List of papers

Japanese version is here.
Journals
  1. Automatic Mackerel Sorting Machine using Global and Local Features
    IEEE Access, vol.7, no.1, pp.63767-63777, December 2019
    Yoshito Nagaoka, Tomo Miyazaki, Yoshihiro Sugaya, and Shinichiro Omachi
    (DOI: 10.1109/ACCESS.2019.2917554)

  2. Fast Image Quality Enhancement for HEVC by Postfiltering via Shallow Neural Networks
    IIEEJ Transactions on Image Electronics and Visual Computing, vol.7, no.1, pp.2-12, June 2019
    Antoine Chauvet, Tomo Miyazaki, Yoshihiro Sugaya, and Shinichiro Omachi

  3. A Development of Wearable System for Information Providing Applications Using Scene Text Recognition
    The Journal of the Institute of Image Electronics Engineers of Japan, vol.48, no.2, pp.248-257, April 2019
    Yoshihiro Sugaya, Kiyoshiro Sakai, Tomo Miyazaki, and Shinichiro Omachi

  4. Structural Data Recognition with Graph Model Boosting
    IEEE Access, vol.6, no.1, pp.63606-63618, December 2018
    Tomo Miyazaki and Shinichiro Omachi
    (DOI: 10.1109/ACCESS.2018.2876860)

  5. Object-Based Video Coding by Visual Saliency and Temporal Correlation
    IEEE Transactions on Emerging Topics in Computing, in press
    Kazuya Ogasawara, Tomo Miyazaki, Yoshihiro Sugaya, and Shinichiro Omachi
    (DOI: 10.1109/TETC.2017.2695640)

  6. Activity Recognition Using Gazed Text and Viewpoint Information for User Support Systems
    Journal of Sensor and Actuator Networks, vol.7, no.3, 11 pages, September 2018
    Shun Chiba, Tomo Miyazaki, Yoshihiro Sugaya, and Shinichiro Omachi
    (DOI: 10.3390/jsan7030031)

  7. Automatic Discrimination between Scomber japonicus and Scomber australasicus by Geometric and Texture Features
    Fishes, vol.3, no.3, 13 pages, September 2018
    Airi Kitasato, Tomo Miyazaki, Yoshihiro Sugaya, and Shinichiro Omachi
    (DOI: 10.3390/fishes3030026)

  8. Traffic Light Detection Considering Color Saturation Using In-Vehicle Stereo Camera
    Journal of Information Processing, vol.24, no.2, pp.349-357, March 2016
    Hiroki Moizumi, Yoshihiro Sugaya, Masako Omachi, and Shinichiro Omachi
    (DOI: 10.2197/ipsjjip.24.349)

  9. Efficient Coding for Video Including Text Using Image Generation
    Journal of Information Processing, vol.24, no.2, pp.330-338, March 2016
    Yosuke Nozue, Tomo Miyazaki, Yoshihiro Sugaya, and Shinichiro Omachi
    (DOI: 10.2197/ipsjjip.24.330)

  10. An Encoding Method for Images Containing Textual Information for Very Low-Bandwidth Transmission
    ITE Transactions on Media Technology and Applications, vol.4, no.1, pp.10-20, January 2016
    Shota Kaneko, Yoshihiro Sugaya, and Shinichiro Omachi
    (DOI: 10.3169/mta.4.10)

  11. Precise Character Region Extraction from Scene Images Using Auxiliary Lines
    The Journal of the Institute of Image Electronics Engineers of Japan, vol.45, no.1, pp.62-70, January 2016
    Shiori Kawamura, Tomo Miyazaki, Yoshihiro Sugaya, and Shinichiro Omachi
    (DOI: 10.11371/iieej.45.62)

  12. Effectiveness of Integration of Multiple Classification Methods within the AdaBoost Framework
    IIEEJ Transactions on Image Electronics and Visual Computing, vol.3, no.2, pp.174-184, December 2015
    Yoshihiro Sugaya, Kei Sugibuchi, and Shinichiro Omachi

  13. Image Segmentation by Using Image Abstraction and 3D Information (in Japanese)
    The Journal of the Institute of Image Electronics Engineers of Japan, vol.44, no.3, pp.474-483, July 2015
    Yoshihiro Sugaya, Hiroko Tsuchida, and Shinichiro Omachi
    (DOI: 10.11371/iieej.44.474)

  14. Mahalanobis Encodings for Visual Categorization
    IPSJ Transactions on Computer Vision and Applications, vol.7, pp.69-73, July 2015
    Tomoki Matsuzawa, Raissa Relator, Wataru Takei, Shinichiro Omachi, and Tsuyoshi Kato
    (DOI: 10.2197/ipsjtcva.7.69)

  15. Development of Character Recognition System with Hybrid Compact MQDF (in Japanese)
    IEICE Transactions on Information and Systems (Japanese Edition), vol.J98-D, no.2, pp.309-318, February 2015
    Yutaka Katsuyama and Shinichiro Omachi
    (DOI: 10.14923/transinfj.2014JDP7090)

  16. Data Embedding into Characters
    IEICE Transactions on Information and Systems, vol.E98-D, no.1, pp.10-20, January 2015
    Koichi Kise, Shinichiro Omachi, Seiichi Uchida, Masakazu Iwamura, and Marcus Liwicki
    (DOI: 10.1587/transinf.2014MUI0002)

  17. Hierarchical Embedment of Supplementary Information into Character Patterns by Changing Color (in Japanese)
    The Journal of the Institute of Image Electronics Engineers of Japan, vol.43, no.4, pp.525-533, September 2014
    Shohei Okugi, Yoshihiro Sugaya, and Shinichiro Omachi
    (DOI: 10.11371/iieej.43.525)

  18. Tooth shape reconstruction from dental CT images with the region-growing method
    Dentomaxillofacial Radiology, vol.43, no.6, July 2014
    R Yanagisawa, Y Sugaya, S Kasahara, S Omachi
    (DOI: 10.1259/dmfr.20140080)

  19. More than Ink - Realization of a Data-Embedding Pen
    Pattern Recognition Letters, vol.35, no.1, pp.246-255, January 2014
    Marcus Liwicki, Seiichi Uchida, Akira Yoshida, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise
    (DOI: 10.1016/j.patrec.2012.09.001)

  20. Recovery and Localization of Handwritings by a Camera-Pen Based on Tracking and Document Image Retrieval
    Pattern Recognition Letters, vol.35, no.1, pp.214-224, January 2014
    Megumi Chikano, Koichi Kise, Masakazu Iwamura, Seiichi Uchida, and Shinichiro Omachi
    (DOI: 10.1016/j.patrec.2012.10.003)

  21. High Speed and High Accuracy Pre-Classification Method for OCR: Margin Added Hashing
    IEICE Transactions on Information and Systems, vol.E96-D, no.9, pp.2087-2095, September 2013
    Yutaka Katsuyama, Yoshinobu Hotta, Masako Omachi, and Shinichiro Omachi
    (DOI: 10.1587/transinf.E96.D.2087)

  22. A Discriminative Metric Learning Algorithm for Face Recognition
    IPSJ Transactions on Computer Vision and Applications, vol.5, pp.85-89, July 2013
    Tsuyoshi Kato, Wataru Takei, and Shinichiro Omachi
    (DOI: 10.2197/ipsjtcva.5.85)

  23. A Statistical Analysis on Operation Scheduling for an Energy Network Project
    IEEE Transactions on Parallel and Distributed Systems , vol.23, no.9, pp.1583-1592, September 2012
    Yoshihiro Sugaya, Shinichiro Omachi, Akira Takeuchi, and Yousuke Nozaki
    (DOI: 10.1109/TPDS.2012.52)

  24. Affine Invariant Character Recognition by Progressive Pruning (in Japanese)
    IEEJ Transactions on Industry Applications, vol.131, no7, July 2011
    Masakazu Iwamura, Akira Horimatsu, Ryo Niwa, Koichi Kise, Seiichi Uchida, and Shinichiro Omachi
    (DOI: 10.1541/ieejias.131.873)

  25. Comparative Study on Color Components for PCA-Based Face Recognition
    The Journal of the Institute of Image Electronics Engineers of Japan, vol.40, no.4, pp.671-678, July 2011
    Dongzhu Yin, Yoshihiro Sugaya, Shinichiro Omachi, and Hirotomo Aso
    (DOI: 10.11371/iieej.40.671)

  26. Representative Graph Generation for Graph-Based Character Recognition
    The Journal of the Institute of Image Electronics Engineers of Japan, vol.40, no.3, pp.439-447, May 2011
    Tomo Miyazaki and Shinichiro Omachi
    (DOI: 10.11371/iieej.40.439)

  27. Pattern recognition using boundary data of component distributions
    Computers & Industrial Engineering, vol.60, no.3, pp.466-472, April 2011
    Masako Omachi, Shinichiro Omachi, Hirotomo Aso, and Tsuneo Saito
    (DOI: 10.1016/j.cie.2010.08.007)

  28. Tree Graph Recognition by Using Kernel Method
    The Journal of the Institute of Image Electronics Engineers of Japan, vol.40, no.2, pp.306-313, March 2011
    Mingming Zhang and Shinichiro Omachi
    (DOI: 10.11371/iieej.40.306)

  29. Run Times Prediction for Load Balancing Efficiently (in Japanese)
    IPSJ Journal, vol.52, no.2, 780-791, February 2011
    Yoshihiro Sugaya, Yuki Tanno, Shinichiro Omachi, and Hirotomo Aso

  30. Pattern Recognition with Gaussian Mixture Models of Marginal Distributions
    IEICE Transactions on Information and Systems, vol.E94-D, no.2, pp.317-324, February 2011
    Masako Omachi and Shinichiro Omachi
    (DOI: 10.1587/transinf.E94.D.317)

  31. Comparative Study on Different Color Space Models for Skin Color Segmentation
    The Journal of the Institute of Image Electronics Engineers of Japan, vol.39, no.5, pp.606-614, September 2010
    Dongzhu Yin, Yoshihiro Sugaya, Shinichiro Omachi, and Hirotomo Aso
    (DOI: 10.11371/iieej.39.606)

  32. Slanted Character Recognition by Subspace Method and Fast Fourier Transform (in Japanese)
    The Journal of the Institute of Image Electronics Engineers of Japan, vol.39, no.5, pp.598-605, September 2010
    Fang Zhang, Yoshihiro Sugaya, Shinichiro Omachi, and Hirotomo Aso
    (DOI: 10.11371/iieej.39.598)

  33. Fast Image Retrieval with Color Histogram Considering Starting Point and Prediction of Possible Amount of Pruning (in Japanese)
    IPSJ Journal, vol.51, no.8, pp.1469-1477, August 2010
    Taichi Kumada, Shinichiro Omachi, and Hirotomo Aso

  34. Novel Confidence Feature Extraction Algorithm Based on Latent Topic Similarity
    IEICE Transactions on Information and Systems, vol.E93-D, no.8, pp.2243-2251, August 2010
    Wei Chen, Gang Liu, Jun Guo, Shinichiro Omachi, Masako Omachi, and Yujing Guo
    (DOI: 10.1587/transinf.E93.D.2243)

  35. A General Assignment of Supplementary Information (in Japanese)
    IEICE Transactions on Information and Systems (Japanese Edition), vol.J93-D, no.5, pp.579-587, May 2010
    Masakazu Iwamura, Yoshio Furuya, Koichi Kise, Shinichiro Omachi, and Seiichi Uchida

  36. String Detection from Scene Images by Binarization and Edge Detection (in Japanese)
    IEICE Transactions on Information and Systems (Japanese Edition), vol.J93-D, no.3, pp.336-344, March 2010
    Yusuke Matsuda, Shinichiro Omachi, and Hirotomo Aso

  37. Reconstruction of Handwritings via Pen-Tip Camera Images (in Japanese)
    IEICE Transactions on Information and Systems (Japanese Edition), vol.J93-D, no.1, pp.64-67, January 2010
    Seiichi Uchida, Katsuhiro Ito, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise

  38. Construction of Multi-Template Dictionary for Pattern Recognition by Decreasing Region Overlaps
    The Journal of the Institute of Image Electronics Engineers of Japan, vol.38, no.6, pp.883-889, November 2009
    Masako Omachi, Shinichiro Omachi, and Hirotomo Aso
    (DOI: 10.11371/iieej.38.883)

  39. Variational Bayesian Mixture Model on a Subspace of Exponential Family Distributions
    IEEE Transactions on Neural Networks, vol.20, no.11, pp.1783-1796, November 2009
    Kazuho Watanabe, Shotaro Akaho, Shinichiro Omachi, and Masato Okada
    (DOI: 10.1109/TNN.2009.2029694)

  40. Fast Detection of Traffic Light with Color and Edge Information (in Japanese)
    The Journal of the Institute of Image Electronics Engineers of Japan, vol.38, no.5, pp.673-679, September 2009
    Masako Omachi and Shinichiro Omachi
    (DOI: 10.11371/iieej.38.673)

  41. Fast Template Matching of Designated Regions Based on Polynomial Approximation (in Japanese)
    The Journal of the Institute of Image Electronics Engineers of Japan, vol.38, no.5, pp.648-655, September 2009
    Masako Omachi and Shinichiro Omachi
    (DOI: 10.11371/iieej.38.648)

  42. Silhouette Image Recognition with Weighted Minimum Common Supergraph (in Japanese)
    The Journal of the Institute of Image Electronics Engineers of Japan, vol.38, no.5, pp.640-647, September 2009
    Tomo Miyazaki, Shinichiro Omachi, and Hirotomo Aso
    (DOI: 10.11371/iieej.38.640)

  43. Silhouette Image Recognition by Embedding Graphs into Vector Space (in Japanese)
    The Journal of the Institute of Image Electronics Engineers of Japan, vol.38, no.5, pp.634-639, September 2009
    MingMing Zhang, Shinichiro Omachi, and Hirotomo Aso
    (DOI: 10.11371/iieej.38.634)

  44. Segmenting Shape Using Deformation Information
    IEICE Transactions on Information and Systems, vol.E92-D, no.6, pp.1296-1303, June 2009
    Ruiqi Guo, Shinichiro Omachi, and Hirotomo Aso
    (DOI: 10.1587/transinf.E92.D.1296)

