| 2010 | ICARCV | A metric of identification performance of biometrics based on information content. | Seira Hidano, Tetsushi Ohki, Naohisa Komatsu, Kenta Takahashi |
| 2010 | ICARCV | Speaker gender recognition using score level fusion by AdaBoost. | Masatsugu Ichino, Naohisa Komatsu, Jian-Gang Wang, Wei Yun You |
| 2010 | PCS | Accurate motion estimation for image of spatial periodic pattern. | Jun-ichi Kimura, Naohisa Komatsu |
| 2008 | ICARCV | On biometric encryption using fingerprint and it's security evaluation. | Seira Hidano, Tetsushi Ohki, Naohisa Komatsu, Masao Kasahara |
| 2008 | ICARCV | Text-indicated speaker recognition using kernel mutual subspace method. | Masatsugu Ichino, Hitoshi Sakano, Naohisa Komatsu |
| 2007 | ICCCN | Multi-Server Loss System with T-Limited Service for Traffic Control in Information Networks. | Yoshitaka Takahashi, Yoshiaki Shikata, Kazunori Okada, Naohisa Komatsu |
| 2006 | ICARCV | Multimodal Biometrics of Lip Movements and Voice using Kernel Fisher Discriminant Analysis. | Masatsugu Ichino, Hitoshi Sakano, Naohisa Komatsu |
| 2005 | ICDAR | A Study on Vulnerability in On-line Writer Verification System. | Yasushi Yamazaki, Akane Nakashima, Kazunobu Tasaka, Naohisa Komatsu |
| 2004 | ICARCV | Speaker recognition using kernel mutual subspace method. | Masatsugu Ichino, Hitoshi Sakano, Naohisa Komatsu |
| 2004 | ICARCV | CELP-based speaker verification: an evaluation under noisy conditions. | Yasushi Yamazaki, Yusuke Fujita, Naohisa Komatsu |
| 2003 | ICDAR | Text-indicated Writer Verification Using Hidden Markov Models. | Yasushi Yamazaki, Tsuyoshi Nagao, Naohisa Komatsu |
| 1999 | ICDAR | Extraction of Personal Features from Stroke Shape, Writing Pressure and Pen Inclination in Ordinary Characters. | Yasushi Yamazaki, Yousuke Mizutani, Naohisa Komatsu |
| 1999 | ISCAS | Accurate estimation of optical flow for fully automated tracking of moving-objects within video streams. | Atsunobu Hiraiwa, Keisuke Fuse, Naohisa Komatsu, Kazumi Komiya, Hiroaki Ikeda |
| 1997 | ICDAR | Proposal for a Text-Indicated Writer Verification Method. | Yasushi Yamazaki, Naohisa Komatsu |