| 2005 | KES | Extraction of Risk Factors by Multi-agent Voting Model Using Automatically Defined Groups. | Akira Hara, Takumi Ichimura, Tetsuyuki Takahama, Yoshinori Isomichi |
| 2005 | KES | Effect of Direct Communication in Ant System. | Akira Hara, Takumi Ichimura, Tetsuyuki Takahama, Yoshinori Isomichi, Motoki Shigemi |
| 2004 | KES | Extraction of Rules from Coronary Heart Disease Database Using Automatically Defined Groups. | Akira Hara, Takumi Ichimura, Tetsuyuki Takahama, Yoshinori Isomichi |
| 2003 | KES | Extraction of Rules by Heterogeneous Agents Using Automatically Defined Groups. | Akira Hara, Takumi Ichimura, Tetsuyuki Takahama, Yoshinori Isomichi |
| 2003 | KES | Multi-objective Decision Making by AHP and Its Application to Personal Preference Retrieval System. | Takumi Ichimura, Akira Hara, Tetsuyuki Takahama, Yoshinori Isomichi, Rie Utsunomiya |
| 2000 | KES | Adaptive evolutional learning method of neural networks using genetic algorithms under dynamic environments. | Shinichi Oeda, Takumi Ichimura, Mutsuhiro Terauchi, Tetsuyuki Takahama, Yoshinori Isomichi |