Developing a Goal Keeper for Simulated RoboCup Soccer and its Performance Evaluation. - Satoshi Yokoyama; Naoki Namikawa; Tomoharu Nakashima; Masayo Udo; Hisao Ishibuchi (AMiRE, 2005)

Evolution of cooperative behavior in the iterated prisoner's dilemma under random pairing in game playing. - Hisao Ishibuchi; Naoki Namikawa (Congress on Evolutionary Computation, 2005)

Evolution of iterated prisoner's dilemma game strategies in structured demes under random pairing in game playing. - Hisao Ishibuchi; Naoki Namikawa (IEEE Trans. Evol. Comput., 2005)

Effects of Spatial Structures on Evolution of Iterated Prisoner's Dilemma Game Strategies in Single-Dimensional and Two-Dimensional Grids. - Hisao Ishibuchi; Naoki Namikawa; Ken Ohara (IEEE Congress on Evolutionary Computation, 2006)

Robust Evaluation of RoboCup Soccer Strategies by Using Match History. - Tomoharu Nakashima; Masahiro Takatani; Naoki Namikawa; Hisao Ishibuchi; Manabu Nii (IEEE Congress on Evolutionary Computation, 2006)