Book and thesis
Papers
Parameterized Formal Graph Systems and Their Polynomial-Time PAC learnability IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences E106-A (6),pp.896-906 (Co-authored) 2023/06
Papers
An Efficient Learning Algorithm for Regular Pattern Languages Using One Positive Example and a Linear Number of Membership Queries Special Section on Foundations of Computer Science —Frontiers of Theory of Computation and Algorithm—, IEICE TRANSACTIONS on Information and Systems E103-D (03),pp.526-539 (Co-authored) 2020/03
Papers
Enumeration of Maximally Frequent Ordered Tree Patterns with Height-constrained Variables for Trees IPSJ Transactions on Mathematical Modeling and Its Applications 12 (3),pp.78-88 (Co-authored) 2019/12/23
Papers
Exact Learning of Primitive Formal Systems Defining Labeled Ordered Tree Languages via Queries IEICE Transactions on Information and Systems E102-D (3),pp.470-482 (Co-authored) 2019/03/01
Papers
Acquisition of characteristic sets of block preserving outerplanar graph patterns by a two-stage evolutionary learning method for graph pattern sets International Journal of Computational Intelligence Studies 7 (3/4),pp.270-288 (Co-authored) 2018/11/13
Papers
An Efficient Pattern Matching Algorithm for Unordered Term Tree Patterns of Bounded Dimension IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences, Special Issue on Discrete Mathematics and Its Applications E101-A (9),pp.1344-1354 (Co-authored) 2018/09
Papers
Aggregative Context-Aware Fitness Functions based on Feature Selection for Evolutionary Learning of Characteristic Graph Patterns Vietnam Journal of Computer Science,pp.229-239 (Co-authored) 2018/06
Papers
Polynomial Time Learnability of Graph Pattern Languages Defined by Cographs IEICE Transactions on Information and Systems, Special Section on Foundations of Computer Science — Frontiers of Theoretical Computer Science — E101.D (3),pp.582-592 (Co-authored) 2018/03
Papers
Enumeration of Maximally Frequent Ordered Tree Patterns with Wildcards for Edge Labels IPSJ Transactions on Mathematical Modeling and its Applications 10 (2),pp.59-69 (Co-authored) 2017/07/19
Papers
Polynomial Time Inductive Inference of Languages of Ordered Term Tree Patterns with Height-Constrained Variables from Positive Data IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences E100.A (3),pp.785-802 (Co-authored) 2017/03
Papers
An Efficient Pattern Matching Algorithm for Ordered Term Tree Patterns IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences E98-A (06),pp.1197-1211 2015/06/01
Papers
Learning of Finite Unions of Tree Patterns with Repeated Internal Structured Variables from Queries IPSJ Transactions on Mathematical Modeling and Its Applicatioons 2 (3),pp.250-260 (Co-authored) 2009/12
Papers
Algorithm for Enumerating All Maximal Frequent Tree Patterns among Words in Tree-Structured Documents and Its Application International Journal of Database Theory and Application 2 (4),pp.59-73 (Co-authored) 2009/12
Papers
Learning block-preserving graph patterns and its application to data mining Machine Learning 76 (1),pp.137-173 (Co-authored) 2009/07
Papers
Polynomial Time Inductive Inference of TTSP Graph Languages from Positive Data IEICE Transactions on Information and Systems E92-D (2),pp.181--190 (Co-authored) 2009/02
Papers
Learning of Finite Unions of Tree Patterns with Internal Structured Variables from Queries IEICE Transactions on Information and Systems E91-D (2),pp.222-230 (Co-authored) 2008/02
Papers
Ordered Term Tree Languages Which are Polynomial Time Inductively Inferable from Positive Data Theoretical Computer Science,pp.63-90 (Co-authored) 2006
Papers
Extracting Multiple Layers from Data Having Graph Structures Journal of Chongqing University of Posts and Telecommunications 16 (5),pp.149-155 (Co-authored) 2004