  45. Silhouette Image Recognition with Generated Patterns by Morphing (in Japanese)
    IEICE Transactions on Information and Systems (Japanese Edition), vol.J91-D, no.12, pp.2988-2991, December 2008
    Atsunori Nomoto, Shinichiro Omachi, and Hirotomo Aso

  46. A Primary Study on a Data-Embedding Pen (in Japanese)
    Journal of Human Interface Society, vol.10, no.4, pp.559-567, November 2008
    Kazuhiro Tanaka, Seiichi Uchida, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise

  47. Semi-Automatic Reconstruction of Tooth Shape from CT Images by Contour Propagation (in Japanese)
    IEICE Transactions on Information and Systems (Japanese Edition), vol.J91-D, no.9, pp.2426-2429, September 2008
    Shinichiro Omachi, Kousuke Saito, Hirotomo Aso, Shin Kasahara, Satoshi Yamada, and Kohei Kimura

  48. Robust Object Detection in Various Lighting Conditions by Gamma Transform (in Japanese)
    IEICE Transactions on Information and Systems (Japanese Edition), vol.J91-D, no.8, pp.2188-2191, August 2008
    Yumiko Togashi, Shinichiro Omachi, and Hirotomo Aso

  49. Fast Image Retrieval by Subspace Method with Polynomial Approximation (in Japanese)
    IEICE Transactions on Information and Systems (Japanese Edition), vol.J91-D, no.6, pp.1561-1568, June 2008
    Shinichiro Omachi and Masako Omachi

  50. Parts Decomposition of Silhouette Shape and Category Classification Algorithm (in Japanese)
    IEICE Transactions on Information and Systems (Japanese Edition), vol.J91-D, no.5, pp.1305-1313, May 2008
    Katsuhiko Kageyama, Shinichiro Omachi, and Hirotomo Aso

  51. Integration of Classification Methods Based on AdaBoost Algorithm (in Japanese)
    IEICE Transactions on Information and Systems (Japanese Edition), vol.J91-D, no.4, pp.1168-1171, April 2008
    Makoto Horiuchi, Shinichiro Omachi, and Hirotomo Aso

  52. Document Skew Estimation by Instance-Based Learning (in Japanese)
    IEICE Transactions on Information and Systems (Japanese Edition), vol.J91-D, no.1, pp.136-138, January 2008
    Seiichi Uchida, Megumi Sakai, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise

  53. Supplementary Information Embedment with Area Ratio for Camera-Based Character Recognition (in Japanese)
    IEICE Transactions on Information and Systems, vol.E90-D, no.12, pp.3246-3256, December 2007
    Shinichiro Omachi, Masakazu Iwamura, Seiichi Uchida, and Koichi Kise

  54. Extraction of Web Community Considering Layers Based on HITS Algorithm (in Japanese)
    IEICE Transactions on Information and Systems, vol.E90-D, no.12, pp.3161-3169, December 2007
    Koji Ohtsuka, Shinichiro Omachi, and Hirotomo Aso

  55. Web Page Retrieval System by Automatic Detection of Topic Words (in Japanese)
    IEEJ Transactions on Electronics, Information and Systems, vol.127, no.12, pp.2142-2147, December 2007
    Hiroshi Mochida, Shinichiro Omachi, and Hirotomo Aso
    (DOI: 10.1541/ieejeiss.127.2142)

  56. Decorative Character Recognition by Graph Matching
    IEICE Transactions on Information and Systems, vol.E90-D, no.10, pp.1720-1723, October 2007
    Shinichiro Omachi, Shunichi Megawa, and Hirotomo Aso
    (DOI: 10.1093/ietisy/e90-d.10.1720)

  57. Fast Visual Search Considering Cost of Histogram Construction (in Japanese)
    IEICE Transactions on Information and Systems (Japanese Edition), vol.J90-D, no.10, pp.2858-2867, October 2007
    Shingo Taguchi, Shinichiro Omachi, and Hirotomo Aso

  58. Fast Template Matching With Polynomials
    IEEE Transactions on Image Processing, vol.16, no.8, pp.2139-2149, August 2007
    Shinichiro Omachi and Masako Omachi
    (DOI: 10.1109/TIP.2007.901243)

  59. An Approximation Method of the Quadratic Discriminant Function and Its Application to Estimation of High-Dimensional Distribution
    IEICE Transactions on Information and Systems, vol.E90-D, no.8, pp.1160-1167, August 2007
    Shinichiro Omachi, Masako Omachi, and Hirotomo Aso
    (DOI: 10.1093/ietisy/e90-d.8.1160)

  60. FSA-Guided Optimal Segmentation and Its Application to Camera-Based Character Recognition (in Japanese)
    IEICE Transactions on Information and Systems (Japanese Edition), vol.J90-D, no.8, pp.1966-1976, August 2007
    Seiichi Uchida, Megumi Sakai, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise

  61. Fast Visual Search by Global Pruning and Spiral Scanning (in Japanese)
    IEICE Transactions on Information and Systems (Japanese Edition), vol.J90-D, no.7, pp.1765-1772, July 2007
    Shingo Taguchi, Shinichiro Omachi, and Hirotomo Aso

  62. Structurization of Silhouette Images Using Medial Axis Transforms (in Japanese)
    IEICE Transactions on Information and Systems (Japanese Edition), vol.J90-D, no.6, pp.1568-1578, June 2007
    Katsuhiko Kageyama, Shinichiro Omachi, and Hirotomo Aso

  63. Fast Deformable Template Matching for Isolated Character Recognition (in Japanese)
    IEICE Transactions on Information and Systems (Japanese Edition), vol.J90-D, no.2, pp.503-513, February 2007
    Kazuya Negishi, Masakazu Iwamura, Shinichiro Omachi, and Hirotomo Aso

  64. Pattern Recognition with Supplementary Information (in Japanese)
    IEICE Transactions on Information and Systems (Japanese Edition), vol.J90-D, no.2, pp.460-470, February 2007
    Masakazu Iwamura, Seiichi Uchida, Shinichiro Omachi, and Koichi Kise

  65. String Extraction from Scene Images Using Color and Luminance Information (in Japanese)
    IEICE Transactions on Information and Systems (Japanese Edition), vol.J89-D, no.4, pp.893-896, April 2006
    Katsuhiro Hirayama, Shinichiro Omachi, and Hirotomo Aso

  66. Category Data Embedding for Camera-Based Character Recognition (in Japanese)
    IEICE Transactions on Information and Systems (Japanese Edition), vol.J89-D, no.2, pp.344-352, February 2006
    Seiichi Uchida, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise

  67. On the Bias of Predictive Distribution in Pattern Recognition (in Japanese)
    IEICE Transactions on Information and Systems (Japanese Edition), vol.J87-D-II, no.2, pp.407-415, February 2004
    Masakazu Iwamura, Shinichiro Omachi, and Hirotomo Aso

  68. Unsupervised Segmentation of Texture Images Using Feature Selection (in Japanese)
    IEICE Transactions on Information and Systems (Japanese Edition), vol.J86-D-II, no.7, pp.988-995, July 2003
    Yoshimasa Karino, Shinichiro Omachi, and Hirotomo Aso

  69. Recognition of Line Graph Images in Documents by Tracing Connected Components (in Japanese)
    IEICE Transactions on Information and Systems (Japanese Edition), vol.J86-D-II, no.6, pp.825-835, June 2003
    Toshimichi Fuda, Shinichiro Omachi, and Hirotomo Aso

  70. A Discriminant Function based on Feature Transformation Considering Normality Improvement of Distribution (in Japanese)
    IEICE Transactions on Information and Systems (Japanese Edition), vol.J86-D-II, no.4, pp.441-449, April 2003
    Hidenori Ujiie, Shinichiro Omachi, and Hirotomo Aso

  71. Estimation of True Mahalanobis Distance from Eigenvectors of Sample Covariance Matrix (in Japanese)
    IEICE Transactions on Information and Systems (Japanese Edition), vol.J86-D-II, no.1, pp.22-31, January 2003
    Masakazu Iwamura, Shinichiro Omachi, and Hirotomo Aso

  72. VLSI Architecture for Quadtree-Based Fractal Image Coding
    IEE Proceedings - Computers and Digital Techniques, vol.148, no.4/5, pp.141-146, July/September 2001
    S. Lee, S. Omachi, and H. Aso
    (DOI: 10.1049/ip-cdt:20010652)

  73. Structure Extraction from Decorated Characters Using Multiscale Images
    IEEE Transactions on Pattern Analysis and Machine Intelligence, vol.23, no.3, pp.315-322, March 2001
    Shin'ichiro Omachi, Masaki Inoue, and Hirotomo Aso
    (DOI: 10.1109/34.910884)

  74. Handprinted Character Recognition Using Elastic Models (in Japanese)
    IEICE Transactions on Information and Systems (Japanese Edition), vol.J83-D-II, no.12, pp.2578-2586, December 2000
    Tsuyoshi Kato, Shin'ichiro Omachi, and Hirotomo Aso

  75. A Noise-Adaptive Discriminant Function and Its Application to Blurred Machine-Printed Kanji Recognition
    IEEE Transactions on Pattern Analysis and Machine Intelligence, vol.22, no.3, pp.314-319, March 2000
    Shin'ichiro Omachi, Fang Sun, and Hirotomo Aso
    (DOI: 10.1109/34.84176)

  76. Subject Arrangement in the Euclidean Space Using Genetic Algorithm (in Japanese)
    IEICE Transactions on Information and Systems (Japanese Edition), vol.J82-D-II, no.12, pp.2195-2202, December 1999
    Shin'ichiro Omachi, Hiroko Yokoyama, and Hirotomo Aso

  77. A Qualitative Adaptation of Subspace Method for Character Recognition (in Japanese)
    IEICE Transactions on Information and Systems (Japanese Edition), vol.J82-D-II, no.11, pp.1930-1939, November 1999
    Shin'ichiro Omachi and Hirotomo Aso

  78. A Fast Algorithm for k-NN Classifier Based on Branch and Bound Method and Computational Quantity Estimation (in Japanese)
    IEICE Transactions on Information and Systems (Japanese Edition), vol.J82-D-II, no.4, pp.641-649, April 1999
    Shin'ichiro Omachi and Hirotomo Aso

  79. A Handwritten Character Recognition System Using Directional Element Feature and Asymmetric Mahalanobis Distance
    IEEE Transactions on Pattern Analysis and Machine Intelligence, vol.21, no.3, pp.258-262, March 1999
    Nei Kato, Masato Suzuki, Shin'ichiro Omachi, Hirotomo Aso, and Yoshiaki Nemoto
    (DOI: 10.1109/34.754617)

  80. Fast and Precise Discriminant Function Considering Correlations of Elements of Feature Vectors and Its Application to Character Recognition (in Japanese)
    IEICE Transactions on Information and Systems (Japanese Edition), vol.J81-D-II, no.9, pp.2027-2034, September 1998
    Fang Sun, Shin'ichiro Omachi, Nei Kato, and Hirotomo Aso

  81. Recognition of Printed Characters by Considering Quality (in Japanese)
    Transactions of Information Processing Society of Japan, vol.38, no.12, pp.2490-2498, December 1997
    Shin'ichiro Omachi and Hirotomo Aso

  82. Discrimination Method of Similar Characters Using Compound Mahalanobis Function (in Japanese)
    IEICE Transactions on Information and Systems (Japanese Edition), vol.J80-D-II, no.10, pp.2752-2760, October 1997
    Masato Suzuki, Shin'ichiro Omachi, Nei Kato, Hirotomo Aso, and Yoshiaki Nemoto

  83. Special-Purpose Hardware Architecture for Large Scale Linear Programming
    IEICE Transactions on Information and Systems, vol.E80-D, no.9, pp.893-898, September 1997
    Shinhaeng Lee, Shin'ichiro Omachi, and Hirotomo Aso

  84. Fuzzy Regression Analysis Using RCE-based Fuzzy Learning Network (in Japanese)
    Journal of Japan Society for Fuzzy Theory and Systems, vol.9, no.4, pp.533-540, August 1997
    Xinxue Zhang, Shin'ichiro Omachi, and Hirotomo Aso

  85. An Algorithm for Construction of Multi-Template Dictionary for Character Recognition Considering Between-Class Variation (in Japanese)
    IEICE Transactions on Information and Systems (Japanese Edition), vol.J79-D-II, no.9, pp.1525-1533, September 1996
    Shin'ichiro Omachi, Fang Sun, and Hirotomo Aso

  86. Precise Recognition of Blurred Printed Characters (in Japanese)
    IEICE Transactions on Information and Systems (Japanese Edition), vol.J79-D-II, no.9, pp.1534-1542, September 1996
    Shin'ichiro Omachi and Hirotomo Aso

  87. Precise Selection of Candidates for Handwritten Character Recognition Using Feature Regions
    IEICE Transactions on Information and Systems, vol.E79-D, no.5, pp.510-515, May 1996
    Fang Sun, Shin'ichiro Omachi, and Hirotomo Aso

  88. Fast and Intelligent Character Recognition System SEIUN (in Japanese)
    IEICE Transactions on Information and Systems (Japanese Edition), vol.J76-D-II, no.3, pp.474-484, March 1993
    Hirotomo Aso, Shin'ichiro Omachi, Masayuki Kimura, and Yutaka Katsuyama

  89. A Systolic Array for Preprocessings for Fast Character Recognition (in Japanese)
    IEICE Transactions on Information and Systems (Japanese Edition), vol.J73-D-II, no.2, pp.167-174, February 1990
    Shin'ichiro Omachi, Hirotomo Aso, and Masayuki Kimura

International Conferences
  1. Mackerel Classification using Global and Local Features
    Proceedings of the 2018 IEEE 23rd International Conference on Emerging Technologies and Factory Automation (ETFA), pp.1209-1212, September 2018.
    Yoshito Nagaoka, Tomo Miyazaki, Yoshihiro Sugaya, and Shinichiro Omachi
    (DOI: 10.1109/ETFA.2018.8502584)

