HIRATA Kouichi

J-GLOBAL         Last updated: Jun 20, 2019 at 01:45
 
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Name
HIRATA Kouichi
Affiliation
Kyushu Institute of Technology
Section
Faculty of Computer Science and Systems Engineering, Department of Artificial Intelligence
Job title
Professor

Research Areas

 
 

Published Papers

 
Computing Edit Distance between Rooted Labeled Caterpillars
Kohei Muraka, Takuya Yoshino, Kouichi Hirata
Proc. Federated Conference on Computer Science and Information Systems (FedGCSIS 2018)      2018   [Refereed]
Taiga Kawaguchi, Takuya Yoshino, Kouichi Hirata
Proc. 10th Asian Conference on Intelligent Information and Database Systems (ACIIDS 2018), Lecture Notes in Artificial Intelligence 10751   10751 276-286   2018   [Refereed]
Nearest Neighbor Search using Sketches as Quantized Images of Dimension Reduction
Naoya Higuchi, Yasunobu Imamura, Tetsuji Kuboyama, Kouichi Hirata, Takeshi Shinohara
Proc. 7th International Conference on Pattern Recognition Applications and Methods   356-363   2018   [Refereed]
Earth Mover's Distance for Rooted Labeled Unordered Trees based on Tai Mapping Hierarchy
Taiga Kawaguchi, Kouichi Hirata
Proc. 7th International Conference on Pattern Recognition Applications and Methods   159-168   2018   [Refereed]
Natsuki Kiyota, Sho Shimamura, Kouichi Hirata
Proc. 20th International Conference on Discovery Science (DS 2017), Lecture Notes in Artificial Intelligence   10558 267-280   2017   [Refereed]
Pivot Selection for Dimension Reduction using Annealing by Increasing Resampling
Yasunobu Imamura, Naoya Higuchi, Tetsuji Kuboyama, Kouichi Hirata, Takeshi Shinohara
Proc. Learn. Wissen. Daten, Analysen. (LWDA 2017)   15-24   2017   [Refereed]
On the Earth Mover's Distances Based on Complete Subtrees for Rooted Labeled Trees
Taiga Kawaguchi, Kouichi Hirata
Proc. 2017 International Workshop on Smart Info-Media Systems in Asia (SISA 2017)   225-228   2017   [Refereed]
On the Applications of Iterative Consistency-Based Feature Selection to Nucleotide Sequences for Influenza A Viruses
Sho Shimamura, Kouichi Hirata
Proc. 2017 International Workshop on Smart Info-Media Systems in Asia (SISA 2017)   234-237   2017
Takuya Yoshino, Yuma Ishizaka, Kouichi Hirata
Proc. Federated Conference on Computer Science and Information Systems (FedGCSIS 2017)   439-446   2017
Sho Shimamura, Kouichi Hirata
Proc. 8th International Conference on E-Service and Knowledge Management (ESKM 2017)   396-399   2017
Takuya Yoshino, Kouichi Hirata
Theory of Computing Systems   60(4) 759-783   2017
Natsuki Kiyota,Sho Shimamura,Kouichi Hirata
Discovery Science - 20th International Conference, DS 2017, Kyoto, Japan, October 15-17, 2017, Proceedings   267-280   2017   [Refereed]
Yasunobu Imamura, Takeshi Shinohara, Kouichi Hirata, Tetsuji Kuboyama
Proc. 9th International Conference on Similarity Search and Applications (SISAP 2016), Lecture Notes in Artificial Intelligence   9939 259-267   2016
Enhanced Tai Mapping for Unrooted Trees
Takuya Yoshino, Kouichi Hirata
Proc. 2016 International Workshop on Smart Info-Media Systems in Asia (SISA 2016)   6-12   2016
On Temporal and Regional Analysis for Nucleotide Sequences of Influenza A (H1N1) Viruses Based on Feature Selection
Sho Shimamura, Kouichi Hirata
Proc. 2016 International Workshop on Smart Info-Media Systems in Asia (SISA 2016)   38-42   2016
