| 2020 | ICPR | Stabilized Calculation of Gaussian Smoothing and Its Differentials Using Attenuated Sliding Fourier Transform. | Yukihiko Yamashita, Toru Wakahara |
| 2019 | DICTA | Image Alignment using Norm Conserved GAT Correlation. | Toru Wakahara, Yukihiko Yamashita |
| 2018 | DICTA | Binarization of Color Character Strings in Scene Images using Deep Neural Network. | Wenjiao Bian, Toru Wakahara, Tao Wu, He Tang, Jirui Lin |
| 2016 | ICPR | Theoretical criterion for image matching using GPT correlation. | Shizhi Zhang, Toru Wakahara, Yukihiko Yamashita |
| 2014 | ICPR | GPT Correlation for 2D Projection Transformation Invariant Template Matching. | Toru Wakahara, Yukihiko Yamashita |
| 2014 | ICPR | k-NN Classification of Handwritten Characters Using a New Distortion-Tolerant Matching Measure. | Yukihiko Yamashita, Toru Wakahara |
| 2013 | IJCNN | Heteroscedastic Gaussian based correction term for fisher discriminant analysis and its kernel extension. | Tatsuya Yokota, Toru Wakahara, Yukihiko Yamashita |
| 2012 | ICFHR | k-NN Classification of Handwritten Characters via Accelerated GAT Correlation. | Toru Wakahara, Yukihiko Yamashita |
| 2012 | ICPR | Acceleration of GAT correlation for distortion-tolerant image matching. | Toru Wakahara, Yukihiko Yamashita |
| 2011 | ICDAR | Binarization of Color Character Strings in Scene Images Using K-Means Clustering and Support Vector Machines. | Toru Wakahara, Kohei Kita |
| 2011 | ICDAR | Affine-Invariant Recognition of Handwritten Characters via Accelerated KL Divergence Minimization. | Toru Wakahara, Yukihiko Yamashita |
| 2010 | ICPR | Binarization of Color Characters in Scene Images Using k-means Clustering and Support Vector Machines. | Kohei Kita, Toru Wakahara |
| 2010 | ICPR | Hierarchical Decomposition of Handwriting Deformation Vector Field for Improving Recognition Accuracy. | Toru Wakahara, Seiichi Uchida |
| 2010 | ICPR | Multi-template GAT/PAT Correlation for Character Recognition with a Limited Quantity of Data. | Toru Wakahara, Yukihiko Yamashita |
| 2010 | ICPR | Subspace Methods with Globally/Locally Weighted Correlation Matrix. | Yukihiko Yamashita, Toru Wakahara |
| 2009 | ICDAR | Hierarchical Decomposition of Handwriting Deformation Vector Field Using 2D Warping and Global/Local Affine Transformation. | Toru Wakahara, Seiichi Uchida |
| 2008 | ICPR | Figure-ground discrimination and distortion-tolerant recognition of color characters in scene images. | Toru Wakahara |
| 2007 | MVA | Fingerprint Verification Using Perturbation Method. | Satoshi Otaka, Yoshihisa Nishiyama, Takahiro Hatano, Toru Wakahara |
| 2006 | ICPR | Determining Optimal Filters for Binarization of Degraded Characters in Color Using Genetic Algorithms. | Hanako Kohmura, Toru Wakahara |
| 2006 | ICPR | Binarization and Recognition of Degraded Characters Using a Maximum Separability Axis in Color Space and GAT Correlation. | Minoru Yokobayashi, Toru Wakahara |
| 2005 | ICDAR | Determining Optimal Filters for Binarization of Degraded Grayscale Characters Using Genetic Algorithms. | Yusuke Ojima, Satoshi Kirigaya, Toru Wakahara |
| 2005 | ICDAR | Multi-template GAT Correlation for Character Recognition with a Limited Quantity of Data. | Toru Wakahara |
| 2005 | ICDAR | Segmentation and Recognition of Characters in Scene Images Using Selective Binarization in Color Space and GAT Correlation. | Minoru Yokobayashi, Toru Wakahara |
| 2004 | ICFHR | Character image reconstruction from a feature space using shape morphing and genetic algorithms. | Chihiro Iga, Toru Wakahara |
| 2004 | ICPR | Adaptive Normalization of Handwritten Characters Using GAT Correlation and Mixture Models. | Toru Wakahara |
| 2003 | ICDAR | Shape Matching Using GAT Correlation against Nonlinear Distortion and its Application to Handwritten Numeral Recognition. | Toru Wakahara |
| 2001 | ICDAR | Handwritten Japanese Character Recognition Using Adaptive Normalization by Global Affine Transformation. | Toru Wakahara, Yoshimasa Kimura, Mutsuo Sano |
| 2000 | ICPR | Affine-Invariant Gray-Scale Character Recognition Using GAT Correlation. | Toru Wakahara, Yoshimasa Kimura |
| 1999 | ICDAR | Affine-Invariant Correlation of Gray-Scale Characters using GAT Iteration. | Toru Wakahara, Yoshimasa Kimura |
| 1998 | ICPR | Extended mean shift in handwriting clustering. | Toru Wakahara, Kenji Ogura |
| 1997 | ICDAR | Adaptive Normalization of Handwritten Characters Using Global/Local Affine Transformation. | Toru Wakahara, Kazumi Odaka |
| 1996 | ICPR | On-line cursive Kanji character recognition using stroke-based affine transformation. | Toru Wakahara, Naoki Nakajima, Sueharu Miyahara, Kazumi Odaka |
| 1995 | ICDAR | On-line cursive Kanji character recognition as stroke correspondence problem. | Toru Wakahara, Akira Suzuki, Naoki Nakajima, Sueharu Miyahara, Kazumi Odaka |
| 1990 | ICPR | Dot image matching using local affine transformation. | Toru Wakahara |
| 1988 | ICPR | Online handwriting recognition-a survey. | Charles C. Tappert, Ching Y. Suen, Toru Wakahara |