  2. Glyph-Based Data Augmentation for Accurate Kanji Character Recognition
    Proceedings of the 14th IAPR International Conference on Document Analysis and Recognition (ICDAR 2017), pp.597-602, November 2017.
    Kenichiro Ofusa, Tomo Miyazaki, Yoshihiro Sugaya, and Shinichiro Omachi
    (DOI: 10.1109/ICDAR.2017.103)

  3. Text Detection by Faster R-CNN with Multiple Region Proposal Networks
    Proceedings of the 7th International Workshop on Camera-Based Document Analysis and Recognition (CBDAR 2017), pp.15-20, November 2017.
    Yoshito Nagaoka, Tomo Miyazaki, Yoshihiro Sugaya, and Shinichiro Omachi
    (DOI: 10.1109/ICDAR.2017.343)

  4. Text Retrieval for Japanese Historical Documents by Image Generation
    Proceedings of the 2017 Workshop on Historical Document Imaging and Processing (HIP 2017), pp.19-24, November 2017.
    Chisato Sugawara, Tomo Miyazaki, Yoshihiro Sugaya, and Shinichiro Omachi
    (DOI: 10.1145/3151509.3151512)

  5. A Preliminary Study on Location Estimation without Preparation using Ceiling Signboard
    Proceedings of the 2017 International Conference Indoor Positioning and Indoor Navigation (IPIN 2017), 4 pages, September 2017.
    Yoshihiro Sugaya, Kenta Takeda, Tomo Miyazaki, and Shinichiro Omachi
    (available online)

  6. Analysis of Floor Map Image in Information Board for Indoor Navigation
    Proceedings of the 2017 International Conference Indoor Positioning and Indoor Navigation (IPIN 2017), 7 pages,September 2017.
    Tomoya Honto, Yoshihiro Sugaya, Tomo Miyazaki, and Shinichiro Omachi
    (DOI: 10.1109/IPIN.2017.8115896)

  7. Development of Wearable System for Translation of Japanese Texts in the Environment
    Proceedings of The 23rd International Workshop on Frontiers of Computer Vision (IW-FCV 2017), OS3-2, February 2017.
    Kiyoshiro Sakai, Yoshihiro Sugaya, Tomo Miyazaki, and Shinichiro Omachi

  8. Graph Model Boosting for Structural Data Recognition
    Proceedings of the 23rd International Conference on Pattern Recognition (ICPR 2016), pp.1708-1713, August 2016.
    Tomo Miyazaki and Shinichiro Omachi
    (DOI: 10.1109/ICPR.2016.7899882)

  9. Improvement of Map Matching for Indoor Navigation Exploiting Photo of Information Board
    Proceedings of the 2016 International Conference Indoor Positioning and Indoor Navigation (IPIN 2016), 4 pages, October 2016.
    Kento Tonosaki, Yoshihiro Sugaya, Tomo Miyazaki, and Shinichiro Omachi
    (available online)

  10. Adaptive post filter for reducing block artifacts in High Efficiency Video Coding
    Proceedings of 2016 International Conference on Multimedia Systems and Signal Processing (ICMSSP 2016), 4 pages, September 2016.
    Antoine Chauvet, Tomo Miyazaki, Yoshihiro Sugaya, and Shinichiro Omachi
    (DOI: 10.1109/ICMSSP.2016.014)

  11. Element-Level Clustering of Feature Vectors Considering Correlations for Analyzing Image Data
    Proceedings of the 12th International Conference on Semantics, Knowledge and Grids (SKG 2016), pp.146-149, August 2016.
    Masako Omachi and Shinichiro Omachi
    (DOI: 10.1109/SKG.2016.031)

  12. Indoor Localization by Map Matching Using One Image of Information Board
    Proceedings of The Eighth International Conferences on Pervasive Patterns and Applications (PATTERNS 2016), pp.22-26, March 2016.
    Kento Tonosaki, Yoshihiro Sugaya, Tomo Miyazaki, and Shinichiro Omachi
    Best Paper Award
    (available online)


  13. Object-based Video Coding for Arbitrary Shape by Visual Saliency and Temporal Correlation
    Proceedings of The Eighth International Conference on Creative Content Technologies (CONTENT 2016), pp.13-16, March 2016.
    Kazuya Ogasawara, Tomo Miyazaki, Yoshihiro Sugaya, and Shinichiro Omachi
    Best Paper Award
    (available online)


  14. Discrimination of Scomber Japonicus and Scomber Australasicus by Dorsal Fin Length and Fork Length
    Proceedings of The 22nd Korea-Japan joint Workshop on Frontiers of Computer Vision (FCV 2016), pp.338-341, February 2016.
    Airi Kitasato, Tomo Miyazaki, Yoshihiro Sugaya, Shinichiro Omachi

  15. Construction of Models for Data Generation Considering Data Distribution
    Proceedings of International Conference on Information Technology and Engineering (ICTAE), pp.13-14, August 2015.
    Masako Omachi and Shinichiro Omachi

  16. Ultra-low Resolution Character Recognition System with Pruning Mutual Subspace Method
    Proceedings of 2015 International Conference on Consumer Electronics - Taiwan (ICCE-TW), pp.284-285, June 2015.
    Shuhei Toba, Hirotaka Kudo, Tomo Miyazaki, Yoshihiro Sugaya and Shinichiro Omachi
    (DOI: 10.1109/ICCE-TW.2015.7216900)

  17. Estimation of Gazing Points in Environment Using Eye Tracker and Omnidirectional Camera
    Proceedings of 2015 International Conference on Consumer Electronics - Taiwan (ICCE-TW), pp.47-48, June 2015.
    Shun Chiba, Tomo Miyazaki, Yoshihiro Sugaya and Shinichiro Omachi
    (DOI: 10.1109/ICCE-TW.2015.7217003)

  18. Data Arrangement and Dimensional Compression using Vivaldi for Similarity Search on Structured Peer-to-peer Network
    Proceedings of 2015 International Conference on Consumer Electronics - Taiwan (ICCE-TW), pp.39-40, June 2015.
    Yoshihiro Sugaya, Koh Motoyama, and Shinichiro Omachi
    (DOI: 10.1109/ICCE-TW.2015.7216959)

  19. Finding Stroke Parts for Rough Text Detection in Scene Images with Random Forest
    Proceedings of 2015 Joint Conference of IWAIT and IFMIA, January 2015.
    Tomo Miyazaki and Shinichiro Omachi

  20. The Reading-life Log - Technologies to Recognize Texts That We Read
    Proceedings of The 12th International Conference on Document Analysis and Recognition (ICDAR 2013), pp.91-95, August 2013.
    Takashi Kimura, Rong Huang, Seiichi Uchida, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise
    (DOI: 10.1109/ICDAR.2013.26)

  21. A Proposal of Writing-Life Log and Its Implementation Using a Retrieval-Based Camera-Pen
    Proceedings of the 16th International Graphonomics Society Conference (IGS 2013), pp.86-89, June 2013.
    Koichi Kise, Riki Kudo, Masakazu Iwamura, Seiichi Uchida, and Shinichiro Omachi

  22. A Practical Method for Realizing Large-scale and Flexible Demand Response
    Proceedings of the IEEE PES Innovative Smart Grid Technologies Conference (ISGT2013), 6 pages, February 2013.
    Toshitsugu Gunji, Yoshihiro Sugaya, and Shinichiro Omachi
    (DOI: 10.1109/ISGT.2013.6497885)

  23. A Study on Caption Recognition for Multi-Color Characters on Complex Background
    Proceedings of IEEE International Symposium on Multimedia (ISM2012), pp.401-407, December 2012.
    Yutaka Katsuyama, Akihiro Minagawa, Yoshinobu Hotta, Jun Sun, and Shinichiro Omachi
    (DOI: 10.1109/ISM.2012.83)

  24. Efficient Image Compression with Detecting Text Regions
    Proceedings of the 11th International Conference on Signal Processing (ICSP2012), pp.654-658, October 2012.
    Shota Kaneko, Yoshihiro Sugaya, and Shinichiro Omachi
    (DOI: 10.1109/ICoSP.2012.6491571)

  25. Low-Resolution Character Recognition with Compound Mutual Subspace Method
    Proceedings of the 11th International Conference on Signal Processing (ICSP2012), pp.650-653, October 2012.
    Hirotaka Kudo, Yoshihiro Sugaya, and Shinichiro Omachi
    (DOI: 10.1109/ICoSP.2012.6491572)

  26. A Primary Study on Location Estimation System for Ad-hoc Networks with Considering Incorrect Nodes
    Proceedings of the 15th International Symposium on Wireless Personal Multimedia Communications, pp.577-578, September 2012.
    Yoshihiro Sugaya, Masahito Okamoto, Yuta Nakano, and Shinichiro Omachi
    (available online)

  27. Compression of Scene Images by Region Segmentation and Text Detection
    Proceedings of the 15th International Symposium on Wireless Personal Multimedia Communications, p.493, September 2012.
    Shinichiro Omachi, Shota Kaneko, Hiroko Tsuchida, and Yoshihiro Sugaya
    (available online)

  28. Separation of Decorative Characters into Skeleton Parts and Decoration Parts
    Proceedings of 2011 China-Korea-Japan Electronics and Communications Conference (ECC2011), October 2011.
    Yuji Soma, Yoshihiro Sugaya, and Shinichiro Omachi

  29. Extraction of 3D Shape of Tooth with Three-Dimensional Contours of CT Images
    Proceedings of 2011 China-Korea-Japan Electronics and Communications Conference (ECC2011), October 2011.
    Toshiki Nagaoka, Ryuichi Yanagisawa, Yoshihiro Sugaya, and Shinichiro Omachi

  30. Reliable Online Stroke Recovery from Offline Data with the Data-Embedding Pen
    Proceedings of The 10th International Conference on Document Analysis and Recognition (ICDAR 2011), pp.1384-1388, September 2011.
    Marcus Liwicki, Yoshida Akira, Seiichi Uchida, Masakazu Iwamura, Shinichiro Omachi and Koichi Kise
    (DOI: 10.1109/ICDAR.2011.278)

  31. Handwriting on Paper as a Cybermedium
    Lecture Notes in Computer Science, vol.6884, pp.204-211, September 2011.
    Akira Yoshida, Marcus Liwichi, Seiichi Uchida, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise
    (DOI: 10.1007/978-3-642-23866-6_22)

  32. Extraction of 3D Shape of a Tooth from Dental CT Images with Region Growing Method
    Lecture Notes in Computer Science, vol.6540 (4th International Workshop on Computational Forensics), pp.68-77, February 2011.
    Ryuichi Yanagisawa and Shinichiro Omachi
    (DOI: 10.1007/978-3-642-19376-7_6)

  33. Tracking and Retrieval of Pen Tip Positions for an Intelligent Camera Pen
    Proceedings of The 12th International Conference on Frontiers in Handwriting Recognition (ICFHR 2010), November 2010
    Kazumasa Iwata, Koichi Kise, Masakazu Iwamura, Seiichi Uchida, and Shinichiro Omachi
    Best Paper Award
    (DOI: 10.1109/ICFHR.2010.50)

  34. Embedding Meta-Information in Handwriting \ Reed-Solomon for Reliable Error Correction
    Proceedings of The 12th International Conference on Frontiers in Handwriting Recognition (ICFHR 2010), November 2010
    Marcus Liwicki, Seiichi Uchida, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise
    (DOI: 10.1109/ICFHR.2010.127)

  35. Detection of Traffic Light Using Structural Information
    Proceedings of 2010 IEEE 10th International Conference on Signal Processing (ICSP 2010), vol.1, pp.809-812, October 2010
    Masako Omachi and Shinichiro Omachi
    (DOI: 10.1109/ICOSP.2010.5655932)

  36. Measuring Tree Structure by Mapping on Its Power Set
    Proceedings of 2010 IEEE International Conference on Network Infrastructures and Digital Content (IEEE IC-NIDC 2010), pp.844-848, September 2010
    Mingming Zhang and Shinichiro Omachi
    (DOI: 10.1109/ICNIDC.2010.5657989)

  37. Fast Method for Extracting Representative Graph from Decorative Character Images
    Proceedings of 2010 IEEE International Conference on Network Infrastructures and Digital Content (IEEE IC-NIDC 2010), pp.219-223, September 2010
    Tomo Miyazaki and Shinichiro Omachi
    (DOI: 10.1109/ICNIDC.2010.5657776)

  38. Indexing Tree and Subtree by Using a Structure Network
    Lecture Notes in Computer Science, vol.6218 (Joint IAPR International Workshop, SSPR & SPR 2010), pp.244-253, August 2010
    Mingming Zhang and Shinichiro Omachi
    (DOI: 10.1007/978-3-642-14980-1_23)

  39. Expansion of Queries and Databases for Improving the Retrieval Accuracy of Document Portions
    Proceedings of The Ninth International Workshop on Document Analysis Systems (DAS 2010), pp.309-316, June 2010
    Koichi Kise, Megumi Chikano, Kazumasa Iwata, Masakazu Iwamura, Seiichi Uchida, and Shinichiro Omachi
    (DOI: 10.1145/1815330.1815370)

  40. Data-Embedding Pen - Augmenting Ink Strokes with Meta-Information
    Proceedings of The Ninth International Workshop on Document Analysis Systems (DAS 2010), pp.43-51, June 2010
    Marcus Liwicki, Seiichi Uchida, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise
    (DOI: 10.1145/1815330.1815336)

  41. A New Pre-classification Method based on Associative Matching Method
    Document Recognition and Retrieval XVII (Proceedings of SPIE, vol.7534), 75340K, January 2010
    Yutaka Katsuyama, Akihiro Minagawa, Yoshinobu Hotta, Shinichiro Omachi, and Nei Kato
    (DOI: 10.1117/12.838842)

  42. Extraction of Representative Structure of Decorative Character Images
    Proceedings of the 2009 Chinese Conference on Pattern Recognition (CCPR2009) and the First CJK Joint Workshop on Pattern Recognition (CJKPR), vol.2, pp.944-948, November 2009
    Tomo Miyazaki, Shinichiro Omachi, and Hirotomo Aso
    (DOI: 10.1109/CCPR.2009.5343952)

