| 2013 | ICASSP | Multiplierless lifting based FFT via fast Hartley transform. | Taizo Suzuki, Seisuke Kyochi, Yuichi Tanaka, Masaaki Ikehara, Hirotomo Aso |
| 2012 | ICASSP | Multiplierless fast algorithm for DCT via fast Hartley transform. | Taizo Suzuki, Yuichi Tanaka, Masaaki Ikehara, Hirotomo Aso |
| 2008 | AINA | Long-Term CPU Load Prediction System for Scheduling of Distributed Processes and its Implementation. | Yoshihiro Sugaya, Hiroshi Tatsumi, Mitiharu Kobayashi, Hirotomo Aso |
| 2005 | ICDAR | Isolated Character Recognition by Searching Feature Points. | Masakazu Iwamura, Kazuya Negishi, Shinichiro Omachi, Hirotomo Aso |
| 2004 | ICPR | Screen Pattern Removal for Character Pattern Extraction from High-resolution Color Document Images. | Hideaki Goto, Hirotomo Aso |
| 2004 | ICPR | Precise Estimation of High-Dimensional Distribution and Its Application to Face Recognition. | Shinichiro Omachi, Fang Sun, Hirotomo Aso |
| 2004 | ICPR | Fast Visual Search Using Simplified Pruning Rules - Streamlined Active Search. | Shingo Taguchi, Shinichiro Omachi, Hirotomo Aso |
| 2002 | ICANN | A Neural Network Model for Pattern Recognition Based on Hypothesis and Verification with Moving Region of Attention. | Masao Shimomura, Shunji Satoh, Shogo Miyake, Hirotomo Aso |
| 2002 | ICPR | Character Pattern Extraction from Colorful Documents with Complex Backgrounds. | Hideaki Goto, Hirotomo Aso |
| 2002 | ICPR | A Discriminant Function Considering Normality Improvement of the Distribution. | Hidenori Ujiie, Shinichiro Omachi, Hirotomo Aso |
| 2002 | SSPR | A Method to Estimate the True Mahalanobis Distance from Eigenvectors of Sample Covariance Matrix. | Masakazu Iwamura, Shinichiro Omachi, Hirotomo Aso |
| 2002 | SSPR | Asymmetric Gaussian and Its Application to Pattern Recognition. | Tsuyoshi Kato, Shinichiro Omachi, Hirotomo Aso |
| 2001 | IWANN | Neocognitron-Type Network for Recognizing Rotated and Shifted Patterns with Reduction of Resources. | Shunji Satoh, Shogo Miyake, Hirotomo Aso |
| 2000 | ICPP | A Parallel Architecture for Quadtree-based Fractal Image Coding. | Shinhaeng Lee, Shinichiro Omachi, Hirotomo Aso |
| 2000 | ICPR | Character Pattern Extraction Based on Local Multilevel Thresholding and Region Growing. | Hideaki Goto, Hirotomo Aso |
| 2000 | ICPR | A Modification of Eigenvalues to Compensate Estimation Errors of Eigenvectors. | Masakazu Iwamura, Shinichiro Omachi, Hirotomo Aso |
| 2000 | ICPR | Precise Hand-printed Character Recognition Using Elastic Models via Nonlinear Transformation. | Tsuyoshi Kato, Shinichiro Omachi, Hirotomo Aso |
| 2000 | ICPR | Structure Extraction from Various Kinds of Decorated Characters Using Multi-Scale Images. | Shinichiro Omachi, Masaki Inoue, Hirotomo Aso |
| 2000 | ICPR | Two-Stage Computational Cost Reduction Algorithm Based on Mahalanobis Distance Approximations. | Fang Sun, Shinichiro Omachi, Nei Kato, Hirotomo Aso, Shunichi Kono, Tasuku Takagi |
| 2000 | MVA | A Character Pattern Extraction Method Applicable to Various Types of Images. | Hideaki Goto, Hirotomo Aso |
| 2000 | SSPR | A New Approximation Method of the Quadratic Discriminant Function. | Shinichiro Omachi, Fang Sun, Hirotomo Aso |
| 1999 | DIS | An Automatic Acquisition of Acoustical Units for Speech Recognition Based on Hidden Markov Network. | Motoyuki Suzuki, Takafumi Hayashi, Hiroki Mori, Shozo Makino, Hirotomo Aso |
| 1999 | ICASSP | An automatic acquisition method of statistic finite-state automaton for sentences. | Motoyuki Suzuki, Shozo Makino, Hirotomo Aso |
| 1999 | IWANN | Pattern Recognition System with Top-Down Process of Mental Rotation. | Shunji Satoh, Hirotomo Aso, Shogo Miyake, Jousuke Kuroiwa |
| 1998 | ICONIP | Recognition of Hand Written Patterns by Rotation-Invariant Neocognitron. | Shunji Satoh, Jousuke Kuroiwa, Hirotomo Aso, Shogo Miyake |
| 1998 | ICPR | A framework for detecting and selecting text line candidates of correct orientation. | Hideaki Goto, Hirotomo Aso |
| 1998 | ICPR | An algorithm for constructing a multi-template dictionary for character recognition considering distribution of feature vectors. | Fang Sun, Shinichiro Omachi, Hirotomo Aso |
| 1998 | Interspeech | High-speed speaker adaptation using phoneme dependent tree-structured speaker clustering. | Motoyuki Suzuki, Toshiaki Abe, Hiroki Mori, Shozo Makino, Hirotomo Aso |
| 1998 | MVA | An Algorithm for Reducing Text Line Candidates of Incorrect Orientation. | Hideaki Goto, Hirotomo Aso |
| 1997 | ICONIP | Orientation Map Using Cluster Learning Rule. | Jousuke Kuroiwa, Sakari Inawashiro, Shogo Miyake, Hirotomo Aso |
| 1997 | ICONIP | Recognition of Rotated Patterns Using Neocognitron. | Shunji Satoh, Jousuke Kuroiwa, Hirotomo Aso, Shogo Miyake |
| 1995 | ICDAR | Japanese document recognition based on interpolated n-gram model of character. | Hiroki Mori, Hirotomo Aso, Shozo Makino |
| 1988 | ICPR | An intelligent character recognition system with high accuracy and high speed by integrating image-type and logical-type information processings. | Masayuki Kimura, Toshiaki Ejima, Hirotomo Aso, H. Yashiro, N. Son, M. Suzuki |