Akira Hara

Akira Hara, Haruko Tanaka, Takumi Ichimura, Tetsuyuki Takahama: Knowledge acquisition from many-attribute data by genetic programming with clustered terminal symbols. I. J. Knowledge and Web Intelligence 3(2): 180-201 (2012)

Akira Hara, Yoshimasa Ueno, Tetsuyuki Takahama: New crossover operator based on semantic distance between subtrees in Genetic Programming. SMC 2012: 721-726

Takumi Ichimura, Hiroshi Inoue, Akira Hara, Tetsuyuki Takahama, Kenneth J. Mackin: A Proposal of Memory and Prediction Based Genetic Algorithm Using Speciation in Dynamic Multimodal Function Optimization. JACIII 15(8): 1082-1094 (2011)

Masaki Nakanishi, Yasue Mitsukura, Akira Hara: EEG analysis for acoustic quality evaluation using PCA and FDA. RO-MAN 2011: 321-324

Akira Hara, Manabu Watanabe, Tetsuyuki Takahama: Cartesian Ant Programming. SMC 2011: 3161-3166

Akira Hara, Syuhei Matsushima, Takumi Ichimura, Tetsuyuki Takahama: Ant Colony Optimization using exploratory ants for constructing partial solutions. IEEE Congress on Evolutionary Computation 2010: 1-7

Takumi Ichimura, Azusa Yamasaki, Akira Hara, Tetsuyuki Takahama: Human Communication Network Based on the Classification Results of Personal Preferences by Using Self-Organizing Map. SMC 2009: 418-423

Miyuki Shibasaka, Akira Hara, Takumi Ichimura, Tetsuyuki Takahama: Species-based differential evolution with switching search strategies for multimodal function optimization. IEEE Congress on Evolutionary Computation 2007: 1183-1190

Tetsuyuki Takahama, Setsuko Sakai, Akira Hara, Noriyuki Iwane: Structural learning of neural networks by differential evolution with degeneration using mappings. IEEE Congress on Evolutionary Computation 2007: 3434-3441

Akira Hara, Yoshiaki Kurosawa, Takumi Ichimura: Knowledge Acquisition from Computer Log Files by ADG with Variable Agent Size. IMECS 2007: 47-52

Takumi Ichimura, Yoshiaki Kurosawa, Akira Hara: A Web Based Maintenance Method of Computer Servers Using Extracted Rules by ADG. IMECS 2007: 976-981

Yoshiaki Kurosawa, Akira Hara, Kazuya Mera, Takumi Ichimura: Reconsideration of the Effectiveness on Extracting Computer Diagnostic Rules by Automatically Defined Groups. KES (2) 2007: 411-418

Takumi Ichimura, Akira Hara, Yoshiaki Kurosawa: A classification method for spam e-mail by Self-Organizing Map and automatically defined groups. SMC 2007: 2044-2049

Takumi Ichimura, Kazuya Sakaguchi, Akira Hara, Tetsuyuki Takahama: A Proposal of Interactive Genetic Network Programming by Fuzzy Structural Modeling. SMC 2006: 1172-1177

Yoshiaki Kurosawa, Akira Hara, Takumi Ichimura, Yuji Kawano: Extraction of Error Detection Rules without Supervised Information from Log Files Using Automatically Defined Groups. SMC 2006: 5314-5319

Akira Hara, Takumi Ichimura, Tetsuyuki Takahama, Yoshinori Isomichi, Motoki Shigemi: Effect of Direct Communication in Ant System. KES (1) 2005: 925-931

Toshihiro Ikeda, Akira Hara, Takumi Ichimura, Tetsuyuki Takahama, Yuko Taniguchi, Hiroshige Yamada, Ryota Hakozaki, Haruo Sakuda: Multi-agent Cluster System for Optimal Performance in Heterogeneous Computer Environments. KES (1) 2005: 932-937

Akira Hara, Takumi Ichimura, Tetsuyuki Takahama, Yoshinori Isomichi: Extraction of Risk Factors by Multi-agent Voting Model Using Automatically Defined Groups. KES (3) 2005: 1218-1224

Yoshiaki Kurosawa, Akira Hara, Machi Suka, Takumi Ichimura: Preprocessing for Extracting Information from Medical Record to Add XML Tags. KES (3) 2005: 1246-1252

Akira Hara, Takumi Ichimura, Tetsuyuki Takahama, Yoshinori Isomichi: Extraction of Rules from Coronary Heart Disease Database Using Automatically Defined Groups. KES 2004: 1089-1096

Takumi Ichimura, Akira Hara, Tetsuyuki Takahama, Yoshinori Isomichi, Rie Utsunomiya: Multi-objective Decision Making by AHP and Its Application to Personal Preference Retrieval System. KES 2003: 474-480

Akira Hara, Takumi Ichimura, Tetsuyuki Takahama, Yoshinori Isomichi: Extraction of Rules by Heterogeneous Agents Using Automatically Defined Groups. KES 2003: 1405-1411

Akira Hara, Tomoharu Nagao: Construction and Analysis of Stock Market Model Using ADG; Automatically Defined Groups. International Journal of Computational Intelligence and Applications 2(4): 433-446 (2002)

Akira Hara, Tomoharu Nagao: Emergence of the cooperative behavior using ADG; Automatically Defined Groups. GECCO 1999: 1039-1046