  43. A Graph Representation for Silhouette Based on Multiscale Analysis
    Proceedings of the 2009 Chinese Conference on Pattern Recognition (CCPR2009) and the First CJK Joint Workshop on Pattern Recognition (CJKPR), vol.2, pp.837-839, November 2009
    MingMing Zhang, Shinichiro Omachi, and Hirotomo Aso
    (DOI: 10.1109/CCPR.2009.5343992)

  44. Simultaneous Clustering and Dimensionality Reduction Using Variational Bayesian Mixture Model
    Proceedings of the 11th IFCS Biennial Conference and 33rd Annual Conference of the Gesellschaft fur Klassifikation e.V, pp.81-88, August 2009
    Kazuho Watanabe, Shotaro Akaho, Shinichiro Omachi, and Masato Okada
    Best Paper Method Award
    (DOI: 10.1007/978-3-642-10745-0_8)

  45. Traffic Light Detection with Color and Edge Information
    Proceedings of the 2nd IEEE International Conference on Computer Science and Information Technology (ICCSIT 2009), vol.2, pp.284-287, August 2009
    Masako Omachi and Shinichiro Omachi
    (DOI: 10.1109/ICCSIT.2009.5234518)

  46. Capturing Digital Ink as Retrieving Fragments of Document Images
    Proceedings of the 10th International Conference on Document Analysis and Recognition (ICDAR 2009), pp.1236-1240, July 2009
    Kazumasa Iwata, Koichi Kise, Tomohiro Nakai, Masakazu Iwamura, Seiichi Uchida, and Shinichiro Omachi
    (DOI: 10.1109/ICDAR.2009.192)

  47. Conspicuous Character Patterns
    Proceedings of the 10th International Conference on Document Analysis and Recognition (ICDAR 2009), pp.16-20, July 2009
    Seiichi Uchida, Ryoji Hattori, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise
    (DOI: 10.1109/ICDAR.2009.196)

  48. On a Possibility of Pen-Tip Camera for the Reconstruction of Handwritings
    Proceedings of the Third International Workshop on Camera-Based Document Analysis and Recognition (CBDAR 2009), pp.119-126, July 2009
    Seiichi Uchida, Katsuhiro Itou, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise

  49. Selecting and Evaluating Conspicuous Character Patterns
    Proceedings of the Third International Workshop on Camera-Based Document Analysis and Recognition (CBDAR 2009), pp.111-118, July 2009
    Seiichi Uchida, Ryoji Hattori, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise

  50. Character Image Extraction from a Scene Image Using Color Information and Multiscale Analysis
    Proceedings of the Third International Workshop on Camera-Based Document Analysis and Recognition (CBDAR 2009), pp.87-92, July 2009
    Shinichiro Omachi, Yuusuke Matsuda, and Hirotomo Aso

  51. Document-Level Positioning of a Pen Tip by Retrieval of Image Fragments
    Proceedings of the Third International Workshop on Camera-Based Document Analysis and Recognition (CBDAR 2009), pp.61-68, July 2009
    Koichi Kise, Kazumasa Iwata, Tomohiro Nakai, Masakazu Iwamura, Seiichi Uchida, and Shinichiro Omachi

  52. Layout-Free Dewarping of Planar Document Images
    Document Recognition and Retrieval XVI (Proceedings of SPIE, vol.7247), 72470X, January 2009
    Masakazu Iwamura, Ryo Niwa, Akira Horimatsu, Koichi Kise, Seiichi Uchida, and Shinichiro Omachi
    (DOI: 10.1117/12.806122)

  53. Information Embedment with Cross Ratio of Areas for Accurate Camera-Based Character Recognition
    Proceedings of the Third Korea-Japan Joint Workshop on Pattern Recognition (KJPR 2008), pp.111-112, November 2008
    Shinichiro Omachi, Masakazu Iwamura, Seiichi Uchida, and Koichi Kise

  54. Silhouette Image Recognition
    Proceedings of the Third Korea-Japan Joint Workshop on Pattern Recognition (KJPR 2008), pp.13-14, November 2008
    Tomo Miyazaki, Shinichiro Omachi, and Hirotomo Aso

  55. Parameter Estimation of Gaussian Mixture Model Utilizing Boundary Data
    Proceedings of the 38th International Conference on Computers and Industrial Engineering (CIE 38), pp.291-297, November 2008
    Masako Omachi, Shinichiro Omachi, Hirotomo Aso, and Tsuneo Saito

  56. Fast Two-Dimensional Template Matching with Fixed Aspect Ratio Based on Polynomial Approximation
    Proceedings of the 9th International Conference on Signal Processing (ICSP '08), pp.757-760, October 2008
    Masako Omachi and Shinichiro Omachi
    (DOI: 10.1109/ICOSP.2008.4697240)

  57. Skew Estimation by Instances
    Proceedings of the Eighth IAPR International Workshop on Document Analysis Systems (DAS 2008), pp.201-208, September 2008
    Seiichi Uchida, Megumi Sakai, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise
    (DOI: 10.1109/DAS.2008.22 )

  58. Affine Invariant Recognition of Characters by Progressive Pruning
    Proceedings of the Eighth IAPR International Workshop on Document Analysis Systems (DAS 2008), pp.237-244, September 2008
    Akira Horimatsu, Ryo Niwa, Masakazu Iwamura, Koichi Kise, Seiichi Uchida, and Shinichiro Omachi
    (DOI: 10.1109/DAS.2008.88)

  59. Tooth Shape Reconstruction from CT Images Using Spline Curves
    Proceedings of the International Conference on Wavelet Analysis and Pattern Recognition (ICWAPR) 2007, pp.393-396, November 2007
    Shinichiro Omachi, Kousuke Saito, Hirotomo Aso, Shin Kasahara, Satoshi Yamada, and Kohei Kimura
    (DOI: 10.1109/ICWAPR.2007.4420700)

  60. Fast Calculation of Continuous Wavelet Transform Using Polynomial
    Proceedings of the International Conference on Wavelet Analysis and Pattern Recognition (ICWAPR) 2007, pp.1688-1691, November 2007
    Masako Omachi and Shinichiro Omachi
    (DOI: 10.1109/ICWAPR.2007.4421725)

  61. Extraction of Structure of Silhouette Images by Weighted Minimum Common Supergraph
    Proceedings of the Second Korea-Japan Joint Workshop on Pattern Recognition (KJPR 2007), pp.57-61, October 2007
    Tomo Miyazaki, Shinichiro Omachi, and Hirotomo Aso

  62. Extraction of Embedded Class Information from Universal Character Pattern
    Proceedings of the 9th International Conference on Document Analysis and Recognition (ICDAR 2007), vol.1, pp.437-441, September 2007
    Seiichi Uchida, Megumi Sakai, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise
    IAPR/ICDAR Best Paper Award
    (DOI: 10.1109/ICDAR.2007.4378747)

  63. Rectifying Perspective Distortion into Affine Distortion Using Variants and Invariants
    Proceedings of the Second International Workshop on Camera-Based Document Analysis and Recognition (CBDAR 2007), pp.138-145, September 2007
    Masakazu Iwamura, Ryo Niwa, Koichi Kise, Seiichi Uchida, and Shinichiro Omachi

  64. Instance-Based Skew Estimation of Document Images by a Combination of Variant and Invariant
    Proceedings of the Second International Workshop on Camera-Based Document Analysis and Recognition (CBDAR 2007), pp.53-60, September 2007
    Seiichi Uchida, Megumi Sakai, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise

  65. Better Decision Boundary for Pattern Recognition with Supplementary Information
    Proceedings of the First Korea-Japan Joint Workshop on Pattern Recognition (KJPR 2006), pp.212-217, November 2006
    Masakazu Iwamura, Yoshio Furuya, Shinichiro Omachi, Koichi Kise, and Seiichi Uchida

  66. Comparative Study on Different Color Space Models for Skin Color Segmentation
    Proceedings of the First Korea-Japan Joint Workshop on Pattern Recognition (KJPR 2006), pp.127-133, November 2006
    Dongzhu Yin, Shinichiro Omachi, Yoshihiro Sugaya and Hirotomo Aso

  67. OCR fonts revisited for camera-based character recognition
    Proceedings 18th International Conference on Pattern Recognition (ICPR 2006), vol.2, pp.1134-1137, August 2006
    Seiichi Uchida, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise
    (DOI: 10.1109/ICPR.2006.891)

  68. Affine Invariant Information Embedment for Accurate Camera-Based Character Recognition
    Proceedings 18th International Conference on Pattern Recognition (ICPR 2006), vol.2, pp.1098-1101, August 2006
    Shinichiro Omachi, Masakazu Iwamura, Seiichi Uchida, and Koichi Kise
    (DOI: 10.1109/ICPR.2006.229)

  69. Isolated Character Recognition by Searching Feature Points
    Proceedings of the 8th International Conference on Document Analysis and Recognition (ICDAR 2005), pp.1035-1039, September 2005
    Masakazu Iwamura, Kazuya Negishi, Shinichiro Omachi, and Hirotomo Aso
    (DOI: 10.1109/ICDAR.2005.147)

  70. Data Embedding for Camera-Based Character Recognition
    Proceedings of the First International Workshop on Camera-Based Document Analysis and Recognition (CBDAR2005), pp.60-67, August 2005
    Seiichi Uchida, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise

  71. Recognition with Supplementary Information -How Many Bits Are Lacking for 100% Recognition?-
    Proceedings of the First International Workshop on Camera-Based Document Analysis and Recognition (CBDAR2005), pp.68-75, August 2005
    Masakazu Iwamura, Seiichi Uchida, Shinichiro Omachi, and Koichi Kise

  72. Isolated Character Recognition by Searching Features in Scene Images
    Proceedings of the First International Workshop on Camera-Based Document Analysis and Recognition (CBDAR2005), pp.140-147, August 2005
    Kazuya Negishi, Masakazu Iwamura, Shinichiro Omachi, and Hirotomo Aso

  73. Fast Visual Search Using Simplified Pruning Rules - Streamlined Active Search
    Proceedings 17th International Conference on Pattern Recognition (ICPR 2004), vol.4, pp.937-940, August 2004
    Shingo Taguchi, Shinichiro Omachi, and Hirotomo Aso
    (DOI: 10.1109/ICPR.2004.1333927)

  74. Precise Estimation of High-Dimensional Distribution and Its Application to Face Recognition
    Proceedings 17th International Conference on Pattern Recognition (ICPR 2004), vol.1, pp.220-223, August 2004
    Shinichiro Omachi, Fang Sun, and Hirotomo Aso
    (DOI: 10.1109/ICPR.2004.1334063)

  75. A Discriminant Function Considering Normality Improvement of the Distribution
    Proceedings 16th International Conference on Pattern Recognition (ICPR 2002), vol.2, pp.224-227, August 2002
    Hidenori Ujiie, Shinichiro Omachi, and Hirotomo Aso
    (DOI: 10.1109/ICPR.2002.1048279)

  76. A Method to Estimate the True Mahalanobis Distance from Eigenvectors of Sample Covariance Matrix
    Lecture Notes in Computer Science, vol.2396 (Joint IAPR International Workshops SSPR 2002 and SPR 2002), pp.498-507, August 2002
    Masakazu Iwamura, Shinichiro Omachi, and Hirotomo Aso
    (DOI: 10.1007/3-540-70659-3_52)

  77. Asymmetric Gaussian and Its Application to Pattern Recognition
    Lecture Notes in Computer Science, vol.2396 (Joint IAPR International Workshops SSPR 2002 and SPR 2002), pp.405-413, August 2002
    Tsuyoshi Kato, Shinichiro Omachi, and Hirotomo Aso
    (DOI: 10.1007/3-540-70659-3_42)

  78. Mixture of Asymmetric Gaussians and Its Maximum Likelihood Estimator
    New Trends in Optimization and Computational Algorithms (NTOC2001), pp.105-106, December 2001
    Tsuyoshi Kato, Shinichiro Omachi, and Hirotomo Aso

  79. Structure Extraction from Various Kinds of Decorated Characters Using Multi-Scale Images
    Proceedings 15th International Conference on Pattern Recognition (ICPR2000), vol.4, pp.455-458, September 2000
    Shin'ichiro Omachi, Masaki Inoue, and Hirotomo Aso
    (DOI: 10.1109/ICPR.2000.902956)

  80. Two-Stage Computational Cost Reduction Algorithm based on Mahalanobis Distance Approximations
    Proceedings 15th International Conference on Pattern Recognition (ICPR2000), vol.2, pp.700-703, September 2000
    Fang Sun, Shin'ichiro Omachi, Nei Kato, Hirotomo Aso, Shun'ichi Kono, and Tasuku Takagi
    (DOI: 10.1109/ICPR.2000.906170)

  81. A Modification of Eigenvalues to Compensate Estimation Errors of Eigenvectors
    Proceedings 15th International Conference on Pattern Recognition (ICPR2000), vol.2, pp.378-381, September 2000
    Masakazu Iwamura, Shin'ichiro Omachi, and Hirotomo Aso
    (DOI: 10.1109/ICPR.2000.906091)

  82. Precise Hand-Printed Character Recognition Using Elastic Models via Nonlinear Transformation
    Proceedings 15th International Conference on Pattern Recognition (ICPR2000), vol.2, pp.364-367, September 2000
    Tsuyoshi Kato, Shin'ichiro Omachi, and Hirotomo Aso
    (DOI: 10.1109/ICPR.2000.906088)

  83. A New Approximation Method of the Quadratic Discriminant Function
    Lecture Notes in Computer Science, vol.1876 (Joint IAPR International Workshops SSPR 2000 and SPR 2000), pp.601-610, August/September 2000
    Shin'ichiro Omachi, Fang Sun, and Hirotomo Aso
    (DOI: 10.1007/3-540-44522-6_62)

  84. A Parallel Architecture for Quadtree-based Fractal Image Coding
    Proceedings of the 2000 International Conference on Parallel Processing (ICPP2000), pp.15-22, August 2000
    Shinhaeng Lee, Shin'ichiro Omachi and Hirotomo Aso
    (DOI: 10.1109/ICPP.2000.876066)