Kazuki Nagayama, Kouichi Hirata, Shigeki Yokoyama, Kimiko Matsuoka
New Frontiers in Artificial Intelligence, Lecture Notes in Artificial Intelligence   10091 409-417   2016
Kouichi Hirata, Tetsuji Kuboyama, Takuya Yoshino
New Frontiers in Artificial Intelligence, Lecture Notes in Artificial Intelligence   9067 317-330   2015
Quming Jin, Masaya Nakashima, Takeshi Shinohara, Kouichi Hirata, Tetsuji Kuboyama
New Frontiers in Artificial Intelligence, Lecture Notes in Artificial Intelligence   9067 310-316   2015
Yuma Ishizaka, Takuya Yoshino, Kouichi Hirata
New Frontiers in Artificial Intelligence, Lecture Notes in Artificial Intelligence   9067 296-309   2015
Kazuki Nagayama,Kouichi Hirata,Shigeki Yokoyama,Kimiko Matsuoka
New Frontiers in Artificial Intelligence - JSAI-isAI 2015 Workshops, LENLS, JURISIN, AAA, HAT-MASH, TSDAA, ASD-HR, and SKL, Kanagawa, Japan, November 16-18, 2015, Revised Selected Papers   409-417   2015   [Refereed]
Yohei Nasu,Naoki Kishikawa,Kei Tashima,Shin Kodama,Yasunobu Imamura,Takeshi Shinohara,Kouichi Hirata,Tetsuji Kuboyama
ICPRAM 2015 - Proceedings of the International Conference on Pattern Recognition Applications and Methods, Volume 1, Lisbon, Portugal, 10-12 January, 2015.   354-359   2015   [Refereed]
Issei Hamada,Takaharu Shimada,Daiki Nakata,Kouichi Hirata,Tetsuji Kuboyama
ICPRAM 2015 - Proceedings of the International Conference on Pattern Recognition Applications and Methods, Volume 1, Lisbon, Portugal, 10-12 January, 2015.   342-347   2015   [Refereed]
Takuya Yoshino,Kouichi Hirata
ICPRAM 2015 - Proceedings of the International Conference on Pattern Recognition Applications and Methods, Volume 1, Lisbon, Portugal, 10-12 January, 2015.   263-270   2015   [Refereed]
Yoshiyuki Yamamoto, Kouichi Hirata, Tetsuji Kuboyama
International Journal of Foundations of Computer Science   25(3) 307-330   2014
Tomohiro Kan, Shoichi Higuchi, Kouichi Hirata
Fundamenta Informaticae   132 1-23   2014
Issei Hamada, Takaharu Shimada, Daiki Nakata, Kouichi Hirata, Tetsuji Kuboyama
New Frontier in Artificial Intellligence, JSAI-isAI 2013 Workshops, Lecture Notes in Artificial Intelligence   8417 321-336   2014
Kouichi Hirata,Array,Takuya Yoshino
New Frontiers in Artificial Intelligence - JSAI-isAI 2014 Workshops, LENLS, JURISIN, and GABA, Kanagawa, Japan, October 27-28, 2014, Revised Selected Papers   317-330   2014   [Refereed]
Quming Jin,Masaya Nakashima,Takeshi Shinohara,Kouichi Hirata,Array
New Frontiers in Artificial Intelligence - JSAI-isAI 2014 Workshops, LENLS, JURISIN, and GABA, Kanagawa, Japan, October 27-28, 2014, Revised Selected Papers   310-316   2014   [Refereed]
Yuma Ishizaka,Takuya Yoshino,Kouichi Hirata
New Frontiers in Artificial Intelligence - JSAI-isAI 2014 Workshops, LENLS, JURISIN, and GABA, Kanagawa, Japan, October 27-28, 2014, Revised Selected Papers   296-309   2014   [Refereed]
Tomohiro Kan,Shoichi Higuchi,Kouichi Hirata
Fundam. Inform.   132(4) 461-483   2014   [Refereed]
Kunihiro Wasa, Takeaki Uno, Kouichi Hirata, Hiroki Arimura
Proc. 16th International Conference on Discovery Science (DS2013), Lecture Notes in Artificial Intelligence   8140 308-323   2013
Kunihiro Wasa, Kouichi Hirata, Takeaki Uno, Hiroki Arimura
Proc. 6th International Conference on Similarity Search and Applications (SISAP2013), Lecture Notes in Artificial Intelligence   8199 73-84   2013
