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IEICE Trans

Hiroshi SAKAMOTO

Approximate Frequent Pattern Discovery in Compressed Space
Shouhei FUKUNAGA Yoshimasa TAKABATAKE Tomohiro I Hiroshi SAKAMOTO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2018/03/01
Vol. E101-D  No. 3  pp. 593-601
Type of Manuscript:  Special Section PAPER (Special Section on Foundations of Computer Science — Frontiers of Theoretical Computer Science —)
Category: 
Keyword: 
grammar compression, online algorithm, approximate frequent pattern discovery, 
 Summary | Full Text:PDF
Scalable Detection of Frequent Substrings by Grammar-Based Compression
Masaya NAKAHARA Shirou MARUYAMA Tetsuji KUBOYAMA Hiroshi SAKAMOTO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2013/03/01
Vol. E96-D  No. 3  pp. 457-464
Type of Manuscript:  Special Section PAPER (Special Section on Foundations of Computer Science — New Trends in Algorithms and Theory of Computation —)
Category: 
Keyword: 
pattern discovery, grammar-based compression, edit-sensitive parsing, 
 Summary | Full Text:PDF
Context-Sensitive Grammar Transform: Compression and Pattern Matching
Shirou MARUYAMA Youhei TANAKA Hiroshi SAKAMOTO Masayuki TAKEDA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2010/02/01
Vol. E93-D  No. 2  pp. 219-226
Type of Manuscript:  Special Section PAPER (Special Section on Foundations of Computer Science)
Category: 
Keyword: 
compressed pattern matching, grammar-based compression, KMP automaton, 
 Summary | Full Text:PDF
A Space-Saving Approximation Algorithm for Grammar-Based Compression
Hiroshi SAKAMOTO Shirou MARUYAMA Takuya KIDA Shinichi SHIMOZONO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2009/02/01
Vol. E92-D  No. 2  pp. 158-165
Type of Manuscript:  Special Section PAPER (Special Section on Foundations of Computer Science)
Category: 
Keyword: 
grammar-based compression, approximation algorithm, minimum CFG problem, 
 Summary | Full Text:PDF
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 mining, semi-structured data, association rule mining, itemset enumeration tree, labeled ordered trees, data mining algorithms, 
 Summary | Full Text:PDF
Dead Time Analysis of Inductor Commutation DC-to-DC Converter Controlled by a Small Saturable Core
Kazurou HARADA Hiroshi SAKAMOTO Koosuke HARADA 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1990/09/25
Vol. E73-E  No. 9  pp. 1442-1448
Type of Manuscript:  Special Section PAPER (Special Issue on Switched-Mode Power Supplies for Electronics)
Category: 
Keyword: 
 Summary | Full Text:PDF