Papers
Automatic Generation of Supervisory Control System Software Using Graph Composition IEEJ Trans. EIS,pp.196-203 (Co-authored) 2004
Papers
Discovering Knowledge from Graph Structured Data by Using Refutably Inductive of Formal Graph Systems IEICE Transactions on Information and Systems (E84-D（1）),pp.48-56 (Co-authored) 2001
Papers
ProDDO: a database of disordered proteins from the Protein Data Bank (PDB) Bioinformatics 17 (4),pp.379-380 (Co-authored) 2001/04
Papers
Parallel algorithms for refutation tree problem on formal graph systems IEICE Transactions on Information and Systems (E78-D),pp.99-112 (Co-authored) 1995
Papers
Polynomial time algotithm solving the refutation tree problem for formal graph systems Bulletin of Informatics and Cybernetic,pp.55-74 (Co-authored) 1994/01
Papers
O(log^* n) Time Parallel Algorithm for Computing Bounded Degree Maximal Subgraphs Transactions of Information Processing Society of Japan 34 (1),pp.16-20 (Co-authored) 1993
Books
Intelligent Control and Innovative Computing (Lecture Notes in Electrical Engineering 110) (Co-authored) 2012/01/06
Books
Intelligent Automation and Computer Engineering(Lecture Notes in Electrical Engineering 52) (Co-authored) 2011/03/07
Papers
Evolutionary Acquisition of Multiple TTSP Graph Patterns with Wildcards by Clustering TTSP Graphs 2021 IEEE 12th International Workshop on Computational Intelligence and Applications (IEEE IWCIA2021),pp.1-8 (Co-authored) 2021/11/06
Papers
Using Label Information in a Genetic Programming Based Method for Acquiring Block Preserving Outerplanar Graph Patterns with Wildcards 2019 IEEE 11th International Workshop on Computational Intelligence and Applications (IEEE IWCIA2019),pp.95-100 (Co-authored) 2019/11/10
Papers
Exact Learning of Regular Pattern Languages from One Positive Example Using a Linear Number of Membership Queries The 2019 IAENG International Conference on Computer Science ( ICCS ),pp.204-209 2019/03/15
Papers
Evolutionary Learning of Multiple TTSP Graph Structured Patterns from Positive and Negative TTSP Graph Data: Its Graph Pattern Display System and Performance Evaluation 22nd Asia Pacific Symposium on Intelligent and Evolutionary Systems (IES 2018),pp.120-127 (Co-authored) 2018/12/20
Papers
Learning of Primitive Formal Systems Defining Labelled Ordered Tree Languages via Queries Late Breaking Papers of the 27th International Conference on Inductive Logic Programming,pp.61-66 (Co-authored) 2018/03/29
Papers
Acquisition of Multiple Block Preserving Outerplanar Graph Patterns by an Evolutionary Method for Graph Pattern Sets 2017 IEEE 10th International Workshop on Computational Intelligence and Applications,pp.191-197 (Co-authored) 2017/11/11
Papers
Acquisition of Multiple Graph Structured Patterns by an Evolutionary Method using Sets of TTSP Graph Patterns as Individuals Proc. 2017 6th IIAI International Congress on Advanced Applied Informatics (IIAI-AAI),pp.459-464 (Co-authored) 2017/07/09
Papers
A Context-Aware Fitness Function Based on Feature Selection for Evolutionary Learning of Characteristic Graph Patterns 9th Asian Conference, ACIIDS 2017, (LNCS, volume 10191),pp.748-757 (Co-authored) 2017/04/03
Papers
Algorithm for Enumerating all Frequent Paths from Structurally Compressed Tree-Structured Data Lecture Notes in Engineering and Computer Science: Proceedings of The International MultiConference of Engineers and Computer Scientists 2017 (I),pp.69-74 (Co-authored) 2017/03/15
Papers
Using Canonical Representations of Block Tree Patterns in Acquisition of Characteristic Block Preserving Outerplanar Graph Patterns 2016 IEEE 9th International Workshop on Computational Intelligence and Applications (IWCIA 2016),pp.93-99 (Co-authored) 2016/11/05