Array,Kouichi Hirata,Takeaki Uno,Hiroki Arimura
Similarity Search and Applications - 6th International Conference, SISAP 2013, A Coruña, Spain, October 2-4, 2013, Proceedings   73-84   2013   [Refereed]
Shoichi Higuchi,Array,Takako Hashimoto,Kouichi Hirata
2013 IEEE International Conference on Pervasive Computing and Communications Workshops, PERCOM 2013 Workshops, San Diego, CA, USA, March 18-22, 2013   187-192   2013   [Refereed]
Issei Hamada,Takaharu Shimada,Daiki Nakata,Kouichi Hirata,Array
New Frontiers in Artificial Intelligence - JSAI-isAI 2013 Workshops, LENLS, JURISIN, MiMI, AAA, and DDS, Kanagawa, Japan, October 27-28, 2013, Revised Selected Papers   321-336   2013   [Refereed]
Takuya Yoshino,Shoichi Higuchi,Kouichi Hirata
2013 Second IIAI International Conference on Advanced Applied Informatics, IIAI-AAI 2013, Matsue, Japan, August 31 - Sept. 4, 2013   135-140   2013   [Refereed]
Takaharu Shimada,Issei Hamada,Kouichi Hirata,Array,Kouki Yonezawa,Kimihito Ito
2013 Second IIAI International Conference on Advanced Applied Informatics, IIAI-AAI 2013, Matsue, Japan, August 31 - Sept. 4, 2013   129-134   2013   [Refereed]
Masao Hattori,Keiichi Matsumoto,Noriko Sugimoto,Alireza Ahrary,Kouichi Hirata
2013 Second IIAI International Conference on Advanced Applied Informatics, IIAI-AAI 2013, Matsue, Japan, August 31 - Sept. 4, 2013   125-128   2013   [Refereed]
Noriko Sugimoto,Kouichi Hirata
Proc. 3rd IIAI International Conference on e-Services and Knowledge Management      2012
Takahiro Hokazono, Tomohiro Kan, Yoshiyuki Yamamoto,Kouichi Hirata
Proc. 3rd IIAI International Conference on e-Services and Knowledge Management      2012
Shoichi Higuchi, Tomohiro Kan, Yoshiyuki Yamamoto, Kouichi Hirata
New Frontiers in Artificial Intelligence: Joint JSAI-isAI 2011 Workshops   186-196   2012
Yoshiyuki Yamamoto, Kouichi Hirata, Tetsuji Kuboyama
New Frontiers in Artificial Intelligence: Joint JSAI-isAI 2011 Workshops   215-223   2012
Shunsuke Makino,Takaharu Shimada,Kouichi Hirata,Kouki Yonezawa,Kimihito Ito
The 6th International Conference on Soft Computing and Intelligent Systems (SCIS), and The 13th International Symposium on Advanced Intelligence Systems (ISIS), Kobe, Japan, November 20-24, 2012   1702-1707   2012   [Refereed]
Takaharu Shimada,Tatsuya Hazemoto,Shunsuke Makino,Kouichi Hirata,Kimihito Ito
The 6th International Conference on Soft Computing and Intelligent Systems (SCIS), and The 13th International Symposium on Advanced Intelligence Systems (ISIS), Kobe, Japan, November 20-24, 2012   1696-1701   2012   [Refereed]
Tomohiro Kan,Shoichi Higuchi,Kouichi Hirata
Algorithms and Computation - 23rd International Symposium, ISAAC 2012, Taipei, Taiwan, December 19-21, 2012. Proceedings   485-494   2012   [Refereed]
Shunsuke Makino,Takaharu Shimada,Kouichi Hirata,Kouki Yonezawa,Kimihito Ito
Discovery Science - 15th International Conference, DS 2012, Lyon, France, October 29-31, 2012. Proceedings   81-94   2012   [Refereed]
Shoichi Higuchi, Tomohiro Kan, Yoshiyuki Yamamoto, Kouichi Hirata
Pre-Proc. Second Workshop on Algorithms for Large-Scale Information Processing in Knowledge Discovery (ALSIP 2011)      2011
Yoshiyuki Yamamoto, Kouichi Hirata, Tetsuji Kuboyama
Pre-Proc. Second Workshop on Algorithms for Large-Scale Information Processing in Knowledge Discovery (ALSIP 2011)      2011
