Automatic Left Ventricular Endocardium Detection in Echocardiograms Based on Ternary Thresholding Method. - Wataru Ohyama; Tetsushi Wakabayashi; Fumitaka Kimura; Shinji Tsuruoka; Kiyotsugu Sekioka (ICPR, 2000)

License Plate Recognition Using Associative Matching Based on Clique-Finding. - Meng Shi; Wataru Ohyama; Tetsushi Wakabayashi; Fumitaka Kimura (MVA, 2000)

Clustering with Projection Distance and Pseudo Bayes Discriminant Function for Handwritten Numeral Recognition. - Meng Shi; Wataru Ohyama; Tetsushi Wakabayashi; Fumitaka Kimura (ICDAR, 2001)

Accuracy Improvement of Handwritten Numeral Recognition by Mirror Image Learning. - Tetsushi Wakabayashi; Meng Shi; Wataru Ohyama; Fumitaka Kimura (ICDAR, 2001)

Mirror Image Learning for Handwritten Numeral Recognition. - Meng Shi; Tetsushi Wakabayashi; Wataru Ohyama; Fumitaka Kimura (MLDM, 2001)

A comparative study on mirror image learning and ALSM. - Tetsushi Wakabayashi; Meng Shi; Wataru Ohyama; Fumitaka Kimura (IWFHR, 2002)

Automatic Tracking of Local Myocardial Motion by Correlation Weighted Velocity Method. - Wataru Ohyama; Tetsushi Wakabayashi; Fumitaka Kimura; Shinji Tsuruoka; Kiyotsugu Sekioka (ICPR (1), 2002)

Comparative Study on Mirror Image Learning (MIL) and GLVQ. - Meng Shi; Tetsushi Wakabayashi; Wataru Ohyama; Fumitaka Kimura (ICPR (2), 2002)

Automatic Grading Prototype System for KANJI Dictation Test. - Meng Shi; Tetsushi Wakabayashi; Wataru Ohyama; Fumitaka Kimura (ICPR (3), 2002)

Accuracy improvement of automatic text classification based on feature transformation. - Guowei Zu; Wataru Ohyama; Tetsushi Wakabayashi; Fumitaka Kimura (ACM Symposium on Document Engineering, 2003)

Mirror Image Learning for Autoassociative Neural Networks. - Shusaku Shimizu; Wataru Ohyama; Tetsushi Wakabayashi; Fumitaka Kimura (ICDAR, 2003)

Accuracy Improvement of Automatic Text Classification Based on Feature Transformation and Multi-classifier Combination. - Xuexian Han; Guowei Zu; Wataru Ohyama; Tetsushi Wakabayashi; Fumitaka Kimura (AWCC, 2004)

The Impact of OCR Accuracy on Automatic Text Classification. - Guowei Zu; Mayo Murata; Wataru Ohyama; Tetsushi Wakabayashi; Fumitaka Kimura (AWCC, 2004)

Local slant estimation for handwritten English words. - Yimei Ding; Wataru Ohyama; Fumitaka Kimura; Malayappan Shridhar (IWFHR, 2004)

A study on decision rule for Japanese dictation test. - Meng Shi; Wataru Ohyama; Tetsushi Wakabayashi; Fumitaka Kimura (IWFHR, 2004)

Eigenspace Method by Autoassociative Networks for Object Recognition. - Takamasa Yokoi; Wataru Ohyama; Tetsushi Wakabayashi; Fumitaka Kimura (SSPR/SPR, 2004)

Automatic Assembling of Cadastral Maps Based on Generalized Hough Transformation. - Fei Liu 018; Wataru Ohyama; Tetsushi Wakabayashi; Fumitaka Kimura (Document Analysis Systems, 2006)

The Impact of OCR Accuracy and Feature Transformation on Automatic Text Classification. - Mayo Murata; Lazaro S. P. Busagala; Wataru Ohyama; Tetsushi Wakabayashi; Fumitaka Kimura (Document Analysis Systems, 2006)

Integrated Feature Analysis For Automatic Text Classification. - Lazaro S. P. Busagala; Wataru Ohyama; Tetsushi Wakabayashi; Fumitaka Kimura (MLDM Posters, 2007)

Improvement of Cadastral Map Assembling Based on GHT. - Fei Liu 018; Wataru Ohyama; Tetsushi Wakabayashi; Fumitaka Kimura (MVA, 2007)

Automatic Detection of Facial Midline as a Guide for Facial Feature Extraction. - Nozomi Nakao; Wataru Ohyama; Tetsushi Wakabayashi; Fumitaka Kimura (PRIS, 2007)

Improving Automatic Text Classification by Integrated Feature Analysis. - Lazaro S. P. Busagala; Wataru Ohyama; Tetsushi Wakabayashi; Fumitaka Kimura (IEICE Trans. Inf. Syst., 2008)

An impact of linguistic features on automated classification of OCR texts. - Gudila Paul Moshi; Lazaro S. P. Busagala; Wataru Ohyama; Tetsushi Wakabayashi; Fumitaka Kimura (Document Analysis Systems, 2010)

