Hiroki ARIMURA


Packed Compact Tries: A Fast and Efficient Data Structure for Online String Processing
Takuya TAKAGI Shunsuke INENAGA Kunihiko SADAKANE Hiroki ARIMURA 
Publication:   
Publication Date: 2017/09/01
Vol. E100-A  No. 9  pp. 1785-1793
Type of Manuscript:  Special Section PAPER (Special Section on Discrete Mathematics and Its Applications)
Category: 
Keyword: 
online text indexingpacked string matchingsparse suffix treesdynamic predecessor dictionaries
 Summary | Full Text:PDF(1.2MB)

The Relevance Dependent Infinite Relational Model for Discovering Co-Cluster Structure from Relationships with Structured Noise
Iku OHAMA Hiromi IIDA Takuya KIDA Hiroki ARIMURA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2016/04/01
Vol. E99-D  No. 4  pp. 1139-1152
Type of Manuscript:  PAPER
Category: Artificial Intelligence, Data Mining
Keyword: 
relational dataco-clusteringinfinite relational modelstructured noise
 Summary | Full Text:PDF(2.9MB)

Constant Time Enumeration of Subtrees with Exactly k Nodes in a Tree
Kunihiro WASA Yusaku KANETA Takeaki UNO Hiroki ARIMURA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2014/03/01
Vol. E97-D  No. 3  pp. 421-430
Type of Manuscript:  Special Section PAPER (Special Section on Foundations of Computer Science —New Trends in Theory of Computation and Algorithm—)
Category: Graph Algorithms, Knowledge Discovery
Keyword: 
graph algorithmenumeration algorithmconstant delay enumerationmotif discoverytree mining
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A Dynamically Reconfigurable FPGA-Based Pattern Matching Hardware for Subclasses of Regular Expressions
Yusaku KANETA Shingo YOSHIZAWA Shin-ichi MINATO Hiroki ARIMURA Yoshikazu MIYANAGA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2012/07/01
Vol. E95-D  No. 7  pp. 1847-1857
Type of Manuscript:  PAPER
Category: Computer System
Keyword: 
FPGAstring matchingregular expression matchingbit-parallel algorithmevent stream processing
 Summary | Full Text:PDF(700.6KB)

Efficient Substructure Discovery from Large Semi-Structured Data
Tatsuya ASAI Kenji ABE Shinji KAWASOE Hiroshi SAKAMOTO Hiroki ARIMURA Setsuo ARIKAWA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2004/12/01
Vol. E87-D  No. 12  pp. 2754-2763
Type of Manuscript:  PAPER
Category: Data Mining
Keyword: 
Web miningsemi-structured dataassociation rule miningitemset enumeration treelabeled ordered treesdata mining algorithms
 Summary | Full Text:PDF(419.3KB)

Inductive Logic Programming: From Logic of Discovery to Machine Learning
Hiroki ARIMURA Akihiro YAMAMOTO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2000/01/25
Vol. E83-D  No. 1  pp. 10-18
Type of Manuscript:  INVITED PAPER (Special Issue on Surveys on Discovery Science)
Category: 
Keyword: 
logic of discoveryInductive Logic ProgrammingMachine Learning
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Polynomial Time Inference of Unions of Two Tree Pattern Languages
Hiroki ARIMURA Takeshi SHINOHARA Setsuko OTSUKI 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 1992/07/25
Vol. E75-D  No. 4  pp. 426-434
Type of Manuscript:  Special Section PAPER (Special Issue on Algorithmic Learning Theory)
Category: 
Keyword: 
inductive inferencelearningpattern languagepolynomial time algorithminference from positive data
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