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Created page with "'''Home * People * Reijer Grimbergen''' FILE:reijerSmall.jpg|border|right|thumb|227px|link=http://www2.teu.ac.jp/gamelab/RESEARCH/background.html| Reijer..."
'''[[Main Page|Home]] * [[People]] * Reijer Grimbergen'''
[[FILE:reijerSmall.jpg|border|right|thumb|227px|link=http://www2.teu.ac.jp/gamelab/RESEARCH/background.html| Reijer Grimbergen <ref>[http://www2.teu.ac.jp/gamelab/RESEARCH/background.html Homepage of Reijer Grimbergen - My Background]</ref> ]]
'''Reijer Grimbergen''',<br/>
a Dutch computer scientist, Ph.D. in [[Cognition|cognitive science]]. Until March 2009 Reijer Grimbergen was working as an associate professor at the [https://en.wikipedia.org/wiki/Yamagata_University Yamagata University] in Japan, until he moved to the [https://en.wikipedia.org/wiki/Tokyo_University_of_Technology Tokyo University of Technology]. Reijer Grimbergen is [[Shogi]] player and his research focuses on [[Search|search algorithms]], game playing and cognitive modelling of human problem solving. He has also built his own shogi program called [https://www.game-ai-forum.org/icga-tournaments/program.php?id=234 Spear] and is co-author of an [[Amazons]] program called [https://www.game-ai-forum.org/icga-tournaments/program.php?id=280 TAS] <ref>[https://www.game-ai-forum.org/icga-tournaments/person.php?id=221 Reijer Grimbergen's ICGA Tournaments]</ref>. Additionally, Reijer Grimbergen has also been connected with the development of [[AI Factory|AI Factory's]] Shogi engine [https://www.game-ai-forum.org/icga-tournaments/program.php?id=223 Shotest] by primary author and AI Factory CEO [[Jeff Rollason]] <ref>[http://www.aifactory.co.uk/AIF_Us.htm AI Factory - Founders and Contributing Engineers]</ref> .
=Photos=
[[FILE:shotest-spear.jpg|none|border|text-bottom|580px|link=http://www.aifactory.co.uk/newsletter/2006_01_shogichampionship_2006.htm]]
[[Jeff Rollason]] and [[Reijer Grimbergen]], [https://en.wikipedia.org/wiki/Kisarazu,_Chiba Kisarazu], [https://en.wikipedia.org/wiki/Japan Japan], May 2008 <ref>[http://www.aifactory.co.uk/newsletter/2006_01_shogichampionship_2006.htm World Computer Shogi Championship 2006 - AI Factory newsletter article Spring 2006]</ref>
=Selected Publications=
<ref>[http://ilk.uvt.nl/icga/journal/docs/References.pdf ICGA Reference Database] (pdf)</ref>
==1996 ...==
* [[Reijer Grimbergen]] ('''1996'''). ''Using Pattern Recognition and Selective Deepening to Solve Tsume Shogi''. [[Conferences#GPW|3rd Game Programming Workshop]], [http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.43.7594 CiteSeerX] <ref>[https://en.wikipedia.org/wiki/Tsumeshogi Tsumeshogi from Wikipedia]</ref>
* [[Hitoshi Matsubara]], [[Hiroyuki Iida]], [[Reijer Grimbergen]] ('''1997'''). ''Chess, Shogi, Go, natural developments in game research.'' [http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.51.7540&rep=rep1&type=pdf pdf]
* [[Hitoshi Matsubara]], [[Steven Walczak]], [[Reijer Grimbergen]] ('''1998'''). ''Analysis of important patterns in Shogi''. The 15 th Annual Meeting of the Japanese Cognitive Science Society, (Nagoya, Japan), 136-137. (in Japanese/Kanji)
* [[Reijer Grimbergen]] ('''1998'''). ''[http://link.springer.com/chapter/10.1007/3-540-48957-6_20 A Survey of Tsume-Shogi Programs Using Variable-Depth Search]''. [[CG 1998]]
* [[Ian Frank]], [[Reijer Grimbergen]] ('''1998'''). ''[http://www.fun.ac.jp/~ianf/Publications/cg98.html Report on the First International Conference on Computers and Games]''. [[ICGA Journal#21_4|ICCA Journal, Vol. 21, No. 4]] » [[CG 1998]]
==2000 ...==
* [[Youhei Hori]], [[Minenobu Seki]], [[Tsutomu Maruyama]], [[Reijer Grimbergen]], [[Tsutomu Hoshino]] ('''2000'''). ''[http://link.springer.com/chapter/10.1007/3-540-45579-5_20 A Shogi Processor with a Field Programmable Gate Array]''. [[CG 2000]]
* [[Reijer Grimbergen]] ('''2000'''). ''[http://link.springer.com/chapter/10.1007/3-540-45579-5_21 Plausible Move Generation Using Move Merit Analysis with Cut-Off Thresholds in Shogi]''. [[CG 2000]]
* [[Takenobu Takizawa]], [[Reijer Grimbergen]] ('''2000'''). ''[http://link.springer.com/chapter/10.1007/3-540-45579-5_30 Review: Computer Shogi through 2000]''. [[CG 2000]]
* [[Steven Walczak]], [[Reijer Grimbergen]] ('''2000'''). ''[http://www.springerlink.com/content/nrqxfyu17j379xtu/ Pattern Analysis and Analogy in Shogi: Predicting Shogi Moves from Prior Experience]''. Knowledge and Information Systems Vol. 2, No. 2, pp. 185-200.