  85. Hyper Rectangular Fuzzy set Learning Network
    IFAC Proceedings Volumes, vol.32, no.2, pp.5468-5473, July 1999
    Xinxue Zhang, Guizeng Wang, Shin'ichiro Omachi, and Hirotomo Aso
    (DOI: 10.1016/S1474-6670(17)56931-1)

  86. A Discriminant Function for Noisy Pattern Recognition [abstract]
    Proceedings of The 11th Scandinavian Conference on Image Analysis (SCIA'99), pp.793-800, June 1999
    Shin'ichiro Omachi, Fang Sun, and Hirotomo Aso

  87. An Algorithm for Estimating Mixture Distribution of High Dimensional Vectors And Its Application to Character Recognition [abstract]
    Proceedings of The 11th Scandinavian Conference on Image Analysis (SCIA'99), pp.267-274, June 1999
    Fang Sun, Shin'ichiro Omachi, and Hirotomo Aso

  88. An Algorithm for Constructing a Multi-template Dictionary for Character Recognition Considering Distribution of Feature Vectors [abstract]
    Proceedings 14th International Conference on Pattern Recognition (ICPR'98), pp.1114-1116, August 1998
    Fang Sun, Shin'ichiro Omachi, and Hirotomo Aso
    (DOI: 10.1109/ICPR.1998.711889)

  89. Fuzzy Regression Analysis Using RFLN and Its Application
    Proceedings Sixth IEEE International Conference on Fuzzy Systems (FUZZ-IEEE'97), pp.51-56, July 1997
    Xinxue ZHANG, Shin'ichiro OMACHI, and Hirotomo ASO
    (DOI: 10.1109/FUZZY.1997.616343)

  90. Precise Recognition of Blurred Chinese Characters by Considering Change in Distribution [abstract]
    Proceedings of The 10th Scandinavian Conference on Image Analysis (SCIA'97), pp.501-506, June 1997
    Shin'ichiro Omachi, Fang Sun, and Hirotomo Aso

  91. SEIUN: Systolic Elaborated Intelligent Ultra-high-speed Neosystem for Character Recognition [abstract]
    1991 Workshop on Computer Architecture for Machine Perception (CAMP'91), pp.471-482, December 1991
    H. Aso, S. Ohmachi, N. Sun, Y. Katsuyama and M. Kimura

  92. Systolic Architecture for Fast and Intelligent Character Recognition Systems [abstract]
    Proceedings of Pacific Rim International Conference on Artificial Intelligence (PRICAI'90), pp.805-810, November 1990
    Hirotomo Aso, Shin'ichiro Ohmachi, Yutaka Katsuyama and Masayuki Kimura

Domestic Conferences
  1. Multi-Frame Super Resolution Using 3D Convolution and RNN Prediction
    Proceedings of the 2018 Tohoku-Section Joint Convention of Institutes of Electrical and Information Engineers, Japan, 2F12, September 2018
    Xi Huang, Tomo Miyazaki, Yoshihiro Sugaya, and Shinichiro Omachi

  2. (Japanese title)
    Proceedings of the 2018 Tohoku-Section Joint Convention of Institutes of Electrical and Information Engineers, Japan, 2A07, September 2018

  3. (Japanese title)
    Proceedings of the 2018 Tohoku-Section Joint Convention of Institutes of Electrical and Information Engineers, Japan, 1I05, September 2018

  4. (Japanese title)
    Proceedings of the 2018 Tohoku-Section Joint Convention of Institutes of Electrical and Information Engineers, Japan, 1D14, September 2018

  5. Determining Important Objects in Scene Image Using Neural Networks
    Proceedings of the 2017 Tohoku-Section Joint Convention of Institutes of Electrical and Information Engineers, Japan, 2B12, August 2017
    Daisuke Sato, Tomo Miyazaki, Yoshihiro Sugaya, and Shinichiro Omachi

  6. (Japanese title)
    Proceedings of the 2016 Tohoku-Section Joint Convention of Institutes of Electrical and Information Engineers, Japan, 2G04, August 2016

  7. Low Resolution Character Recognition Using Convolutional Neural Networks
    Proceedings of the 2016 Tohoku-Section Joint Convention of Institutes of Electrical and Information Engineers, Japan, 1A04, August 2016
    Kenta Takeda, Yoshihiro Sugaya, Tomo Miyazaki, and Shinichiro Omachi

  8. Signboard Extraction and Recognition in Subway Station Premises
    Proceedings of the 2016 Tohoku-Section Joint Convention of Institutes of Electrical and Information Engineers, Japan, 1A03, August 2016
    Kenta Takeda, Yoshihiro Sugaya, Tomo Miyazaki, and Shinichiro Omachi

  9. Study on Compression of Images Including Text by Sparse Coding
    IEICE Technical Report, IE2016-36, vol.116, no.119, pp.5-10, July 2016
    Keisuke Inoue, Tomo Miyazaki, Yoshihiro Sugaya, and Shinichiro Omachi

  10. Graph Model Construction by Non-linear Minimization and Image Recognition
    Proceedings of the 2016 IEICE General Conference, D-12-96, March 2016
    Toshiaki Sakai, Tomo Miyazaki, Yoshihiro Sugaya, and Shinichiro Omachi

  11. (Japanese title)
    Proceedings of the 2015 Tohoku-Section Joint Convention of Institutes of Electrical and Information Engineers, Japan, 2D10, August 2015

  12. Accuracy Improvement of Character Recognition Using Generated Samples by Morphing
    Proceedings of the 2015 Tohoku-Section Joint Convention of Institutes of Electrical and Information Engineers, Japan, 2A12, August 2015
    Shuto Shinbo, Tomo Miyazaki, Yoshihiro Sugaya, and Shinichiro Omachi

  13. Gaze Detection in Omnidirectional Scene by Iterative Image Matching
    Proceedings of the 2015 Tohoku-Section Joint Convention of Institutes of Electrical and Information Engineers, Japan, 2A11, August 2015
    Shun Chiba, Tomo Miyazaki, Yoshihiro Sugaya, and Shinichiro Omachi

  14. (Japanese title)
    Proceedings of the 2015 Tohoku-Section Joint Convention of Institutes of Electrical and Information Engineers, Japan, 1E06, August 2015

  15. Survey of Guide Plates and Fundamental Study of Map Image Analysis for Indoor Navigation
    Proceedings of the 2015 Tohoku-Section Joint Convention of Institutes of Electrical and Information Engineers, Japan, 2A11, August 2015
    Kento Tonosaki, Yoshihiro Sugaya, Tomo Miyazaki, and Shinichiro Omachi

  16. (Japanese title)
    IPSJ SIG Technical Report, vol.2015-CVIM-196, no.13, March 2015

  17. Estimate of Viewpoint Positions in Environment Using Eye Tracker and Omnidirectional Camera
    IEICE Technical Report, PRMU2014-134, vol.114, no.454, pp.101-102, February 2015
    Shun Chiba, Tomo Miyazaki, Yoshihiro Sugaya, and Shinichiro Omachi

  18. Character Detection with Stroke Width Features from Scene Image
    IEICE Technical Report, PRMU2014-133, vol.114, no.454, pp.99-100, February 2015
    Yasushi Oshima, Tomo Miyazaki, Yoshihiro Sugaya, and Shinichiro Omachi

  19. Efflciency Sprit Compression Using lmage Abstraction
    IEICE Technical Report, PRMU2014-132, vol.114, no.454, pp.97-98, February 2015
    Ryosuke Ishimori, Tomo Miyazaki, Yoshihiro Sugaya, and Shinichiro Omachi

  20. Ultra-low Resolution Character Recognition by Utilizing Multiple Frames
    IEICE Technical Report, PRMU2014-131, vol.114, no.454, pp.95-96, February 2015
    Shuhei Toba, Hirotaka Kudo, Tomo Miyazaki, Yoshihiro Sugaya, and Shinichiro Omachi

  21. (Japanese title)
    DPS Workshop 2014, vol.2014, no.5, pp.91-92, December 2014

  22. Split Compression Using Image Abstraction for Object-Based Encoding
    PCSJ2014, P-4-11, November 2014
    Ryosuke Ishimori, Tomo Miyazaki, Yoshihiro Sugaya, and Shinichiro Omachi

  23. A Video Coding Method for Text using Character Parameters 
    PCSJ2014, P-2-11, November 2014
    Yosuke Nozue, Tomo Miyazaki, Yoshihiro Sugaya, and Shinichiro Omachi

  24. (Japanese title)
    Proceedings of the 2014 Tohoku-Section Joint Convention of Institutes of Electrical and Information Engineers, Japan, 2H14, August 2014

  25. (Japanese title)
    Proceedings of the 2014 Tohoku-Section Joint Convention of Institutes of Electrical and Information Engineers, Japan, 2G20, August 2014

  26. A Video Coding Method for Scene Text
    Proceedings of the 2014 Tohoku-Section Joint Convention of Institutes of Electrical and Information Engineers, Japan, 2A19, August 2014
    Yosuke Nozue, Tomo Miyazaki, Yoshihiro Sugaya, and Shinichiro Omachi

  27. Ultra-Low Resolution Character Recognition with Increased Training Data and Image Enhancement
    Proceedings of the 2014 Tohoku-Section Joint Convention of Institutes of Electrical and Information Engineers, Japan, 2A18, August 2014
    Shuhei Toba, Hirotaka Kudo, Tomo Miyazaki, Yoshihiro Sugaya, and Shinichiro Omachi

  28. Automatic Generation of Kanji Fonts from Sample Designs
    Proceedings of the 2014 Tohoku-Section Joint Convention of Institutes of Electrical and Information Engineers, Japan, 2A17, August 2014
    Tatsunori Tsuchiya, Tomo Miyazaki, Yoshihiro Sugaya, and Shinichiro Omachi

  29. Character Region Extraction by Exploiting Auxiliary Lines
    IEICE Technical Report, PRMU2013-152, vol.113, no.431, pp.119-120, February 2014
    Shiori Kawamura, Tomo Miyazaki, Yoshihiro Sugaya, and Shinichiro Omachi

  30. (Japanese title)
    IEICE Technical Report, PRMU2013-150, vol.113, no.431, pp.115-116, February 2014

  31. (Japanese title)
    IEICE Technical Report, PRMU2013-113, vol.113, no.402, pp.201-206, January 2014

  32. A Study on Detection of Incorrect Nodes by Using Spring Model in Localization System
    IEICE Technical Report, ASN2013-149, vol.113, no.399, pp.179-184, January 2014
    Yuta Nakano, Yoshihiro Sugaya, and Shinichiro Omachi

  33. Information Embedment to Character Patterns Using Color
    IEICE Technical Report, EMM2013-73, vol.113, no.291, pp.31-36, November 2013
    Shohei Okugi, Yoshihiro Sugaya, and Shinichiro Omachi

  34. Traffic Light Detection Considering Color Saturation
    Proceedings of the 2013 IEICE General Conference, D-12-91, March 2013
    Hiroki Moizumi, Yoshihiro Sugaya, Masako Omachi, and Shinichiro Omachi

  35. Basic Study on Information Embedment into Character Patterns with Color
    Proceedings of the 2013 IEICE General Conference, D-12-4, March 2013
    Shohei Okugi, Yoshihiro Sugaya, and Shinichiro Omachi

  36. Image Compression Method for Transmission of Text Information in Image
    Proceedings of the 2013 IEICE General Conference, D-11-68, March 2013
    Shota Kaneko, Yoshihiro Sugaya, and Shinichiro Omachi

  37. Detection of Incorrect Nodes in Localization System
    Proceedings of the 2013 IEICE General Conference, B-7-74, March 2013
    Yuta Nakano, Yoshihiro Sugaya, and Shinichiro Omachi

  38. (Japanese title)
    IEICE Technical Report, PRMU2012-219, vol.112, no.495, pp.231-236, March 2013

  39. Traffic Lights Recognition Considering Color Saturation with Stereo Cameras on the Vehicle
    IEICE Technical Report, PRMU2012-159, vol.112, no.441, pp.127-128, February 2013
    Hiroki Moizumi, Yoshihiro Sugaya, Masako Omachi, and Shinichiro Omachi

  40. Information Embedment into Character Patterns with Color for Recognition
    IEICE Technical Report, PRMU2012-158, vol.112, no.441, pp.125-126, February 2013
    Shohei Okugi, Yoshihiro Sugaya, and Shinichiro Omachi

  41. Image compression method for transmitting high-definition character information
    IEICE Technical Report, PRMU2012-157, vol.112, no.441, pp.123-124, February 2013
    Shota Kaneko, Yoshihiro Sugaya, and Shinichiro Omachi

  42. The Available Telecommunications Services at Serious Disaster
    IEICE Technical Report, IN2012-62, vol.112, no.209, pp.69-70, September 2012
    Sadao Shoji, Takafumi Aoki, Akinori Ito, Shinichiro Omachi, and Koichi Ito

  43. (Japanese title)
    Proceedings of the 2012 Tohoku-Section Joint Convention of Institutes of Electrical and Information Engineers, Japan , 2D12, August 2012

  44. (Japanese title)
    Proceedings of the 2012 Tohoku-Section Joint Convention of Institutes of Electrical and Information Engineers, Japan , 2D11, August 2012

  45. (Japanese title)
    Proceedings of the 2012 Tohoku-Section Joint Convention of Institutes of Electrical and Information Engineers, Japan , 2D07, August 2012

  46. (Japanese title)
    Proceedings of the Meeting on Image Recognition and Understanding 2012, IS3-79, August 2012

  47. (Japanese title)
    Proceedings of the Meeting on Image Recognition and Understanding 2012, IS3-65, August 2012

  48. (Japanese title)
    Proceedings of the Meeting on Image Recognition and Understanding 2012, IS3-57, August 2012

  49. (Japanese title)
    Proceedings of the Meeting on Image Recognition and Understanding 2012, IS1-78, August 2012

  50. Examination of the large-scale demand response by distributed processing
    IEICE Technical Report, EE2012-11, vol.112, no.167, pp.57-62, July 2012
    Toshitsugu Gunji, Yoshihiro Sugaya, and Shinichiro Omachi

