| 2020 | ICPR | Learning Sign-Constrained Support Vector Machines. | Kenya Tajima, Kohei Tsuchida, Esmeraldo Ronnie Rey Zara, Naoya Ohta, Tsuyoshi Kato |
| 2007 | ACCV | Three Dimensional Position Measurement for Maxillofacial Surgery by Stereo X-Ray Images. | Naoya Ohta, Kenji Mogi, Yoshiki Nakasone |
| 2005 | MVA | Pedestrian Detection and Identification using Two Cameras. | Naoya Ohta, Anthony R. Dick |
| 2001 | ICCV | A Statistical Approach to Background Subtraction for Surveillance Systems. | Naoya Ohta |
| 1999 | ICCV | Accuracy Bounds and Optimal Computation of Homography for Image Mosaicing Applications. | Ken-ichi Kanatani, Naoya Ohta |
| 1998 | ECCV | Optimal Robot Self-Localization and Reliability Evaluation. | Ken-ichi Kanatani, Naoya Ohta |
| 1998 | ECCV | Optimal Estimation of Three-Dimensional Rotation and Reliability Evaluation. | Naoya Ohta, Ken-ichi Kanatani |
| 1998 | ICPR | Feature extraction method for palmprint considering elimination of creases. | Jun-ichi Funada, Naoya Ohta, Masanori Mizoguchi, Tsutomu Temma, Kaoru Nakanishi, Arata Murai, Toshio Sugiuchi, Toshio Wakabayashi, Yoshifumi Yamada |
| 1997 | CAIP | Optical Flow Detection Using a General Noise Model for Gradient Constraint. | Naoya Ohta |
| 1990 | MVA | Movement Vector Detection with Reliability Indices. | Naoya Ohta |