Papers
Acquisition of Characteristic Block Preserving Outerplanar Graph Patterns by Genetic Programming using Label Information ESKM-SS2 Machine Learning and Data Mining, 5th IIAI International Congress on Advanced Applied Informatics (IIAI AAI 2016),pp.203-210 (Co-authored) 2016/07/11
Papers
Acquisition of Characteristic Block Preserving Outerplanar Graph Patterns from Positive and Negative Data using Genetic Programming and Tree Representation of Graph Patterns Prof. 8th Inter. Work. Computational Intelligence and Applications (IWCIA 2015),pp.95-101 (Co-authored) 2015/11/06
Papers
Acquisition of Multiple Tree Structured Patterns by an Evolutionary Method using Sets of Tag Tree Patterns as Individuals ESKM-SS3 Machine Learning and Data Mining, 4th IIAI International Congress on Advanced Applied Informatics (IIAI AAI 2015),pp.213-218 (Co-authored) 2015/07/16
Papers
Acquisition of Characteristic Sets of Tree Patterns with VLDC's Using Genetic Programming and Edit Distance Prof. 7th Inter. Work. Computational Intelligence and Applications (IWCIA 2014),pp.113-118 (Co-authored) 2014/11/07
Papers
An Algorithm for Enumerating All Maximal Tree Patterns Without Duplication Using Succinct Data Structure International MultiConference of Engineers and Computer Scientists 2014 (IMECS2014) I,pp.156-161 (Co-authored) 2014/03/12
Papers
Ordered Graph Patterns Which Are Polynomial Time Inductively Inferable from Positive Data Proc. 7th IADIS Information Systems Conference (IS 2014),pp.263-270 (Co-authored) 2014/02/28
Papers
Acquisition of Characteristic Tree Patterns with VLDC's by Genetic Programming and Edit Distance 2013 IIAI International Conference on Advanced Applied Informatics (IIAI AAI 2013),pp.147-151 (Co-authored) 2013/09/04
Papers
Polynomial Time Pattern Matching Algorithm for Ordered Graph Patterns 22nd International Conference on Inductive Logic Programming (ILP2012) 7842,pp.86-101 (Co-authored) 2013/01
Papers
Acquisition of Characteristic TTSP Graph Patterns by Genetic Programming 2012 IIAI International Conference on Advanced Applied Informatics (IIAI AAI 2012),pp.340-344 (Co-authored) 2012/09/21
Papers
Polynomial Time Inductive Inference of Cograph Pattern Languages from Positive Data Proc. 21st International Conference on Inductive Logic Programming (ILP 2011) 7207,pp.389-404 (Co-authored) 2011/08/03
Papers
Enumerating Maximally Frequent TTSP graph patterns Seventh Workshop on Learning with Logics and Logics for Learning (LLLL 2011),pp.45-50 (Co-authored) 2011/03/30
Papers
Tree Pattern Matching Algorithm Using a Succinct Data Structure International MultiConference of Engineers and Computer Scientists 2011 (IMECS 2011) I,pp.206-211 (Co-authored) 2011/03/16
Papers
Succinct Representation of TTSP Graphs and its Application to the Path Search Problem Proc. the Sixth IASTED International Conference on Advances in Computer Science and Engineering (ACSE 2010),pp.33-40 (Co-authored) 2010/03/15
Papers
Algorithm for Enumerating All Maximal Frequent Tree Patterns among Words in Tree-Structured Documents and Its Application Proceedings on International Conference of Database Theory and Application (DTA 2009) 64,pp.107-114 (Co-authored) 2009/12/10
Papers
Dictionary-Based Compression Algorithms for Tree Structured Data Proc. International MultiConference of Engineers and Computer Scientists 2009 (IMECS 2009) I,pp.580-585 (Co-authored) 2009/03/18
Papers
Learning Block-Preserving Outerplanar Graph Patterns and Its Application to Data Mining Proc. the 18th Annual International Conference on Inductive Logic Programming (ILP 2008) 5194,pp.330-347 (Co-authored) 2008/09
Papers
Exact Learning of Finite Unions of Graph Patterns from Queries Proc. the 18th International Conference on Algorithmic Learning Theory (ALT 2007) 4754,pp.298-312 (Co-authored) 2007/10