* [[Reijer Grimbergen]] ('''2001'''). ''Candidate Relevance Analysis for Selective Search in Shogi.'' [[Advances in Computer Games 9]]. pp. 233-246. [http://gamelab.yz.yamagata-u.ac.jp/RESEARCH/acc9.pdf pdf]
* [[Reijer Grimbergen]], [[Hitoshi Matsubara]] ('''2001'''). ''Plausible Move Generation in Two-Player Complete Information Games Using Static Evaluation''. Transactions of the Japanese Society for Artificial Intelligence, Vol.16, pp. 55-62. [http://www.teu.ac.jp/gamelab/RESEARCH/jsai2001.pdf pdf]
* [[Reijer Grimbergen]], [[Jeff Rollason]] ('''2001'''). ''Using castle and assault maps for guiding opening and middle game play in Shogi''. [[Conferences#GPW|6th Game Programming Workshop]], [http://www.teu.ac.jp/gamelab/RESEARCH/gpw2001.pdf pdf]
* [[Reijer Grimbergen]] ('''2002'''). ''Report on the 12th CSA World Computer-Shogi Championship''. [[ICGA Journal#25_2|ICGA Journal, Vol. 25, No. 2]]
* [[Reijer Grimbergen]], [[Jeff Rollason]] ('''2002'''). ''[http://link.springer.com/chapter/10.1007/978-3-540-40031-8_12 Board Maps and Hill-Climbing for Opening and Middle Game Play in Shogi]''. [[CG 2002]]
* [[Reijer Grimbergen]] ('''2004'''). ''The 9th Game-Programming Workshop in Japan 2004''. [[ICGA Journal#27_4|ICGA Journal, Vol. 27, No. 4]] » [[Conferences#GPW|9th Game Programming Workshops]]
==2005 ...==
* [[Reijer Grimbergen]] ('''2005'''). ''The 15th CSA World Computer-Shogi Championship''. [[ICGA Journal#28_2|ICGA Journal, Vol. 28, No. 2]] » [[Shogi]]
* [[Yoshinori Higashiuchi]], [[Reijer Grimbergen]] ('''2005'''). ''[http://link.springer.com/chapter/10.1007/11922155_6 Enhancing Search Efficiency by Using Move Categorization Based on Game Progress in Amazons]''. [[Advances in Computer Games 11]]
* [[Takeshi Ito]], [[Hitoshi Matsubara]], [[Reijer Grimbergen]] ('''2005'''). ''[http://link.springer.com/chapter/10.1007/11922155_11 Chunking in Shogi: New Findings]''. [[Advances in Computer Games 11]]
* [[Reijer Grimbergen]] ('''2007'''). ''Using Bitboards for Move Generation in Shogi''. [[ICGA Journal#30_1|ICGA Journal, Vol. 30, No. 1]], [http://www2.teu.ac.jp/gamelab/RESEARCH/ICGAJournal2007.pdf pdf], topic of the [[Conferences#GPW|11th Game Programming Workshop]]
* [[Reijer Grimbergen]] ('''2007'''). ''Improving Strategic Play in Shogi by Using Move Sequence Trees''. [[Conferences#GPW|12th Game Programming Workshop]], [http://www.teu.ac.jp/gamelab/RESEARCH/gpw2007.pdf pdf]
* [[Hiroshi Katayose]], [[Reijer Grimbergen]] ('''2007'''). ''Research about evaluation function similarities in chess-like games''. [[Conferences#GPW|12th Game Programming Workshop]]
* [[Reijer Grimbergen]] ('''2008'''). ''[http://link.springer.com/chapter/10.1007/978-3-540-87608-3_16 Cognitive Modeling of Knowledge-Guided Information Acquisition in Games]''. [[CG 2008]]
