Difference between revisions of "Takuya Obata"
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'''Takuya Obata''',<br/> | '''Takuya Obata''',<br/> | ||
− | a Japanese computer scientist, M.Sc in 2011 from the Department of Computer Science, [https://en.wikipedia.org/wiki/University_of_Electro-Communications University of Electro-Communications], [https://en.wikipedia.org/wiki/Ch%C5%8Dfu,_Tokyo Tokyo]. As [[Shogi]] programmer, Takuya Obata is author of [[Clair 1/128]] and [[1/128 Rigan]], and co-author of [[Bonanza]] <ref>[https://groups.google.com/d/msg/shogi-l/bazz1reADOY/KB8UvBZQf_cJ WCSC20 Participant List] by Nobu, SHOGI-L, Shogi Google Group, February 02, 2010</ref>. Clair 1/128 won the Gold medal in [[15th Computer Olympiad#Shogi5x5|Shogi (5x5), Kanazawa 2010]], ahead of runner-up [ | + | a Japanese computer scientist, M.Sc in 2011 from the Department of Computer Science, [https://en.wikipedia.org/wiki/University_of_Electro-Communications University of Electro-Communications], [https://en.wikipedia.org/wiki/Ch%C5%8Dfu,_Tokyo Tokyo]. As [[Shogi]] programmer, Takuya Obata is author of [[Clair 1/128]] and [[1/128 Rigan]], and co-author of [[Bonanza]] <ref>[https://groups.google.com/d/msg/shogi-l/bazz1reADOY/KB8UvBZQf_cJ WCSC20 Participant List] by Nobu, SHOGI-L, Shogi Google Group, February 02, 2010</ref>. Clair 1/128 won the Gold medal in [[15th Computer Olympiad#Shogi5x5|Shogi (5x5), Kanazawa 2010]], ahead of runner-up [[Shokidoki]] by [[Harm Geert Muller]], while Shokidoki won Gold in [[17th Computer Olympiad|Yokohama 2013]] ahead of 1/128 Rigan operated by [[Nakamichi Takashi]]. Clair 1/128 applies [[Magic Bitboards|magic bitboards]] and the [[Minimax Tree Optimization|Bonanza method]] of [[Automated Tuning|automated tuning]] <ref>[[Tomoyuki Kaneko]], [[Kunihito Hoki]] ('''2011'''). ''Analysis of Evaluation-Function Learning by Comparison of Sibling Nodes''. [[Advances in Computer Games 13]]</ref> <ref>[[Kunihito Hoki]], [[Tomoyuki Kaneko]] ('''2011'''). ''The Global Landscape of Objective Functions for the Optimization of Shogi Piece Values with a Game-Tree Search''. [[Advances in Computer Games 13]]</ref> <ref>[https://www.game-ai-forum.org/icga-tournaments/program.php?id=616 Clair 1/128's ICGA Tournaments]</ref>. |
=Selected Publications= | =Selected Publications= |
Revision as of 14:54, 13 August 2018
Takuya Obata,
a Japanese computer scientist, M.Sc in 2011 from the Department of Computer Science, University of Electro-Communications, Tokyo. As Shogi programmer, Takuya Obata is author of Clair 1/128 and 1/128 Rigan, and co-author of Bonanza [2]. Clair 1/128 won the Gold medal in Shogi (5x5), Kanazawa 2010, ahead of runner-up Shokidoki by Harm Geert Muller, while Shokidoki won Gold in Yokohama 2013 ahead of 1/128 Rigan operated by Nakamichi Takashi. Clair 1/128 applies magic bitboards and the Bonanza method of automated tuning [3] [4] [5].
Selected Publications
- Takuya Obata, Takuya Sugiyama, Kunihito Hoki, Takeshi Ito (2010). Consultation Algorithm for Computer Shogi: Move Decisions by Majority. CG 2010
- Takuya Sugiyama, Takuya Obata, Kunihito Hoki, Takeshi Ito (2010). Optimistic Selection Rule Better Than Majority Voting System. CG 2010
- Kunihito Hoki, Tomoyuki Kaneko, Daisaku Yokoyama, Takuya Obata, Hiroshi Yamashita, Yoshimasa Tsuruoka, Takeshi Ito (2013). A System-Design Outline of the Distributed-Shogi-System Akara 2010. SNPD 2013
External Links
References
- ↑ Image clipped from Takeshi Ito (2011). Clair 1/128 wins 5x5 Shogi Tournament. ICGA Journal, Vol. 34, No. 1, pp. 41
- ↑ WCSC20 Participant List by Nobu, SHOGI-L, Shogi Google Group, February 02, 2010
- ↑ Tomoyuki Kaneko, Kunihito Hoki (2011). Analysis of Evaluation-Function Learning by Comparison of Sibling Nodes. Advances in Computer Games 13
- ↑ Kunihito Hoki, Tomoyuki Kaneko (2011). The Global Landscape of Objective Functions for the Optimization of Shogi Piece Values with a Game-Tree Search. Advances in Computer Games 13
- ↑ Clair 1/128's ICGA Tournaments
- ↑ dblp: Takuya Obata