Papers
Mining of Frequent Block Preserving Outerplanar Graph Structured Patterns Proc. the 17th Annual International Conference on Inductive Logic Programming (ILP 2007) 4894,pp.239-253 (Co-authored) 2007/06
Papers
Extracting Structural Features Among Words from Document Data Streams Proc. 19th Australian Joint Conference on Artificial (AI 2006) 4304,pp.332-341 (Co-authored) 2006/12
Papers
Polynomial Time Inductive Inference of Unions of Two Term Tree Languages Proc. 16th International Conference on Inductive Logic Programming (ILP-2006) Short Papers,pp.92-94 (Co-authored) 2006/08/24
Papers
Polynomial Time Inductive Inference of TTSP Graph Languages from Positive Data Proc. 15th International Conference on Inductive Logic Programming (ILP 2005) 3625,pp.366-383 (Co-authored) 2005/08/10
Papers
A Polynomial Time Matching Algorithm of Ordered Tree Patterns having Height-Constrained Variables Proc. 16th Annual Symposium on Combinatorial Pattern Matching (CPM2005) 3537,pp.346-357 (Co-authored) 2005/06/19
Papers
Discovery of Maximally Frequent Tag Tree Patterns with Height-Constrained Variables from Semistructured Web Documents International Workshop on Challenges in Web Information Retrieval and Integration (WIRI 2005),pp.104-112 (Co-authored) 2005/04/08
Papers
Discovery of Maximally Frequent Tag Tree Patterns with Contractible Variables from Semistructured Documents Proc. 8th Pacific-Asia Conference on Advances in Knowledge Discovery and Data Mining (PAKDD 2004),pp.133-144 (Co-authored) 2004/05/26
Papers
Finding Frequent Structural Features among Words in Tree-Structured Documents Proc. 8th Pacific-Asia Conference on Advances in Knowledge Discovery and Data Mining (PAKDD 2004),pp.351-360 (Co-authored) 2004/05/26
Papers
Extracting Multiple Layers from Data Having Graph Structures Proc. 2nd Asian Symposium on Geographic Information Systems from Computer Science & Engineering View (ASGIS 2004),pp.283-291 (Co-authored) 2004/05
Papers
Efficient Learning of Ordered and Unordered Tree Patterns with Contractible Variables Proc. 14th International Conference on Algorithmic Learning Theory (ALT 2003),pp.114-128 (Co-authored) 2003/10/17
Papers
Learning of Finite Unions of Tree Patterns with Repeated Internal Structured Variables from Queries Proc. 14th International Conference on Algorithmic Learning Theory (ALT 2003),pp.144-158 (Co-authored) 2003/10/17
Papers
An Effective Grammar-Based Compression Algorithm for Tree Structured Data Proc. 13th International Conference on Inductive Logic Programming (ILP 2003),pp.383-400 (Co-authored) 2003/09/29
Papers
Efficient Learning of Unlabeled Term Trees with Contractible Variables from Positive Data Proc. 13th International Conference on Inductive Logic Programming (ILP 2003),pp.347-364 (Co-authored) 2003/09/29
Papers
Extraction of Tag Tree Patterns with Contractible Variables from Irregular Semistructured Data Proc. 7th Pacific-Asia Conference on Advances in Knowledge Discovery and Data Mining (PAKDD 2003) 2637,pp.430-436 (Co-authored) 2003/04/30
Papers
Finding Frequent Subgraphs from Graph Structured Data with Geometric Information and Its Application to Lossless Compression Proc. 7th Pacific-Asia Conference on Advances in Knowledge Discovery and Data Mining (PAKDD 2003),pp.582-594 (Co-authored) 2003/04/30
Papers
Learning of Finite Unions of Tree Patterns with Internal Structured Variables from Queries Proc. 15th Australian Joint Conference on Artificial Intelligence 2557,pp.523-534 (Co-authored) 2002/12/02
Papers
Ordered Term Tree Languages Which Are Polynomial Time Inductively Inferable from Positive Data Proc. 13th International Conference on Algorithmic Learning Theory,pp.188-202 (Co-authored) 2002/11/24
Papers