Improvement of On-line Signature Verification Based on Gradient Features. - Yumiko Kawazoe; Wataru Ohyama; Tetsushi Wakabayashi; Fumitaka Kimura (ICFHR, 2010)

An Impact of OCR Errors on Automated Classification of OCR Japanese Texts with Parts-of-Speech Analysis. - Akihiro Kokawa; Lazaro S. P. Busagala; Wataru Ohyama; Tetsushi Wakabayashi; Fumitaka Kimura (ICDAR, 2011)

A Study on Automatic Chinese Text Classification. - Xi Luo; Wataru Ohyama; Tetsushi Wakabayashi; Fumitaka Kimura (ICDAR, 2011)

Three Dimensional Rotation-Free Recognition of Characters. - Ryo Narita; Wataru Ohyama; Tetsushi Wakabayashi; Fumitaka Kimura (ICDAR, 2011)

Color Recognition by Extended Color Space Method for 64-color 2-D Barcode. - Takuma Shimizu; Mariko Isami; Kenji Terada; Wataru Ohyama; Fumitaka Kimura (MVA, 2011)

Multiple Feature-Classifier Combination in Automated Text Classification. - Lazaro S. P. Busagala; Wataru Ohyama; Tetsushi Wakabayashi; Fumitaka Kimura (Document Analysis Systems, 2012)

Impact of Word Segmentation Errors on Automatic Chinese Text Classification. - Xi Luo; Wataru Ohyama; Tetsushi Wakabayashi; Fumitaka Kimura (Document Analysis Systems, 2012)

Motion Tracking of Local Myocardial Tissue Using a DP+E Tracking Method on M-mode Echocardiograms. - Chen Chao; Naoka Masesako; Wataru Ohyama; Tetsushi Wakabayashi; Fumitaka Kimura; Kiyotsugu Sekioka (ICETET, 2012)

Combination of Signature Verification Techniques by SVM. - Takashi Ito; Wataru Ohyama; Tetsushi Wakabayashi; Fumitaka Kimura (ICFHR, 2012)

Detection of eyes by circular Hough transform and histogram of gradient. - Yasutaka Ito; Wataru Ohyama; Tetsushi Wakabayashi; Fumitaka Kimura (ICPR, 2012)

A study on three dimensional rotation-free character recognition and rotation angle estimation of characters. - Ryo Narita; Wataru Ohyama; Tetsushi Wakabayashi; Fumitaka Kimura (ICPR, 2012)

Improvement of Japanese Signature Verification by Combined Segmentation Verification Approach. - Yuta Kamihira; Wataru Ohyama; Tetsushi Wakabayashi; Fumitaka Kimura (ACPR, 2013)

Accuracy Improvement of Viewpoint-Free Scene Character Recognition by Rotation Angle Estimation. - Kanta Kuramoto; Wataru Ohyama; Tetsushi Wakabayashi; Fumitaka Kimura (CBDAR, 2013)

Improvement of Japanese Signature Verification by Segmentation-Verification. - Yuta Kamihira; Wataru Ohyama; Tetsushi Wakabayashi; Fumitaka Kimura (ICDAR, 2013)

Automatic Chinese Text Classification Using Character-Based and Word-Based Approach. - Xi Luo; Wataru Ohyama; Tetsushi Wakabayashi; Fumitaka Kimura (ICDAR, 2013)

ICDAR 2013 Competitions on Signature Verification and Writer Identification for On- and Offline Skilled Forgeries (SigWiComp 2013). - Muhammad Imran Malik; Marcus Liwicki; Linda Alewijnse; Wataru Ohyama; Michael Blumenstein; Bryan Found (ICDAR, 2013)

Performance Improvement of Dot-Matrix Character Recognition by Variation Model Based Learning. - Koji Endo; Wataru Ohyama; Tetsushi Wakabayashi; Fumitaka Kimura (ACCV Workshops (2), 2014)

Improving Accuracy of Printed Character Recognition Using Hexagonal Zoning of Directional Histogram Feature. - Wataru Ohyama; Akihito Yamamoto; Tetsushi Wakabayashi; Fumitaka Kimura (ICPR, 2014)

Spatiotemporal auto-correlation of grayscale gradient with importance map for cooking gesture recognition. - Wataru Ohyama; Soichiro Hotta; Tetsushi Wakabayashi (ACPR, 2015)

Rotated face recognition by manifold learning with auto-associative neural network. - Mizuki Ito; Wataru Ohyama; Tetsushi Wakabayashi; Fumitaka Kimura (FCV, 2015)

Facial features extraction by accelerated implementation of circular hough transform and appearance evaluation. - Hayato Iwasa; Wataru Ohyama; Tetsushi Wakabayashi; Fumitaka Kimura (FCV, 2015)

Efficient estimation of character normal direction for Camera-based OCR. - Kanta Kuramoto; Wataru Ohyama; Tetsushi Wakabayashi; Fumitaka Kimura (ICDAR, 2015)

