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Kouichi Hirata: [Publications] [Author Rank by year] [Co-authors] [Prefers] [Cites] [Cited by]

Publications of Author

  1. Kouichi Hirata
    On the Hardness of Learning Acyclic Conjunctive Queries. [Citation Graph (0, 0)][DBLP]
    ALT, 2000, pp:238-251 [Conf]
  2. Kouichi Hirata
    Rule-Generating Abduction for Recursive Prolog. [Citation Graph (0, 0)][DBLP]
    AII/ALT, 1994, pp:121-136 [Conf]
  3. Kouichi Hirata
    Flattening and Implication. [Citation Graph (0, 0)][DBLP]
    ATL, 1999, pp:157-168 [Conf]
  4. Noriko Sugimoto, Kouichi Hirata, Hiroki Ishizaka
    Constructive Learning of Translations Based on Dictionaries. [Citation Graph (0, 0)][DBLP]
    ALT, 1996, pp:177-184 [Conf]
  5. Kouichi Hirata, Keizo Yamada, Masateru Harao
    Tractable and Intractable Second-Order Matching Problems. [Citation Graph (0, 0)][DBLP]
    COCOON, 1999, pp:432-441 [Conf]
  6. Kouichi Hirata, Ryosuke Nagazumi, Masateru Harao
    Extraction of Coverings as Monotone DNF Formulas. [Citation Graph (0, 0)][DBLP]
    Discovery Science, 2003, pp:166-179 [Conf]
  7. Takashi Katoh, Kouichi Hirata, Masateru Harao
    Mining Sectorial Episodes from Event Sequences. [Citation Graph (0, 0)][DBLP]
    Discovery Science, 2006, pp:137-148 [Conf]
  8. Nobuhito Ohkura, Kouichi Hirata, Tetsuji Kuboyama, Masateru Harao
    The q-Gram Distance for Ordered Unlabeled Trees. [Citation Graph (0, 0)][DBLP]
    Discovery Science, 2005, pp:189-202 [Conf]
  9. Yoshikazu Shima, Shinji Mitsuishi, Kouichi Hirata, Masateru Harao
    Extracting Minimal and Closed Monotone DNF Formulas. [Citation Graph (0, 0)][DBLP]
    Discovery Science, 2004, pp:298-305 [Conf]
  10. Kouichi Hirata, Megumi Kuwabara, Masateru Harao
    On Finding Acyclic Subhypergraphs. [Citation Graph (0, 0)][DBLP]
    FCT, 2005, pp:491-503 [Conf]
  11. Kouichi Hirata, Hiroshi Sakamoto
    Prediction-Preserving Reducibility with Membership Queries on Formal Languages. [Citation Graph (0, 0)][DBLP]
    FCT, 2001, pp:172-183 [Conf]
  12. Noriko Sugimoto, Takashi Toyoshima, Shinichi Shimozono, Kouichi Hirata
    Constructive Learning of Context-Free Languages with a Subpansive Tree. [Citation Graph (0, 0)][DBLP]
    ICGI, 2000, pp:270-283 [Conf]
  13. Kouichi Hirata
    On Condensation of a Clause. [Citation Graph (0, 0)][DBLP]
    ILP, 2003, pp:164-179 [Conf]
  14. Kouichi Hirata, Takeshi Ogawa, Masateru Harao
    Generalization Algorithms for Second-Order Terms. [Citation Graph (0, 0)][DBLP]
    ILP, 2004, pp:147-163 [Conf]
  15. Kosuke Ono, Takashi Hata, Toyofumi Maetani, Masateru Harao, Kouichi Hirata
    Development of a Multi-Agent Based Generic Traffic Simulator. [Citation Graph (0, 0)][DBLP]
    JSAI Workshops, 2005, pp:249-260 [Conf]
  16. Eiju Hirowatari, Kouichi Hirata, Tetsuhiro Miyahara
    Prediction of Recursive Real-Valued Functions from Finite Examples. [Citation Graph (0, 0)][DBLP]
    JSAI Workshops, 2005, pp:224-234 [Conf]
  17. Megumi Kuwabara, Takeshi Ogawa, Kouichi Hirata, Masateru Harao
    On Generalization and Subsumption for Ordered Clauses. [Citation Graph (0, 0)][DBLP]
    JSAI Workshops, 2005, pp:212-223 [Conf]
  18. Akihiro Yamamoto, Kouichi Hirata
    Workshop on Learning with Logics and Logics for Learning (LLLL). [Citation Graph (0, 0)][DBLP]
    JSAI Workshops, 2005, pp:167-168 [Conf]
  19. Akihiro Yamamoto, Kouichi Hirata, Ken Satoh
    The Fourth Workshop on Learning with Logics and Logics for Learning (LLLL2006). [Citation Graph (0, 0)][DBLP]
    JSAI, 2006, pp:249-250 [Conf]
  20. Kouichi Hirata
    A classification of abduction: abduction for logic programming. [Citation Graph (0, 0)][DBLP]
    Machine Intelligence 14, 1993, pp:405-0 [Conf]
  21. Yoshikazu Shima, Kouichi Hirata, Masateru Harao
    Extraction of Frequent Few-Overlapped Monotone DNF Formulas with Depth-First Pruning. [Citation Graph (0, 0)][DBLP]
    PAKDD, 2005, pp:50-60 [Conf]
  22. Kouichi Hirata, Shinichi Shimozono, Ayumi Shinohara
    On the Hardness of Approximating the Minimum Consistent OBDD Problem. [Citation Graph (0, 0)][DBLP]
    SWAT, 1996, pp:112-123 [Conf]
  23. Kosuke Ono, Masateru Harao, Kouichi Hirata
    Multi-Agent Based Modeling and Simulation of Consensus Formations in Arguments. [Citation Graph (0, 0)][DBLP]
    ICITA (1), 2005, pp:264-267 [Conf]
  24. Shogo Ozaki, Masateru Harao, Kouichi Hirata
    Performance Analysis for Construction of a Performance Practice Support System. [Citation Graph (0, 0)][DBLP]
    ICITA (2), 2005, pp:415-418 [Conf]
  25. Kouichi Hirata
    Rule-Generating Abduction for Recursive Prolog. [Citation Graph (0, 0)][DBLP]
    Informatica (Slovenia), 1996, v:20, n:1, pp:- [Journal]
  26. Shinichi Shimozono, Kouichi Hirata, Ayumi Shinohara
    On the Hardness of Approximating the minimum Consistent Acyclic DFA and Decision Diagram. [Citation Graph (0, 0)][DBLP]
    Inf. Process. Lett., 1998, v:66, n:4, pp:165-170 [Journal]
  27. Kouichi Hirata, Keizo Yamada, Masateru Harao
    Tractable and intractable second-order matching problems. [Citation Graph (0, 0)][DBLP]
    J. Symb. Comput., 2004, v:37, n:5, pp:611-628 [Journal]
  28. Kouichi Hirata
    Prediction-hardness of acyclic conjunctive queries. [Citation Graph (0, 0)][DBLP]
    Theor. Comput. Sci., 2005, v:348, n:1, pp:84-94 [Journal]
  29. Hiroshi Sakamoto, Kouichi Hirata, Hiroki Arimura
    Learning elementary formal systems with queries. [Citation Graph (0, 0)][DBLP]
    Theor. Comput. Sci., 2003, v:1, n:298, pp:21-50 [Journal]
  30. Takashi Katoh, Kouichi Hirata, Masateru Harao
    Mining Frequent Diamond Episodes from Event Sequences. [Citation Graph (0, 0)][DBLP]
    MDAI, 2007, pp:477-488 [Conf]