A Polynomial Time Matching Algorithm of Structured Ordered Tree Patterns for Data Mining from Semistructured Data Proc. 12th International Conference on Inductive Logic Programming (ILP 2002) 2583,pp.270-284 (Co-authored) 2002/07/09
Papers
Polynomial Time Inductive Inference of Ordered tree Patterns with Internal Structured Variables from Positive Data Proc. 15th Annual Conference on Computational Learning Theory,pp.169-184 (Co-authored) 2002/07/08
Papers
Discovery of Frequent Tag Tree Patterns in Semistructured Web Documents Proc. 6th Pacific-Asia Conference on Advances in Knowledge Discovery and Data Minng,pp.341-355 (Co-authored) 2002/04/08
Papers
Discovery of Tree Structured Patterns from Semistructured Text Documents Workshop on Text Mining,pp.5-14 (Co-authored) 2002/04/08
Papers
Extracting Characteristic Structures among Words in Semistructured Documents Proc. 6th Pacific-Asia Conference on Advances in Knowledge Discovery and Data Mining.(Lecture Notes in Artificial Intelligence 2336),pp.356-367 (Co-authored) 2002/04/08
Papers
Polynomial Time Algorithms for Finding Unordered Tree Patterns with Internal Variables Proc. 13th International Symposium on Fundamentals of Computation Theory (Lecture Notes in Computer Science 2138) 2138,pp.335-346 (Co-authored) 2001/08/22
Papers
Discovery of Frequent Tree Structured Patterns in Semistructured Web Documents Proc. 5th Pacific-Asia Conference on Advances in Knowledge Discovery and Data Mining,pp.47-52 (Co-authored) 2001/04/16
Papers
A New Framework for Discovering Knowledge from Two-Dimensional Structured Data Using Layout Formal Graph System Proc. 11th International Conference on Algorithmic Learning Theory (ALT 2000) 1968,pp.141-155 (Co-authored) 2000/12/11
Papers
Polynomial Time Matching Algorithms for Tree-Like Structured Patterns in knowledge Discovery Proc. 4th Pacific-Asia Conference on Knowledge Discovery and Data Mining (PAKDD 2000) 1805,pp.5-16 (Co-authored) 2000/04/18
Papers
PDB-DO:Database of Disorder The Tenth Workshop on Genome Informatics(GIW'99),pp.284-285 (Co-authored) 1999/12/14
Papers
Designing Views in HypothesisCreator: System for Assisting in Discovery Proc. 2nd International Conference on Discovery Science (DS'99),pp.115-127 (Co-authored) 1999/12
Papers
Discovering New Knowledge from Graph Data Using Inductive Logic Programming Proc. 9th International Workshop on Inductive Logic Programming,pp.222-233 (Co-authored) 1999/06/24
Papers
Inductive Inference of Regular Term Tree Languages and Its Application to Knowledge Discovery Proc. 9th European-Japanese Conference on Information Modelling and Knowledge Bases, INFORMATION MODELLING AND KNOWLEDGE BASES XI,pp.85-102 (Co-authored) 1999/05/24
Papers
KD-FGS: A Knowledge Discovery System from Graph Data Using Formal Graph System Proc. Third Pacific-Asia Conference on Methodologies for Knowledge Discovery and Data Mining (PAKDD-99),pp.438-442 (Co-authored) 1999/04/26
Papers
Genomic Hypothesis Creator: A Multi-Strategic View Creator for Sequences Proc. 9th Workshop on Genome Informatics(Genome Informatics 1998),pp.334-335 (Co-authored) 1998/12/10
Papers
Toward Genomic Hypothesis Creator: View Designer for Discovery Proc. 1st International Conference on Discovery Science (DS'98),pp.105-116 (Co-authored) 1998/12
Papers
Hypothesis Creator for Complete Genome Proc. 8th Workshop on Genome Informatics(Genome Informatics 1997),pp.304-305 (Co-authored) 1997/12/24
Papers
BONSAI Garden: Parallel Knowledge Discovery System for Amino Acid Sequences Proc. Third International Conference on Intelligent Systems for Molecular Biology,pp.359-366 (Co-authored) 1995/07/16
Papers
Running Leanring Systems in Parallel for Machine Discovery from Sequences Genome Informatics Workshop IV,pp.74-83 (Co-authored) 1993/12/13