Kouichi Hirata,Yoshiyuki Yamamoto,Tetsuji Kuboyama
Proc. 22nd Annual Symposium on Combinatorial Pattern Matching (CPM2011)      2011
Broom Distance between Rooted Labeled Trees
Tetsuji Kuboyama,Kouichi Hirata
Proc. 7th Workshop on Learning with Logics and Logics for Learning   34-41   2011
On Learning Dyck-Typed Regular Translation Elementary Formal Systems with Tag Operations between XML Documents
Noriko Sugimoto,Kouichi Hirata
Proc. 7th Workshop on Learning with Logics and Logics for Learning   4-10   2011
A Bottom-Up Edit Distance between Rooted Labeled Trees
Yoshiyuki Yamamoto,Kouichi Hirata,Tetsuji Kuboyama
Proc. 7th Workshop on Learning with Logics and Logics for Learning   26-33   2011
Discovering Global Propagation for Influenza A Viruses Based on Robinson-Foulds Distance between Phylogenetic Trees
Kazuya Sata,Kouichi Hirata,Kimihito Ito,Tetsuji Kuboyama
Annual International Conference on BioInformatics and Computational Biology (BICB 2011)      2011
Predicting Mutation Trend of Influenza A Virus through Dimensionality Reduction in Hamming Metric on HA Amino Acid Sequences
Tetsuji Kuboyama,Kimihito Ito,Kouichi Hirata,Hiroshi Sakamoto
Annual International Conference on BioInformatics and Computational Biology (BICB 2011)      2011
Kouichi Hirata,Yoshiyuki Yamamoto,Array
Combinatorial Pattern Matching - 22nd Annual Symposium, CPM 2011, Palermo, Italy, June 27-29, 2011. Proceedings   402-415   2011   [Refereed]
Kouichi Hirata,Kenishiro Motoyama,Shigeki Yokoyama,Kimiko Matsuoka
Proc. 2010 IEEE/ICME International Conference on Complex Medical Engineering (CME2010)   188-192   2010
Takashi Katoh,Kouichi Hirata,Hiroki Arimura,Shigeki Yokoyama,Kimiko Matsuoka
Proc. 2010 IEEE/ICME International Conference on Complex Medical Engineering (CME2010)   193-197   2010
Taku Aratsu,Kouichi Hirata,Tetsuji Kuboyama
Fundamenta Informaticae   101(1) 1-15   2010
An Efficient Depth-First Search Algorithm for Extracting Frequent Diamond Episodes from Event Sequences
Takashi Katoh,Hiroki Arimura,Kouichi Hirata
情報処理学会論文誌:データベース(TOD)   2(4) 1-12   2009
Takashi Katoh,Hiroki Arimura,Kouichi Hirata
Proc. 12th International Conference on Discovery ScienceLecture Notes in Artificial Intelligence   5808 136-151   2009
Kazuya Sata,Kouichi Hirata,Kimihito Ito,Tetsuji Kuboyama
Proc. 13th International Conference on Knowledge-Based and Intelligent Information and Engineering Systems (KES 2009)Lecture Notes in Artificial Intelligence   5712 490-497   2009
Local Frequency Distances for Rooted Ordered Trees
Taku Aratsu,Kouichi Hirata,Tetsuji Kuboyama
Proc. 6th Workshop on Learning with Logics and Logics for Learning   11-18   2009
Takashi Katoh,Hiroki Arimura,Kouichi Hirata
Proc. 6th Workshop on Learning with Logics and Logics for Learning   6284 43-50   2009
Takashi Katoh,Hiroki Arimura,Kouichi Hirata
Proc. 13th Pacific-Asia Conference on Knowledge Discovery and Data MiningLecture Notes in Artificial Intelligence   5476 172-183   2009
Takashi Katoh,Kouichi Hirata,Hiroki Arimura,Shigeki Yokoyama,Kimiko Matsuoka
Proc. 2009 IEEE/ICME International Conference on Complex Medical Engineering (CME2009)      2009
Taishin Daigo,Kouichi Hirata
Proc. 35th International Conference on Current Trends in Theory and Practice of Computer Science,Lecture Notes in Computer Science   5404 181-192   2009
Taku Aratsu,Kouichi Hirata,Tetsuji Kuboyama
