| 2015 | CEC | A proposal on a decomposition-based evolutionary multiobjective optimization for large scale vehicle routing problems. | Shinya Watanabe, Masashi Ito, Kazutoshi Sakakibara |
| 2014 | SIGdial | User Modeling by Using Bag-of-Behaviors for Building a Dialog System Sensitive to the Interlocutor's Internal State. | Yuya Chiba, Masashi Ito, Takashi Nose, Akinori Ito |
| 2013 | HCI | Estimation of User's State during a Dialog Turn with Sequential Multi-modal Features. | Yuya Chiba, Masashi Ito, Akinori Ito |
| 2012 | HSI | Estimation of User's Internal State before the User's First Utterance Using Acoustic Features and Face Orientation. | Yuya Chiba, Masashi Ito, Akinori Ito |
| 2011 | Interspeech | Evaluation of Abnormal Sound Detection using Multi-Stage GMM in Various Environments. | Akinori Ito, Akihito Aiba, Masashi Ito, Shozo Makino |
| 2010 | ICASSP | Aspect-model-based reference speaker weighting. | Seongjun Hahm, Yuichi Ohkawa, Masashi Ito, Motoyuki Suzuki, Akinori Ito, Shozo Makino |
| 2010 | Interspeech | An effect of formant amplitude in vowel perception. | Masashi Ito, Keiji Ohara, Akinori Ito, Masafumi Yano |
| 2009 | Interspeech | Evaluation of English intonation based on combination of multiple evaluation scores. | Akinori Ito, Tomoaki Konno, Masashi Ito, Shozo Makino |
| 2009 | Interspeech | Relative importance of formant and whole-spectral cues for vowel perception. | Masashi Ito, Keiji Ohara, Akinori Ito, Masafumi Yano |
| 2003 | PDPTA | Efficient Scheduling Algorithms for Total Exchange on GRID Environment. | Yuya Jinno, Masashi Ito, Akihiro Fujiwara |