* [[Reijer Grimbergen]] ('''2009'''). ''On the Relation between Perception and Recognition in Shogi''. [[ICGA Journal#32_1|ICGA Journal, Vol. 32, No. 1]]
* [[Reijer Grimbergen]] ('''2009'''). ''The 19th CSA World Computer-Shogi Championship''. [[ICGA Journal#32_2|ICGA Journal, Vol. 32, No 2]] » [[Shogi]]
==2010 ...==
* [[Yoshikuni Sato]], [[Daisuke Takahashi]], [[Reijer Grimbergen]] ('''2010'''). ''A Shogi Program based on Monte-Carlo Tree Search''. [[ICGA Journal#33_2|ICGA Journal, Vol. 33, No. 2]], [http://www.teu.ac.jp/gamelab/RESEARCH/ICGAJournal2010.pdf pdf]
=External Links=
* [http://www2.teu.ac.jp/gamelab/maininfo.html Homepage of Reijer Grimbergen]
* [https://www.game-ai-forum.org/icga-tournaments/person.php?id=221 Reijer Grimbergen's ICGA Tournaments]
* [http://www2.teu.ac.jp/gamelab/RESEARCH/researchinfo.html Reijer's Main Research Page]
* [http://www2.teu.ac.jp/gamelab/SHOGI/articlesmain.html Shogi articles] by [[Reijer Grimbergen]] » [[Shogi]]
* [https://en.chessbase.com/post/the-knight-that-jumps-high-falls-prey-to-a-pawn-2 The Knight that Jumps High Falls Prey to a Pawn (2)] by [https://en.chessbase.com/author/diana-mihajlova Diana Mihajlova], [[ChessBase|ChessBase News]], January 04, 2015
=References=
<references />
'''[[People|Up one level]]'''
[[FILE:reijerSmall.jpg|border|right|thumb|227px|link=http://www2.teu.ac.jp/gamelab/RESEARCH/background.html| Reijer Grimbergen <ref>[http://www2.teu.ac.jp/gamelab/RESEARCH/background.html Homepage of Reijer Grimbergen - My Background]</ref> ]]
'''Reijer Grimbergen''',<br/>
a Dutch computer scientist, Ph.D. in [[Cognition|cognitive science]]. Until March 2009 Reijer Grimbergen was working as an associate professor at the [https://en.wikipedia.org/wiki/Yamagata_University Yamagata University] in Japan, until he moved to the [https://en.wikipedia.org/wiki/Tokyo_University_of_Technology Tokyo University of Technology]. Reijer Grimbergen is [[Shogi]] player and his research focuses on [[Search|search algorithms]], game playing and cognitive modelling of human problem solving. He has also built his own shogi program called [https://www.game-ai-forum.org/icga-tournaments/program.php?id=234 Spear] and is co-author of an [[Amazons]] program called [https://www.game-ai-forum.org/icga-tournaments/program.php?id=280 TAS] <ref>[https://www.game-ai-forum.org/icga-tournaments/person.php?id=221 Reijer Grimbergen's ICGA Tournaments]</ref>. Additionally, Reijer Grimbergen has also been connected with the development of [[AI Factory|AI Factory's]] Shogi engine [https://www.game-ai-forum.org/icga-tournaments/program.php?id=223 Shotest] by primary author and AI Factory CEO [[Jeff Rollason]] <ref>[http://www.aifactory.co.uk/AIF_Us.htm AI Factory - Founders and Contributing Engineers]</ref> .