Proc. 35th International Conference on Current Trends in Theory and Practice of Computer Science,Lecture Notes in Computer Science   5404 93-104   2009
Taishin Daigo,Kouichi Hirata
SOFSEM 2009: Theory and Practice of Computer Science, 35th Conference on Current Trends in Theory and Practice of Computer Science, Spindleruv Mlýn, Czech Republic, January 24-30, 2009. Proceedings   181-192   2009   [Refereed]
Taku Aratsu,Kouichi Hirata,Array
SOFSEM 2009: Theory and Practice of Computer Science, 35th Conference on Current Trends in Theory and Practice of Computer Science, Spindleruv Mlýn, Czech Republic, January 24-30, 2009. Proceedings   93-104   2009   [Refereed]
Akihiro Yamamoto,Kouichi Hirata,Shin-ichi Minato
New Frontiers in Artificial Intelligence, JSAI-isAI 2009 Workshops, LENLS, JURISIN, KCSD, LLLL, Tokyo, Japan, November 19-20, 2009, Revised Selected Papers   315-316   2009   [Refereed]
Takashi Katoh,Kouichi Hirata
Proc. 12th Pacific-Asia Conference on Knowledge Discovery and Data Mining (PAKDD2008), Lecture Notes in Artificial Intelligence   5012 600-607   2008
Tetsuji Kuboyama,Kouichi Hirata,Kiyoko F. Kinoshita
Proc. 12th Pacific-Asia Conference on Knowledge Discovery and Data Mining (PAKDD2008), Lecture Notes in Artificial Intelligence   5012 184-195   2008
Sibling Distance for Rooted Labeled Trees
Taku Aratsu,Kouichi Hirata,Tetsuji Kuboyama
Proc. ALSIP'08, Working Notes of PAKDD Workshops   5433 101-112   2008
A Tree Distance Function Based on Multi-sets
Arnoldo Jose Muller Molina,Kouichi Hirata,Takeshi Shinohara
Proc. ALSIP'08, Working Notes of PAKDD Workshops   5433 90-100   2008
Inspection of the Effect of Route Information in Traffic Control by Multiagent Simulation
Ken Harada,Masateru Harao,Kouichi Hirata
CD-ROM Proc. 4th International Conference on Modeling Decisions for Artificial Intelligence (MDAI2007)   60-67   2007
Mining Frequent Diamond Episodes from Event Sequences
Takashi Katoh,Kouichi Hirata,Masateru Harao
Proc. 4th International Conference on Modeling Decisions for Artificial Intelligence (MDAI2007), Lecture Notes in Artificial Intelligence   4617 477-488   2007
Learnability of Recursively Enumerable Sets of Recursive Real-Valued Functions
Eiju Hirowatari,Kouichi Hirata,Tetsuhiro Miyahara
Proc. CiE2007(Computability in Europe), University of Siena, Technical Report   487 186-193   2007
A Minimal Acyclic Generalization with Tractable Removal of Redundancy
Megumi Kuwabara,Kouichi Hirata,Masateru Harao
Proc. 5th Workshop on Learning with Logics and Logics for Learning (LLLL2007)   25-31   2007
Mining Frequent Elliptic Episodes from Event Sequences
Takashi Katoh,Kouichi Hirata
Proc. 5th Workshop on Learning with Logics and Logics for Learning (LLLL2007)   46-52   2007
Takashi Katoh,Kouichi Hirata,Masateru Harao,Shigeki Yokoyama,Kimiko Matsuoka
Proc. IEEE/ICME International Conference on Complex Medical Engineering (CME2007)   304-309   2007
Kengo Kubo,Keizo Yamada,Kouichi Hirata,Masateru Harao
Systems and Computers in Japan   38(4) 143-151   2007
Tetsuji Kuboyama,Kouichi Hirata,Hisashi Kashima,Kiyoko F. Aoki-Kinoshita,Hiroshi Yasuda
Journal of JSAI   22(2) 140-147   2007
Akihiro Yamamoto,Kouichi Hirata
New Frontiers in Artificial Intelligence, JSAI 2007 Conference and Workshops, Miyazaki, Japan, June 18-22, 2007, Revised Selected Papers   305-306   2007   [Refereed]
A Gram Distribution Kernel Applied to Glycan Classification and Motif Extraction