  51. Fusion of Satellite Imagery Using IHS Transform
    IEICE Technical Report, PRMU2011-211, vol.111, no.430, pp.123-124, February 2012
    Naoko Tsukamoto, Yoshihiro Sugaya, and Shinichiro Omachi

  52. Region Segmentation with Vector Flow and Disparity Map
    IEICE Technical Report, PRMU2011-122, vol.111, no.317, pp.137-140, November 2011
    Hiroko Tsuchida, Yoshihiro Sugaya, and Shinichiro Omachi

  53. Character Strings Detection Using Omni-Directional Camera with Edge Information
    IEICE Technical Report, PRMU2011-106, vol.111, no.317, pp.39-43, November 2011
    Yuusuke Natsume, Yoshihiro Sugaya, and Shinichiro Omachi

  54. (Japanese title)
    IEICE Technical Report, PRMU2011-101, vol.111, no.317, pp.13-18, November 2011

  55. The Data-Embeddign Pen (in Japanese)
    IEICE Technical Report, EMM2011-4, vol.111, no.74, pp.17-22, May 2011
    Seiichi Uchida, Marcus Liwicki, Masakazu Iwamura, Koichi Kise, and Shinichiro Omachi

  56. Generation of Character Patterns from Sample Character Images (in Japanese)
    IEICE Technical Report, PRMU2010-287, vol.110, no.467, pp.293-298, March 2010
    Hiroya Saito, Yoshihiro Sugaya, Shinichiro Omachi, Seiichi Uchida, Masakazu Iwamura, and Koichi Kise

  57. Consideration for Control RTTsby Decentralized Network Coordinate System (in Japanese)
    IPSJ SIG Technical Report, vol.2011-DPS-146, no.25, pp.1-7, March 2011
    Takashi Nakamura, Yoshihiro Sugaya, and Shinichiro Omachi

  58. Is quantity better than quality? -A study case on a simple classifier applied to digit character recognition-
    IEICE Technical Report, PRMU2010-65/IBISML2010-37, vol.110, no.187, pp.75-80, September 2010
    Sabine Barrat, Geoffrey Alary, Masakazu Iwamura, Koichi Kise, Seiichi Uchida, and Shinichiro Omachi

  59. Accuracy Improvement of Document Image Retrieval on a Camera-Pen System by Coping with Projective Distortion (in Japanese)
    Proceedings of the Meeting on Image Recognition and Understanding 2010, IS1-30, pp.239-246, July 2010
    Megumi Chikano, Kazumasa Iwata, Koichi Kise, Masakazu Iwamura, Seiichi Uchida, and Shinichiro Omachi

  60. Improvement of Accuracy of Document Image Retrieval by Expanding Queries and Databases (in Japanese)
    IEICE Technical Report, PRMU2009-319, vol.109, no.470, pp.507-512, March 2010
    Megumi Chikano, Kazumasa Iwata, Koichi Kise, Masakazu Iwamura, Seiichi Uchida, and Shinichiro Omachi

  61. Constructing Network in light of Communication delay for Sharing Idle Computational Resources (in Japanese)
    IPSJ SIG Technical Report, vol.2010-DPS-142, no.11, pp.1-7, March 2010
    Takashi Nakamura, Yoshihiro Sugaya, and Shinichiro Omachi

  62. An Interface for Embedding Online Information During Writing
    IEICE Technical Report, PRMU2009-225, vol.109, no.418, pp.105-110, February 2010
    Marcus Liwicki, Seiichi Uchida, Masakazu Iwamura, Shinichiro Omachi, and Kouichi Kise

  63. Camera Pen System Using Feature Tracking and Document Image Retrieval (in Japanese)
    IEICE Technical Report, PRMU2009-214, vol.109, no.418, pp.39-44, February 2010
    Kazumasa Iwata, Koichi Kise, Msakazu Iwamura, Seiichi Uchida, Shinichiro Omachi

  64. Quality Analysis of Handwriting Recovery from Pen-Tip Camera Images (in Japanese)
    IEICE Technical Report, PRMU2009-208, vol.109, no.418, pp.7-12, February 2010
    Shuji Tajima, Seiichi Uchida, Masakazu Iwamura, Shinichiro Omachi, and Kouichi Kise

  65. (Japanese title)
    Kansai-section Joint Convention of Institutes of Electrical Engineering, 09-2A-13, September 2009

  66. (Japanese title)
    The 62nd Joint Conference of Electrical and Electronics Engineers in Kyushu, 09-2A-13, September 2009

  67. (Japanese title)
    The 62nd Joint Conference of Electrical and Electronics Engineers in Kyushu, 09-2A-12, September 2009

  68. (Japanese title)
    2009 Tohoku-Section Joint Convention Record of Institutes of Electrical and Information Engineers, 2I-19, August 2009

  69. (Japanese title)
    2009 Tohoku-Section Joint Convention Record of Institutes of Electrical and Information Engineers, 2I-10, August 2009

  70. Structure Extraction from Multiple Decorative Character Images
    2009 Tohoku-Section Joint Convention Record of Institutes of Electrical and Information Engineers, 2A-11, August 2009
    Tomo Miyazaki, Shinichiro Omachi, and Hirotomo Aso

  71. Combining Classifiers of Multiple Classification Methods Using AdaBoost Algorithm
    2009 Tohoku-Section Joint Convention Record of Institutes of Electrical and Information Engineers, 2A-10, August 2009
    Kei Sugibuchi, Shinichiro Omachi, and Hirotomo Aso

  72. Graph Representation for Silhouettes Based on Multiscale Analysis
    2009 Tohoku-Section Joint Convention Record of Institutes of Electrical and Information Engineers, 2A-09, August 2009
    MingMing Zhang, Shinichiro Omachi, and Hirotomo Aso

  73. Extraction of 3D Shape of Tooth from Dental CT Images Based on Characteristics
    2009 Tohoku-Section Joint Convention Record of Institutes of Electrical and Information Engineers, 1A-07, August 2009
    Ryuichi Yanagisawa, Shinichiro Omachi, and Hirotomo Aso

  74. Extraction of 3D Shape of Teeth from Dental CT Image Based on Characteristics of Dental Structure (in Japanese)
    Proceedings of the Meeting on Image Recognition and Understanding 2009, IS3-13, pp.1449-1455, July 2009
    Ryuichi Yanagisawa, Shinichiro Omachi, and Hirotomo Aso

  75. Combining Classifiers Derived from Multiple Classification Methods Using AdaBoost Algorithm (in Japanese)
    Proceedings of the Meeting on Image Recognition and Understanding 2009, IS2-3, pp.880-886, July 2009
    Kei Sugibuchi, Shinichiro Omachi, and Hirotomo Aso

  76. Structure Extraction from Multiple Decorative Character Images by Common Supergraph (in Japanese)
    Proceedings of the Meeting on Image Recognition and Understanding 2009, IS1-16, pp.506-512, July 2009
    Tomo Miyazaki, Shinichiro Omachi, and Hirotomo Aso

  77. Designing Conspicuous Character Pattern (in Japanese)
    Proceedings of the Meeting on Image Recognition and Understanding 2009, OS6-3, pp.182-189, July 2009
    Seiichi Uchida, Ryoji Hattori, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise

  78. Dewarping of Planar Document Image without Layout Constraints (in Japanese)
    IEICE Technical Report, PRMU2008-233, vol.108, no.432, pp.151-156, February 2009
    Ryo Niwa, Masakazu Iwamura, Kouichi Kise, Seiichi Uchida, and Shinichiro Omachi

  79. String Detection from Scene Images Using NAT Method and Edge Information (in Japanese)
    IEICE Technical Report, PRMU2008-222, vol.108, no.432, pp87-92, February 2009
    Yusuke Matsuda, Shinichiro Omachi, and Hirotomo Aso

  80. Recovering Handwritings via Pen-tip Camera (in Japanese)
    IEICE Technical Report, PRMU2008-211, vol.108, no.432, pp.19-24, February 2009
    Katsuhiro Ito, Seiichi Uchida, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise

  81. Conspicious Character Patterns (in Japanese)
    IEICE Technical Report, PRMU2008-209, vol.108, no.432, pp7-12, February 2009
    Ryoji Hattori, Seiichi Uchida, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise

  82. A General Theory of Supplementary Information Assignment and Analysis of Error Rates (in Japanese)
    Proceedings of the Meeting on Image Recognition and Understanding 2008, IS1-9, pp.388-393, July 2008
    Masakazu Iwamura, Yoshio Furuya, Koichi Kise, Shinichiro Omachi, and Seiichi Uchida

  83. Character Extraction from Scene Images Using Color Information and Multiscale Analysis (in Japanese)
    Proceedings of the Meeting on Image Recognition and Understanding 2008, IS1-19, pp.446-451, July 2008
    Yuusuke Matsuda, Shinichiro Omachi, and Hirotomo Aso

  84. High-Speed Object Detection by Color Information and SIFT Feature (in Japanese)
    Proceedings of the Meeting on Image Recognition and Understanding 2008, IS2-20, pp.715-720, July 2008
    Takahumi Kuno, Shinichiro Omachi, and Hirotomo Aso

  85. Rectification of Distorted Document Images Using Variants, Invariants and Normalization (in Japanese)
    Proceedings of the Meeting on Image Recognition and Understanding 2008, IS4-22, pp.1260-1265, July 2008
    Ryo Niwa, Akira Horimatsu, Masakazu Iwamura, Koichi Kise, Seiichi Uchida, and Shinichiro Omachi

  86. Strucure Extraction from Silhouette Images by Weighted Minimum Common Supergraph (in Japanese)
    Proceedings of the Meeting on Image Recognition and Understanding 2008, IS5-5, pp.1408-1413, July 2008
    Tomo Miyazaki, Shinichiro Omachi, and Hirotomo Aso

  87. Affine Invariant Character Recognition and Its Speeding Up (in Japanese)
    Proceedings of the Meeting on Image Recognition and Understanding 2008, IS5-10, pp.1450-1455, July 2008
    Akira Horimatsu, Ryo Niwa, Masakazu Iwamura, Koichi Kise, Seiichi Uchida, and Shinichiro Omachi

  88. Conspicious Character Synthesis (in Japanese)
    Proceedings of the Meeting on Image Recognition and Understanding 2008, IS5-11, pp.1456-1461, July 2008
    Ryoji Hattori, Seiichi Uchida, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise

  89. Shape Segmentation Based on Learning of Deformation Models
    IEICE Technical Report, PRMU2008-19/DE2008-1, vol.108, no.94, pp.1-5, June 2008
    Ruiqi Guo, Shinichiro Omachi, and Hirotomo Aso

  90. Silhouette Images Recognition by Edit Distance and Multidimensional Scaling (in Japanese)
    IEICE Technical Report, IE2007-308/PRMU2007-292, vol.107, no.538, pp.297-300, March 2008
    Mingming Zhang, Shinichiro Omachi, and Hirotomo Aso

  91. An Improvement of Instance-Based Skew Estimation (in Japanese)
    IEICE Technical Report, PRMU2007-214, vol.107, no.491, pp.1-6, February 2008
    Megumi Sakai, Seiichi Uchida, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise

  92. Robust Estimation of Inverse Covariance Matrix by Shrinkage Technique (in Japanese)
    IEICE Technical Report, PRMU2007-156, vol.107, no.384, pp.119-123, December 2007
    Masakazu Iwamura, Shinichiro Omachi, and Hirotomo Aso

  93. Relationship Between Errors of Supplementary Information and Misrecognition Rates (in Japanese)
    IEICE Technical Report, PRMU2007-152, vol.107, no.384, pp.95-100, December 2007
    Yoshio Furuya, Masakazu Iwamura, Koichi Kise, Shinichiro Omachi, and Seiichi Uchida

  94. Instance-Based Skew Detection of Document Images by a Combination of Variant and Invariant (in Japanese)
    Proceedings of the Meeting on Image Recognition and Understanding 2007, IS-4-01, pp.1147-1152, July 2007
    Megumi Sakai, Seiichi Uchida, Shinichiro Omachi, Masakazu Iwamura, and Koichi Kise

  95. Silhouette Image Recognition with Transformed Patterns by Morphing (in Japanese)
    Proceedings of the Meeting on Image Recognition and Understanding 2007, IS-3-03, pp.941-946, July 2007
    Atsunori Nomoto, Shinichiro Omachi, and Hirotomo Aso

  96. Rectifying Perspective Distortion into Affine Distortion Using Variants and Invariants (in Japanese)
    Proceedings of the Meeting on Image Recognition and Understanding 2007, IS-2-03, pp.720-725, July 2007
    Ryo Niwa, Masakazu Iwamura, Koichi Kise, Seiichi Uchida, and Shinichiro Omachi

  97. Fast Image Retrieval by Subspace Method with Polynomials (in Japanese)
    Proceedings of the Meeting on Image Recognition and Understanding 2007, OS-A4-02, pp.181-188, July 2007
    Shinichiro Omachi and Masako Omachi
    MIRU Nagao Award (Best Paper Award)

  98. Skew Detection of Document Images by a Combination of Variant and Invariant (in Japanese)
    IEICE Technical Report, PRMU2006-251, vol.106, no.605, pp.97-102, March 2007
    Megumi Sakai, Seiichi Uchida, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise

  99. Evaluation of Data Extraction Accuracy toward the Realization of Data-embedding Pen (in Japanese)
    IEICE Technical Report, PRMU2006-247, vol.106, no.605, pp.73-78, March 2007
    Kazuhiro Tanaka, Seiichi Uchida, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise

  100. Effect of Moving Decision Boundaries in Pattern Recognition with Supplementary Information -Experimental Examination of Using Quadratic Discriminant Function- (in Japanese)
    IEICE Technical Report, PRMU2006-113, vol.106, no.301, pp.53-58, October 2006
    Yoshio Furuya, Masakazu Iwamura, Koichi Kise, Shinichiro Omachi, and Seiichi Uchida

  101. Machine-Readable Handwriting Patterns by Data-Embedding Pen (in Japanese)
    Proceedings of the Meeting on Image Recognition and Understanding 2006, IS3-48, pp.1296-1301, July 2006
    Kazuhiro Tanaka, Seiichi Uchida, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise

  102. Relationship Between Decision Boundaries and Recognition Error Rates in Pattern Recognition with Supplementary Information (in Japanese)
    Proceedings of the Meeting on Image Recognition and Understanding 2006, IS3-37, pp.1231-1236, July 2006
    Yoshio Furuya, Masakazu Iwamura, Koichi Kise, Shinichiro Omachi, and Seiichi Uchida

  103. Robust Object Detection in Various Lighting Conditions by Gamma Transform (in Japanese)
    Proceedings of the Meeting on Image Recognition and Understanding 2006, IS3-31, pp.1195-1200, July 2006
    Yumiko Togashi, Shinichiro Omachi, Hirotomo Aso

  104. Slant-Invariant Character Recognition by Subspace Method and Fourier Transform (in Japanese)
    Proceedings of the Meeting on Image Recognition and Understanding 2006, IS3-29, pp.1185-1189, July 2006
    Fang Zhang, Shinichiro Omachi, Hirotomo Aso

  105. FSA-Based Optimal Segmentation for Camera-Based Character Recognition (in Japanese)
    Proceedings of the Meeting on Image Recognition and Understanding 2006, IS3-2, pp.1024-1029, July 2006
    Megumi Sakai, Seiichi Uchida, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise

  106. Character String Extraction from Low Resolution Video Images (in Japanese)
    Proceedings of the Meeting on Image Recognition and Understanding 2006, IS2-45, pp.924-927, July 2006
    Hajime Nodaguchi, Shinichiro Omachi, Hirotomo Aso

  107. Character Recognition in Scene Images by Fast Deformable Template Matching (in Japanese)
    Proceedings of the Meeting on Image Recognition and Understanding 2006, IS2-42, pp.906-911, July 2006
    Masakazu Iwamura, Kazuya Negishi, Shinichiro Omachi, and Hirotomo Aso

  108. Tooth Shape Reconstruction from CT Images Using Spline Curves (in Japanese)
    Proceedings of the Meeting on Image Recognition and Understanding 2006, IS2-38, pp.885-889, July 2006
    Kousuke Saito, Shinichiro Omachia, Hirotomo Aso, Shin Kasahara, Satoshi Yamada, and Kohei Kimura

  109. Integrating Method of Recognition Results by AdaBoost Algorithm (in Japanese)
    Proceedings of the Meeting on Image Recognition and Understanding 2006, IS2-33, pp.858-863, July 2006
    Makoto Horiuchi, Shinichiro Omachi, Hirotomo Aso

  110. Comparative Study on Color Components for Face Recognition
    Proceedings of the Meeting on Image Recognition and Understanding 2006, IS1-28, pp.477-482, July 2006
    Dongzhu Yin, Shinichiro Omachi, Yoshihiro Sugaya, Hirotomo Aso

  111. Camera-Based Character Recognition with Supplementary Information by Area Ratio (in Japanese)
    Proceedings of the Meeting on Image Recognition and Understanding 2006, OS5A-2, pp.187-192, July 2006
    Shinichiro Omachi, Masakazu Iwamura, Seiichi Uchida, and Koichi Kise

  112. On the Position of the Origin and Recognition Performance of Subspace Method (in Japanese)
    Proceedings of Subspace2006 in conjunction with MIRU2006, pp.42-51, July 2006
    Masakazu Iwamura, Shinichiro Omachi, and Hirotomo Aso

  113. Web Community Extraction Using Link Structure (in Japanese)
    IEICE Technical Report, DE2006-104, vol.106, no.150, pp.73-78, July 2006
    Koji Ohtsuka, Shinichiro Omachi, and Hirotomo Aso

  114. Extraction of Hierarchical Structure of Web Pages and Links Inside a Web Community (in Japanese)
    IEICE Technical Report, WI2-2006-12-37, pp.123-128, March 2006
    Koji Ohtsuka, Shinichiro Omachi, and Hirotomo Aso

  115. Fast Deformable Template Matching for Character Recognition in Scene Images (in Japanese)
    IEICE Technical Report, PRMU2005-247, vol.105, no.673, pp.101-106, March 2006
    Kazuya Negishi, Masakazu Iwamura, Shinichiro Omachi, and Hirotomo Aso

  116. Area Ratio as Supplementary Information for Camera-Based Character Recognition (in Japanese)
    IEICE Technical Report, PRMU2005-213, vol.105, no.615, pp.67-72, February 2006
    Shinichiro Omachi, Masakazu Iwamura, Seiichi Uchida, and Koichi Kise

  117. On-line data embedding into handwriting patterns (in Japanese)
    IEICE Technical Report, PRMU2005-212, vol.105, no.615, pp.61-66, February 2006
    Kazuhiro Tanaka, Seiichi Uchida, Masakazu Iwamura, Shinichiro Omachi, and Koichi Kise

  118. Pattern Representation by Functions for Recognition (in Japanese)
    IEICE Technical Report, PRMU2005-84, vol.105, no.374, pp.1-6, October 2005
    Masako Omachi, Shinichiro Omachi, and Tsuneo Saito

  119. (Japanese title)
    Joint Conference of Electrical and Electronics Engineers in Kyushu, 13-2P-11, September 2005

  120. (Japanese title)
    Joint Conference of Electrical and Electronics Engineers in Kyushu, 13-2P-03, September 2005

  121. Classification of Web Search Result by Cluster Extraction (in Japanese)
    Forum on Information Technology 2005, F-018, September 2005
    Hiroshi Mochida, Shinichiro Omachi, and Hirotomo Aso

  122. Web Community Extraction Considering Hierarchical Links (in Japanese)
    Forum on Information Technology 2005, F-010, September 2005
    Koji Ohtsuka, Shinichiro Omachi, and Hirotomo Aso

  123. (Japanese title)
    2005 Tohoku-Section Joint Convention Record of Institutes of Electrical and Information Engineers, 2H-17, August 2005

  124. (Japanese title)
    2005 Tohoku-Section Joint Convention Record of Institutes of Electrical and Information Engineers, 2H-12, August 2005

  125. (Japanese title)
    2005 Tohoku-Section Joint Convention Record of Institutes of Electrical and Information Engineers, 2E-10, August 2005

  126. Fast Visual Search Considering Cost of Histogram Construction (in Japanese)
    Proceedings of the Meeting on Image Recognition and Understanding 2005, IS4-162, pp.1480-1487, July 2005
    Shingo Taguchi, Shinichiro Omachi and Hirotomo Aso

  127. Realization of 100% Recognition Rate with Supplementary Information - For Seamless Man-Machine Communication - (in Japanese)
    Proceedings of the Meeting on Image Recognition and Understanding 2005, IS2-85, pp.901-908, July 2005
    Masakazu Iwamura, Seiichi Uchida, Shinichiro Omachi and Koichi Kise

  128. Isolated Character Recognition by Searching Feature Points and Voting (in Japanese)
    Proceedings of the Meeting on Image Recognition and Understanding 2005, IS1-38, pp.559-566, July 2005
    Masakazu Iwamura, Kazuya Negishi, Shinichiro Omachi and Hirotomo Aso
    Interactive Session Award

  129. Face Detection Using Skin Color Map based on a Color Appearance Model
    Proceedings of the Meeting on Image Recognition and Understanding 2005, IS1-11, pp.361-368, July 2005
    Dongzhu Yin, Shinichiro Omachi, Yoshihiro Sugaya, Hirotomo Aso

  130. Data Embedding for Camera-Based Character Recognition (in Japanese)
    Proceedings of the Meeting on Image Recognition and Understanding 2005, OS7A-29, pp.235-242, July 2005
    Seiichi Uchida, Masakazu Iwamura, Shinichiro Omachi and Koichi Kise

  131. Structurization of Silhouette Images Using Medial Axis Transforms (in Japanese)
    Proceedings of the Meeting on Image Recognition and Understanding 2005, OS5A-13, pp.112-119, July 2005
    Katsuhiko Kageyama, Shinichiro Omachi, and Hirotomo Aso

  132. String Extraction from Scene Images Using Color Information (in Japanese)
    IEICE Technical Report, PRMU2004-247, vol.104, no.742, pp.91-96, March 2005
    Katsuhiro Hirayama, Shinichiro Omachi, and Hirotomo Aso

  133. Current Status and Future Prospects of Camera-Based Character Recognition and Document Image Analysis (in Japanese)
    IEICE Technical Report, PRMU2004-246, vol.104, no.742, pp.85-90, March 2005
    Koichi Kise, Shinichiro Omachi, Seiichi Uchida, and Masakazu Iwamura

  134. Isolated Character Recognition by Searching Feature Points (in Japanese)
    IEICE Technical Report, PRMU2004-238, vol.104, no.742, pp.41-46, March 2005
    Kazuya Negishi, Masakazu Iwamura, Shinichiro Omachi, and Hirotomo Aso

  135. Quantity of Information of Recognition -How Many Bits Are Lacking for 100% Recognition?- (in Japanese)
    IEICE Technical Report, PRMU2004-237, vol.104, no.742, pp.35-40, March 2005
    Masakazu Iwamura, Seiichi Uchida, Shinichiro Omachi, and Koichi Kise

  136. PRMU Algorithm Contest 2004: "Let's Construct a Panoramic Photograph from Photographs!" Summary Report and Its Prize Winning Algorithms (in Japanese)
    IEICE Technical Report, PRMU2004-153, vol.104, no.524, pp.113-122, December 2004
    Shinichiro OMACHI, Akihiro MORI, Shinsuke OCHI, Hiroki KUBOTA, Rei KURODA, Ryou SEKIGUCHI, Tomohiro MIYAWAKI, Isamu MATSUURA, Meguru ITO, Tomoka NAKAGAWA, Hiromitsu MIYAZAKI

  137. Character String Extraction from Scene Image using Luminance and Color Information (in Japanese)
    Forum on Information Technology 2004, I-030, September 2004
    Katsuhiro Hirayama, Shinichiro Omachi, and Hirotomo Aso

  138. Fast Visual Search Using Simplified Pruning Rule and Spiral Scanning (in Japanese)
    Forum on Information Technology 2004, H-021, September 2004
    Shingo Taguchi, Shinichiro Omachi, and Hirotomo Aso

  139. Isolated Character Recognition by Search of Partial Regions (in Japanese)
    Forum on Information Technology 2004, H-018, September 2004
    Kazuya Negishi, Masakazu Iwamura, Shinichiro Omachi, and Hirotomo Aso

  140. Quantitative Evaluation of Simple Recurrent Network (in Japanese)
    Forum on Information Technology 2004, H-005, September 2004
    Hitoshi Takeya, Masakazu Iwamura, Shinichiro Omachi, Masao Shimomura, and Hirotomo Aso

  141. (Japanese title)
    2004 Tohoku-Section Joint Convention Record of Institutes of Electrical and Information Engineers, 2H-19, August 2004

  142. (Japanese title)
    2004 Tohoku-Section Joint Convention Record of Institutes of Electrical and Information Engineers, 2H-13, August 2004

  143. (Japanese title)
    2004 Tohoku-Section Joint Convention Record of Institutes of Electrical and Information Engineers, 1H-5, August 2004

  144. Planar Surface Detection in Video Sequences Using Optical Flows (in Japanese)
    Proceedings of the 2004 IEICE General Conference, D-12-134, March 2004
    Kijung Kim, Shinichiro Omachi, and Hirotomo Aso

  145. Face Recognition for Any Posture by Searching 3-D Facial Shape (in Japanese)
    IEICE Technical Report, PRMU2003-207, vol.103, no.585, pp.55-58, January 2004
    Takayuki Kitano, Shinichiro Omachi, and Hirotomo Aso

  146. High-Speed Recognition of Line Graph Images in Documents by Simplified Interpolation Technique (in Japanese)
    IEICE Technical Report, PRMU2003-204, vol.103, no.585, pp.37-42, January 2004
    Norio Adachi, Shinichiro Omachi, and Hirotomo Aso

  147. Precise Human Tracking by Spline Interpolation in the Parameter Space (in Japanese)
    Forum on Information Technology 2003, I-084, September 2003
    Shingo Taguchi, Shinichiro Omachi, and Hirotomo Aso

  148. The E.ect of Positioning the Origin for the Subspace Method (in Japanese)
    Forum on Information Technology 2003, I-065, September 2003
    Masakazu Iwamura, Shinichiro Omachi, and Hirotomo Aso

  149. String Extraction from Scene Images Using Color Information (in Japanese)
    Forum on Information Technology 2003, I-030, September 2003
    Katsuhiro Hirayama, Shinichiro Omachi, and Hirotomo Aso

  150. Facial Feature Points Detection Based on Presumption of Direction of a Face (in Japanese)
    Proceedings of the 2003 IEICE General Conference, D-12-60, March 2003
    Toyoharu Sato, Shinichiro Omachi, and Hirotomo Aso

  151. Structure Analysis for Online Handwritten Matrix Patterns (in Japanese)
    Proceedings of the 2003 IEICE General Conference, D-12-26, March 2003
    Atsushi Kusakabe, Shinichiro Omachi, Hirotomo Aso, and Tsuyoshi Kato

  152. Robust Estimation of Distribution by Shrinkage Technique (in Japanese)
    IEICE Technical Report, PRMU2002-216, vol.102, no.652. pp.31-36, Februray 2003
    Masakazu Iwamura, Shinichiro Omachi, and Hirotomo Aso

  153. The noise reduction method using the tone change of the image (in Japanese)
    ITE Winter Annual Convention 2002, 6-4, November 2002
    Hiroki Sato, Shinichiro Omachi, and Hirotomo Aso

  154. Elastic Hidden Markov Model and Its Application to Sequence Classification (in Japanese)
    IEICE Technical Report, PRMU2002-94, vol.102, no.379, pp.19-24, October 2002
    Tsuyoshi Kato, Shinichiro Omachi, and Hirotomo Aso

  155. Adaptive exponential transformations for modeling time-sequences (in Japanese)
    2002 Workshop on Information-Based Induction Sciences (IBIS2002), pp.202-207, September 2002
    Tsuyoshi Kato, Shinichiro Omachi, and Hirotomo Aso