=Photos=
[[FILE:shotest-spear.jpg|none|border|text-bottom|580px|link=http://www.aifactory.co.uk/newsletter/2006_01_shogichampionship_2006.htm]]
[[Jeff Rollason]] and [[Reijer Grimbergen]], [https://en.wikipedia.org/wiki/Kisarazu,_Chiba Kisarazu], [https://en.wikipedia.org/wiki/Japan Japan], May 2008 <ref>[http://www.aifactory.co.uk/newsletter/2006_01_shogichampionship_2006.htm World Computer Shogi Championship 2006 - AI Factory newsletter article Spring 2006]</ref>
=Selected Publications=
<ref>[http://ilk.uvt.nl/icga/journal/docs/References.pdf ICGA Reference Database] (pdf)</ref>
==1996 ...==
* [[Reijer Grimbergen]] ('''1996'''). ''Using Pattern Recognition and Selective Deepening to Solve Tsume Shogi''. [[Conferences#GPW|3rd Game Programming Workshop]], [http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.43.7594 CiteSeerX] <ref>[https://en.wikipedia.org/wiki/Tsumeshogi Tsumeshogi from Wikipedia]</ref>
* [[Hitoshi Matsubara]], [[Hiroyuki Iida]], [[Reijer Grimbergen]] ('''1997'''). ''Chess, Shogi, Go, natural developments in game research.'' [http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.51.7540&rep=rep1&type=pdf pdf]
* [[Hitoshi Matsubara]], [[Steven Walczak]], [[Reijer Grimbergen]] ('''1998'''). ''Analysis of important patterns in Shogi''. The 15 th Annual Meeting of the Japanese Cognitive Science Society, (Nagoya, Japan), 136-137. (in Japanese/Kanji)
* [[Reijer Grimbergen]] ('''1998'''). ''[http://link.springer.com/chapter/10.1007/3-540-48957-6_20 A Survey of Tsume-Shogi Programs Using Variable-Depth Search]''. [[CG 1998]]
* [[Ian Frank]], [[Reijer Grimbergen]] ('''1998'''). ''[http://www.fun.ac.jp/~ianf/Publications/cg98.html Report on the First International Conference on Computers and Games]''. [[ICGA Journal#21_4|ICCA Journal, Vol. 21, No. 4]] » [[CG 1998]]
==2000 ...==
* [[Youhei Hori]], [[Minenobu Seki]], [[Tsutomu Maruyama]], [[Reijer Grimbergen]], [[Tsutomu Hoshino]] ('''2000'''). ''[http://link.springer.com/chapter/10.1007/3-540-45579-5_20 A Shogi Processor with a Field Programmable Gate Array]''. [[CG 2000]]
* [[Reijer Grimbergen]] ('''2000'''). ''[http://link.springer.com/chapter/10.1007/3-540-45579-5_21 Plausible Move Generation Using Move Merit Analysis with Cut-Off Thresholds in Shogi]''. [[CG 2000]]
* [[Takenobu Takizawa]], [[Reijer Grimbergen]] ('''2000'''). ''[http://link.springer.com/chapter/10.1007/3-540-45579-5_30 Review: Computer Shogi through 2000]''. [[CG 2000]]
* [[Steven Walczak]], [[Reijer Grimbergen]] ('''2000'''). ''[http://www.springerlink.com/content/nrqxfyu17j379xtu/ Pattern Analysis and Analogy in Shogi: Predicting Shogi Moves from Prior Experience]''. Knowledge and Information Systems Vol. 2, No. 2, pp. 185-200.