Tetsuji Kuboyama,Kouichi Hirata,Kiyoko F. Aoki-Kinoshita,Hisashi Kashima,Hiroshi Yasuda
Proc. 17th International Conference on Genome Informatics (GIW2006)   25-34   2006
Mining Sectorial Episodes from Event Sequences
Takashi Katoh,Kouichi Hirata,Masateru Harao
Proc. 9th International Conference on Discovery Science (DS2006), Lecture Notes in Artificial Intelligence   4265 137-148   2006
Finite Prediction of Recursive Real-Valued Functions
Eiju Hirowatari,Kouichi Hirata,Tetsuhiro Miyahara
Proc. Computability in Europe 2006 (University of Wales Swansea, Computer Science Report Series, Report # CSR 7-2006)   140-149   2006
The Gram Distribution for Rooted Ordered Trees
Nobuhito Ohkura,Kouichi Hirata,Tetsuji Kuboyama,Masateru Harao,Shin-Ichi Nakano
Proc. 4th Workshop on Learning with Logics and Logics for Learning (LLLL2006)   69-77   2006
Extraction of Frequent Causal Episodes from Bacterial Culture Data
Takashi Katoh,Kouichi Hirata,Masateru Harao
Proc. 4th Workshop on Learning with Logics and Logics for Learning (LLLL2006)   53-60   2006
Subsumption Algorithm for Chordal Clauses
Megumi Kuwabara,Kouichi Hirata,Masateru Harao
Proc. 4th Workshop on Learning with Logics and Logics for Learning (LLLL2006)   23-30   2006
A q-Grams Based Distance Measure for Ordered Labeled Trees
Tetsuji Kuboyama,Kouichi Hirata,Nobuhito Ohkura,Masateru Harao
Proc. 4th Workshop on Learning with Logics and Logics for Learning (LLLL2006)   77-83   2006
Akihiro Yamamoto,Kouichi Hirata,Ken Satoh
New Frontiers in Artificial Intelligence, JSAI 2006 Conference and Workshops, Tokyo, Japan, June 5-9 2006, Revised Selected Papers   249-250   2006   [Refereed]
平田 耕一
Theoretical Computer Science   348(1) 84-94   2005
Nobuhito Ohkura,Kouichi Hirata,Tetsuji Kuboyama,Masateru Harao
Proc. 8th International Conference on Discovery Science (DS2005), Lecture Notes in Artificial Intelligence   3735 189-202   2005
On Finding Acyclic Subhypergrahs
Megumi Kuwabara,Kouichi Hirata,Masateru Harao
Proc. 15th International Symposium on Fundamentals of Computation Theory (FCT2005), Lecture Notes in Computer Science   3623 491-503   2005
Multi-Agent Based Modeling and Simulation of Consensus Formations in Arguments
Kosuke Ono,Masateru Harao,Kouichi Hirata
Proc. 3rd International Conference on Information Technology and Applications (ICITA'2005)   1 264-267   2005
Performance Support System for Beginners
Shogo Ozaki,Masateru Harao,Kouichi Hirata
Proc. 3rd International Conference on Information Technology and Applications (ICITA'2005)   2 415-418   2005
Analogy Based Generic Automatic Theorem Prover
Keizo Yamada,Shuping Yin,Masateru Harao,Kouichi Hirata
Proc. Workshop on Learning with Logics and Logics for Learning (LLLL)   28-33   2005
Frequent Few-Overlapped Monotone DNF Formulas
Yoshikazu Shima,Kouichi Hirata,Masateru Harao
Proc. Workshop on Learning with Logics and Logics for Learning (LLLL)   9-15   2005
On Generalization and Subsumption for Ordered Clauses
Megumi Kuwabara,Takeshi Ogawa,Kouichi Hirata,Masateru Harao
Proc. Workshop on Learning with Logics and Logics for Learning (LLLL)   4012 21-27   2005
Kosuke Ono,Takashi Hata,Toyofumi Maetani,Masateru Harao,Kouichi Hirata
New Frontiers in Artificial Intelligence (Joint JSAI 2005 Workshop Post-Proceedings) Lecture Note in Artificial Intelligence   4012 249-260   2005