Multilingual signature-verification by generalized combined segmentation verification. - Wataru Ohyama; Yuuki Ogi; Tetsushi Wakabayashi; Fumitaka Kimura (ICDAR, 2015)

Efficient three dimensional rotation estimation for camera-based OCR. - Kanta Kuramoto; Wataru Ohyama; Tetsushi Wakabayashi; Fumitaka Kimura (MVA, 2015)

Effective Random-Impostor Training for Combined Segmentation Signature Verification. - Keigo Matsuda; Wataru Ohyama; Tetsushi Wakabayashi; Fumitaka Kimura (ICFHR, 2016)

Recognition and transition frame detection of Arabic news captions for video retrieval. - Seiya Iwata; Wataru Ohyama; Tetsushi Wakabayashi; Fumitaka Kimura (ICPR, 2016)

Multilingual-Signature Verification by Verifier Fusion Using Random Forests. - Keg Matsuda; Wataru Ohyama; Tetsushi Wakabayashi (ACPR, 2017)

Age-Invariant Person Identification by Segmentation Verification of Face Image. - Yuta Somada; Wataru Ohyama; Tetsushi Wakabayashi (ACPR, 2017)

Recognition and connection of moving captions in Arabic TV news. - Seiya Iwata; Wataru Ohyama; Tetsushi Wakabayashi; Fumitaka Kimura (ASAR, 2017)

Detection and Recognition of Arabic Text in Video Frames. - Wataru Ohyama; Seiya Iwata; Tetsushi Wakabayashi; Fumitaka Kimura (MOCR@ICDAR, 2017)

Automatic extraction and recognition of shoe logos with a wide variety of appearance. - Kazunori Aoki; Wataru Ohyama; Tetsushi Wakabayashi (MVA, 2017)

Recognition and defect detection of dot-matrix text via variation-model based learning. - Wataru Ohyama; Koushi Suzuki; Tetsushi Wakabayashi (QCAV, 2017)

Extraction and Recognition of Shoe Logos with a Wide Variety of Appearance Using Two-Stage Classifiers. - Kazunori Aoki; Wataru Ohyama; Tetsushi Wakabayashi (IEICE Trans. Inf. Syst., 2018)

Chart-Type Classification Using Convolutional Neural Network for Scholarly Figures. - Takeo Ishihara; Kento Morita 001; Nobu C. Shirai; Tetsushi Wakabayashi; Wataru Ohyama (ACPR (2), 2019)

Scribbles for Metric Learning in Histological Image Segmentation. - Daisuke Harada; Ryoma Bise; Hiroki Tokunaga; Wataru Ohyama; Sanae Oka; Toshihiko Fujimori; Seiichi Uchida (EMBC, 2019)

Page Segmentation using a Convolutional Neural Network with Trainable Co-Occurrence Features. - Joonho Lee; Hideaki Hayashi; Wataru Ohyama; Seiichi Uchida (ICDAR, 2019)

Training Convolutional Autoencoders with Metric Learning. - Yosuke Onitsuka; Wataru Ohyama; Seiichi Uchida (ICDAR, 2019)

Capturing Micro Deformations from Pooling Layers for Offline Signature Verification. - Yuchen Zheng; Wataru Ohyama; Brian Kenji Iwana; Seiichi Uchida (ICDAR, 2019)

RankSVM for Offline Signature Verification. - Yan Zheng; Yuchen Zheng; Wataru Ohyama; Daiki Suehiro; Seiichi Uchida (ICDAR, 2019)

Detecting Mathematical Expressions in Scientific Document Images Using a U-Net Trained on a Diverse Dataset. - Wataru Ohyama; Masakazu Suzuki; Seiichi Uchida (IEEE Access, 2019)

Discriminative Metric Learning with Convolutional Feature Descriptors for Age-Invariant Face Recognition and Verification. - Wataru Ohyama; Yuta Somada; Nobu C. Shirai; Tetsushi Wakabayashi (IW-FCV, 2020)

Joystick Car Drive System and its Application to Self-driving Microbus. - Zhi Wang 025; Hideyasu Sai; Kazuo Ogiwara; Wataru Ohyama; Daishi Watabe; Yukimichi Saitou; Masayoshi Wada (IECON, 2020)

Learning the micro deformations by max-pooling for offline signature verification. - Yuchen Zheng; Brian Kenji Iwana; Muhammad Imran Malik; Sheraz Ahmed; Wataru Ohyama; Seiichi Uchida (Pattern Recognit., 2021)

Implementation of data-driven historical informatics research on Kao (Stylized Signature). - Satoru Nakamura; Guanwei Liu; Hajime Miyazaki; Satoshi Inoue; Wataru Ohyama; Taizo Yamada (DH, 2023)

Automatic Measured Drawing Generation for Mokkan Using Deep Learning. - Wataru Ohyama; Yoshinori Hatano; Hajime Baba (IW-FCV, 2024)