* [[Reijer Grimbergen]] ('''2001'''). ''Candidate Relevance Analysis for Selective Search in Shogi.'' [[Advances in Computer Games 9]]. pp. 233-246. [http://gamelab.yz.yamagata-u.ac.jp/RESEARCH/acc9.pdf pdf]
* [[Reijer Grimbergen]], [[Hitoshi Matsubara]] ('''2001'''). ''Plausible Move Generation in Two-Player Complete Information Games Using Static Evaluation''. Transactions of the Japanese Society for Artificial Intelligence, Vol.16, pp. 55-62. [http://www.teu.ac.jp/gamelab/RESEARCH/jsai2001.pdf pdf]
* [[Reijer Grimbergen]], [[Jeff Rollason]] ('''2001'''). ''Using castle and assault maps for guiding opening and middle game play in Shogi''. [[Conferences#GPW|6th Game Programming Workshop]], [http://www.teu.ac.jp/gamelab/RESEARCH/gpw2001.pdf pdf]
* [[Reijer Grimbergen]] ('''2002'''). ''Report on the 12th CSA World Computer-Shogi Championship''. [[ICGA Journal#25_2|ICGA Journal, Vol. 25, No. 2]]
* [[Reijer Grimbergen]], [[Jeff Rollason]] ('''2002'''). ''[http://link.springer.com/chapter/10.1007/978-3-540-40031-8_12 Board Maps and Hill-Climbing for Opening and Middle Game Play in Shogi]''. [[CG 2002]]
* [[Reijer Grimbergen]] ('''2004'''). ''The 9th Game-Programming Workshop in Japan 2004''. [[ICGA Journal#27_4|ICGA Journal, Vol. 27, No. 4]] » [[Conferences#GPW|9th Game Programming Workshops]]
==2005 ...==
* [[Reijer Grimbergen]] ('''2005'''). ''The 15th CSA World Computer-Shogi Championship''. [[ICGA Journal#28_2|ICGA Journal, Vol. 28, No. 2]] » [[Shogi]]
* [[Yoshinori Higashiuchi]], [[Reijer Grimbergen]] ('''2005'''). ''[http://link.springer.com/chapter/10.1007/11922155_6 Enhancing Search Efficiency by Using Move Categorization Based on Game Progress in Amazons]''. [[Advances in Computer Games 11]]
* [[Takeshi Ito]], [[Hitoshi Matsubara]], [[Reijer Grimbergen]] ('''2005'''). ''[http://link.springer.com/chapter/10.1007/11922155_11 Chunking in Shogi: New Findings]''. [[Advances in Computer Games 11]]
* [[Reijer Grimbergen]] ('''2007'''). ''Using Bitboards for Move Generation in Shogi''. [[ICGA Journal#30_1|ICGA Journal, Vol. 30, No. 1]], [http://www2.teu.ac.jp/gamelab/RESEARCH/ICGAJournal2007.pdf pdf], topic of the [[Conferences#GPW|11th Game Programming Workshop]]
* [[Reijer Grimbergen]] ('''2007'''). ''Improving Strategic Play in Shogi by Using Move Sequence Trees''. [[Conferences#GPW|12th Game Programming Workshop]], [http://www.teu.ac.jp/gamelab/RESEARCH/gpw2007.pdf pdf]
* [[Hiroshi Katayose]], [[Reijer Grimbergen]] ('''2007'''). ''Research about evaluation function similarities in chess-like games''. [[Conferences#GPW|12th Game Programming Workshop]]
* [[Reijer Grimbergen]] ('''2008'''). ''[http://link.springer.com/chapter/10.1007/978-3-540-87608-3_16 Cognitive Modeling of Knowledge-Guided Information Acquisition in Games]''. [[CG 2008]]
* [[Reijer Grimbergen]] ('''2009'''). ''On the Relation between Perception and Recognition in Shogi''. [[ICGA Journal#32_1|ICGA Journal, Vol. 32, No. 1]]
* [[Reijer Grimbergen]] ('''2009'''). ''The 19th CSA World Computer-Shogi Championship''. [[ICGA Journal#32_2|ICGA Journal, Vol. 32, No 2]] » [[Shogi]]
==2010 ...==
* [[Yoshikuni Sato]], [[Daisuke Takahashi]], [[Reijer Grimbergen]] ('''2010'''). ''A Shogi Program based on Monte-Carlo Tree Search''. [[ICGA Journal#33_2|ICGA Journal, Vol. 33, No. 2]], [http://www.teu.ac.jp/gamelab/RESEARCH/ICGAJournal2010.pdf pdf]
=External Links=
* [http://www2.teu.ac.jp/gamelab/maininfo.html Homepage of Reijer Grimbergen]
* [https://www.game-ai-forum.org/icga-tournaments/person.php?id=221 Reijer Grimbergen's ICGA Tournaments]
* [http://www2.teu.ac.jp/gamelab/RESEARCH/researchinfo.html Reijer's Main Research Page]
* [http://www2.teu.ac.jp/gamelab/SHOGI/articlesmain.html Shogi articles] by [[Reijer Grimbergen]] » [[Shogi]]
* [https://en.chessbase.com/post/the-knight-that-jumps-high-falls-prey-to-a-pawn-2 The Knight that Jumps High Falls Prey to a Pawn (2)] by [https://en.chessbase.com/author/diana-mihajlova Diana Mihajlova], [[ChessBase|ChessBase News]], January 04, 2015
=References=
<references />
'''[[People|Up one level]]'''