  156. A Discriminant Function Considering Normality Improvement of the Distribution (in Japanese)
    IEICE Technical Report, PRMU2001-291, vol.101, no.713, pp.153-160, March 2002
    Hidenori Ujiie, Shinichiro Omachi, and Hirotomo Aso

  157. Recognition of Graph Images in Documents by Tracking Connected Components (in Japanese)
    IEICE Technical Report, PRMU2001-279, vol.101, no.713, pp.61-68, March 2002
    Toshimichi Fuda, Shinichiro Omachi, and Hirotomo Aso

  158. (Japanese title)
    3rd SOM Meeting, SOM2002-04, March 2002

  159. Texture Segmentation Using Wavelet Transformation and Feature Selection (in Japanese)
    IEICE Technical Report, PRMU2001-237, vol.101, no.653, pp.33-40, February 2002
    Yoshimasa Karino, Shinichiro Omachi, and Hirotomo Aso

  160. Mixture of Asymmetric Gaussians and Its Maximum Likelihood Estimation (in Japanese)
    IEICE Technical Report, NC2001-120, vol.101, no.616, pp.103-108, January 2002
    Tsuyoshi Kato, Shinichiro Omachi, and Hirotomo Aso

  161. Unsupervised learning for single hypothesis problem via mixtures of modified quadratic discriminant functions (in Japanese)
    IEICE Technical Report, PRMU2001-103, vol.101, no.363, pp.31-38, October 2001
    Tsuyoshi Kato, Shinichiro Omachi, and Hirotomo Aso

  162. A Report on ICPR 2000 and Surrounding Conferences (in Japanese)
    IEICE Technical Report, PRMU2000-146, vol.100, no.508, pp.119-128, December 2000
    Hitoshi Sakano, Daisaku Arita, Shin'ichiro Omachi, Minoru Okada, Takio Kurita, Hideo Saito, Nobutaka Shimada, Jun Fujiki, Minoru Mori

  163. Decorated Character Recognition Using Matching Graphs (in Japanese)
    IEICE Technical Report, PRMU2000-137, vol.100, no.508, pp.55-62, December 2000
    Shunichi Megawa, Shin'ichiro Omachi, and Hirotomo Aso

  164. A Study on the Global Deformation of Characters (in Japanese)
    IEICE Technical Report, PRMU2000-86, vol.100, no.359, pp.1-8, October 2000
    Tsuyoshi Kato, Shin'ichiro Omachi, and Hirotomo Aso

  165. Decorated Character Recognition Using Non-Deterministic Shape Analysis Model (in Japanese)
    Meeting on Image Recognition and Understanding (MIRU2000), vol.I, pp.241-246, July 2000
    Shunichi Megawa, Shin'ichiro Omachi, and Hirotomo Aso

  166. Perspective and Challenge for Character and Document Recognition toward the 21st Century (in Japanese)
    IEICE Technical Report, PRMU99-230, vol.99, no.648, pp.83-89, February 2000
    Hirotomo Aso, Haruo Akimoto, Shin'ichiro Omachi, Hiroyuki Hase, Bunpei Irie, Keiji Yamada, Masashi Koga, Kazushi Ishigaki

  167. A Modification Method of Eigenvalues to Avoid Recognition Accuracy Reduction Caused by Estimation Errors of Eigenvectors (in Japanese)
    IEICE Technical Report, PRMU99-146, vol.99, no.449, pp.93-100, November 1999
    Masakazu Iwamura, Shin'ichiro Omachi, and Hirotomo Aso

  168. Elastic Models for Character Recognition Using Multiresolution Approach (in Japanese)
    IEICE Technical Report, PRMU99-130, vol.99, no.448, pp.213-220, November 1999
    Tsuyoshi Kato, Shin'ichiro Omachi, and Hirotomo Aso

  169. High Precision Keyword Search System Adapted to Low Quality Document Images (in Japanese)
    IEICE Technical Report, PRMU98-232, vol.98, no.608, pp.97-104, February 1999
    Taiga Nakanishi, Shin'ichiro Omachi, and Hirotomo Aso

  170. Japanese Character Recognition Using Elastic Models Applicable to Multi-stroke Characters (in Japanese)
    IEICE Technical Report, PRMU98-162, vol.98, no.490, pp.95-102, December 1998
    Tsuyoshi Kato, Shin'ichiro Omachi, and Hirotomo Aso

  171. An Algorithm for Estimating Mixture Distribution of High Dimensional Vectors And Its Application to Character Recognition (in Japanese)
    IEICE Technical Report, PRMU98-157, vol.98, no.490, pp.55-62, December 1998
    Fang Sun, Shin'ichiro Omachi, and Hirotomo Aso

  172. Character Recognition with Mahalanobis Distance Based on Between-Cluster Information (in Japanese)
    IEICE Technical Report, PRMU98-156, vol.98, no.490, pp.49-54, December 1998
    Masakazu Iwamura, Shin'ichiro Omachi, and Hirotomo Aso

  173. Evaluation of Methods to Extract Collocational Information from Corpus for Semantic Clustering of Japanese Polysemous Verbs (in Japanese)
    IEICE Technical Report, NLC98-33, vol.98, no.460, pp.8-16, December 1998
    Hiroko Yokoyama, Shin'ichiro Omachi, and Hirotomo Aso

  174. (Japanese title)
    1998 Tohoku-Section Joint Convention Record of Institutes of Electrical and Information Engineers, 2G-24, August 1998

  175. (Japanese title)
    1998 Tohoku-Section Joint Convention Record of Institutes of Electrical and Information Engineers, 2G-18, August 1998

  176. Arranging Words in the Euclidean Space Based on Collocational Informations (in Japanese)
    IEICE Technical Report, PRMU98-71, vol.98, no.204, pp.133-140, July 1998
    Shin'ichiro Omachi, Hiroko Yokoyama, and Hirotomo Aso

  177. Structure Extraction from Decorative Characters Using Multi-scale Images (in Japanese)
    IEICE Technical Report, PRMU98-30, vol.98, no.126, pp.33-40, June 1998
    Shin'ichiro Omachi, Masaki Inoue, and Hirotomo Aso

  178. Discriminant Analysis Using Fuzzy Set Learning Network (in Japanese)
    14th Fuzzy Symposium, pp.799-802, June 1998
    Xinxue Zhang, Gueizeng Wang, Shin'ichiro Omachi, and Hirotomo Aso

  179. A Modified Multiple Similarity Method for Blurred Character Recognition (in Japanese)
    IEICE Technical Report, PRMU98-15, vol.98, no.70, pp.17-24, May 1998
    Shin'ichiro Omachi, and Hirotomo Aso

  180. Clustering of Japanese Verbs Using Collocational Information from Corpora (in Japanese)
    IEICE Technical Report, NLC97-55, vol.97, no.593, pp.1-8, March 1998
    Hiroko Yokoyama, Shin'ichiro Omachi, and Hirotomo Aso

  181. A Discriminant Function for Noisy Pattern Recognition and Its Application to Blurred Chinese Character Recognition (in Japanese)
    IEICE Technical Report, PRMU97-226, vol.97, no.558, pp.69-74, February 1998
    Shin'ichiro Omachi, Fang Sun, and Hirotomo Aso

  182. Fast Character Recognition by Dividing Features (in Japanese)
    IEICE Technical Report, PRMU97-84, vol.97, no.203, pp.87-94, July 1997
    Fang Sun, Shin'ichiro Omachi, Nei Kato, and Hirotomo Aso

  183. A Discrimination Method of Similar Characters Using Compound Mahalanobis Discrimination Function (in Japanese)
    IEICE Technical Report, PRMU96-4, vol.96, no.40, pp.25-32, May 1996
    Masato Suzuki, Shin'ichiro Omachi, Nei Kato, Hirotomo Aso, and Yoshiaki Nemoto

  184. Precise Selection of Candidates for Handwritten Character Recognition Using Feature Regions (in Japanese)
    IEICE Technical Report, PRMU96-3, vol.96, no.40, pp.17-24, May 1996
    Fang Sun, Shin'ichiro Omachi, and Hirotomo Aso

  185. An Algorithm for Construction of Multi-Template Dictionary for Character Recognition Considering Between-Class Variation (in Japanese)
    IEICE Technical Report, PRU94-11, vol.94, no.51, pp.41-48, May 1994
    Fang Sun, Shin'ichiro Omachi, and Hirotomo Aso

  186. Efficient Recognition of Printed Characters Considering Their Quality (in Japanese)
    IEICE Technical Report, PRU92-38, vol.92, no.255, pp.25-32, October 1992
    Shin'ichiro Omachi and Hirotomo Aso

  187. Weighting factors for recognition of blurred printed characters (in Japanese)
    1992 IEICE Fall Conference, D-304, September 1992
    Shin'ichiro Omachi and Hirotomo Aso

  188. (Japanese title)
    1992 Tohoku-Section Joint Convention Record of Institutes of Electrical and Information Engineers, 2C-2, August 1992

  189. On recognition of blurred characters (in Japanese)
    1992 IEICE Spring Conference, D-561, March 1992
    Shin'ichiro Omachi, Hirotomo Aso, and Masayuki Kimura

  190. Precise recognition of printed characters using partial pattern matching method (in Japanese)
    IEICE Technical Report, PRU91-70, vol.91, no.297, pp.63-70, October 1991
    Shin'ichiro Ohmachi, Hirotomo Aso, and Masayuki Kimura

  191. (Japanese title)
    1991 Tohoku-Section Joint Convention Record of Institutes of Electrical and Information Engineers, 1H-4, August 1991

  192. Segmentataion for character recognition system SEIUN (in Japanese)
    1991 IEICE Spring Conference, D-541, March 1991
    Shin'ichiro Ohmachi, Hirotomo Aso, and Masayuki Kimura

  193. (Japanese title)
    1990 Tohoku-Section Joint Convention Record of Institutes of Electrical and Information Engineers, 2H-9, August 1990

  194. Systolic Architecture for Character/Speech Recognition System (in Japanese)
    IEICE Technical Report, CPSY90-57, vol.90, no.144, pp.115-120, July 1990
    Hirotomo Aso, Shin'ichiro Ohmachi, Masayuki Kimura, and Yutaka Katsuyama

  195. On hardwares for character recognition system (in Japanese)
    1990 IEICE Spring Conference, D-504, March 1990
    Shin'ichiro Ohmachi, Hirotomo Aso, and Masayuki Kimura

  196. (Japanese title)
    1989 Tohoku-Section Joint Convention Record of Institutes of Electrical and Information Engineers, 1B-8, August 1989

  197. A pipelined algorithm for normalizing character patterns (in Japanese)
    1989 IEICE Spring Conference, D-458, March 1989
    Shin'ichiro Ohmachi, Hirotomo Aso, and Masayuki Kimura

  198. A parallel algorithm for normalizing character patterns (in Japanese)
    IPSJ Technical Report, 89-AL-5, vol.1989, no.8, pp.1-8, January 1989
    Shin'ichiro Ohmachi, Hirotomo Aso, and Masayuki Kimura

  199. A basic study on parallel processing for printed Chinese character recognition
    1988 IEICE Spring Conference, D-455, March 1988
    Shin'ichiro Ohmachi, Nei Son, Hirotomo Aso, and Masayuki Kimura

Others

  1. Affine Invariant Character Recognition by Progressive Pruning (translation)
    Electrical Engineering in Japan, vol.180, no.2, pp.55-63, July 2012.
    Masakazu Iwamura, Akira Horimatsu, Ryo Niwa, Koichi Kise, Seiichi Uchida, and Shinichiro Omachi

  2. Recognition of Line Graph Images in Documents by Tracing Connected Components (translation)
    Systems and Computers in Japan, vol.38, no.14, pp.103-114, December 2007.
    Toshimichi Fuda, Shinichiro Omachi, and Hirotomo Aso

  3. Unsupervised Segmentation of Texture Images Using Feature Selection (translation)
    Electronics and Communications in Japan (Part II: Electronics), vol.88, no.9, pp.58-66, September 2005.
    Yoshimasa Karino, Shinichiro Omachi, Hirotomo Aso

  4. On the Bias of Predictive Distribution in Pattern Recognition (translation)
    Systems and Computers in Japan, vol.36, no.5, pp.45-54, May 2005.
    Masakazu Iwamura, Shinichiro Omachi, and Hirotomo Aso

  5. Estimation of True Mahalanobis Distance from Eigenvectors of Sample Covariance Matrix (translation)
    Systems and Computers in Japan, vol.35, no.9, pp.30-38, August 2004.
    Masakazu Iwamura, Shinichiro Omachi, and Hirotomo Aso

  6. Object Arrangement into Euclidean Space Using Genetic Algorithm (translation)
    Systems and Computers in Japan, vol.31, no.13, pp.11-18, November 2000
    Shin'ichiro Omachi, Hiroko Yokoyama, and Hirotomo Aso

  7. A Qualitative Adaptation of Subspace Method for Character Recognition (translation)
    Systems and Computers in Japan, vol.31, no.12, pp.1-10, November 2000
    Shin'ichiro Omachi and Hirotomo Aso

  8. A Fast Algorithm for a k-NN Classifier Based on the Branch and Bound Method and Computational Quantity Estimation (translation)
    Systems and Computers in Japan, vol.31, no.6, pp.1-9, May 2000
    Shin'ichiro Omachi and Hirotomo Aso

  9. Fast and Precise Discriminant Function Considering Correlations of Elements of Feature Vectors and Its Application to Character Recognition (translation)
    Systems and Computers in Japan, vol.30, no.14, pp.33-42, December 1999
    Fang Sun, Shin'ichiro Omachi, Nei Kato and Hirotomo Aso

  10. Fuzzy Regression Analysis Using RCE-Based Fuzzy Learning Network (translation)
    Japanese Journal of Fuzzy Theory and Systems (Allerton Press, Inc.), vol.9, no.4, pp.407-417, 1998
    Xinxue Zhang, Shin'ichiro Omachi, Hirotomo Aso

  11. SEIUN - A Fast and Intelligent Character Recognition System (translation)
    Systems and Computers in Japan, vol.25, no.3, pp.18-29, March 1994
    Hirotomo Aso, Shin'ichiro Omachi, Masayuki Kimura and Yutaka Katsuyama


Home Page
Home Page of IIC Laboratory