  31. Mining Frequent Bipartite Episode from Event Sequences. [Citation Graph (, )][DBLP]


  32. The Fifth Workshop on Learning with Logics and Logics for Learning (LLLL2007). [Citation Graph (, )][DBLP]


  33. Mining Frequent k-Partite Episodes from Event Sequences. [Citation Graph (, )][DBLP]


  34. The Sixth Workshop on Learning with Logics and Logics for Learning (LLLL2009). [Citation Graph (, )][DBLP]


  35. Discovering Networks for Global Propagation of Influenza A (H3N2) Viruses by Clustering. [Citation Graph (, )][DBLP]


  36. A Simple Characterization on Serially Constructible Episodes. [Citation Graph (, )][DBLP]


  37. An Efficient Unordered Tree Kernel and Its Application to Glycan Classification. [Citation Graph (, )][DBLP]


  38. Sibling Distance for Rooted Labeled Trees. [Citation Graph (, )][DBLP]


  39. A Tree Distance Function Based on Multi-sets. [Citation Graph (, )][DBLP]


  40. A Polynomial-Delay Polynomial-Space Algorithm for Extracting Frequent Diamond Episodes from Event Sequences. [Citation Graph (, )][DBLP]


  41. On Generating All Maximal Acyclic Subhypergraphs with Polynomial Delay. [Citation Graph (, )][DBLP]


  42. Approximating Tree Edit Distance through String Edit Distance for Binary Tree Codes. [Citation Graph (, )][DBLP]


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