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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 16 of 16  /   
Committee Date Time Place Paper Title / Authors Abstract Paper #
DE, IPSJ-DBS 2021-12-27
(Primary: Online, Secondary: On-site)
Tree decomposition compression using tree grammar and query processing based on answer set programming
Kazuyuki Kojima, Hiroyuki Seki (Nagoya Univ.) DE2021-16
Tree decomposition of a graph is an effective approach to solving problems for large graphs while the decomposition itse... [more] DE2021-16
MSS, SS 2021-01-27
Online Online Pumping Lemmas for Languages Expressed by Computational Models with Registers
Rindo Nakanishi, Ryoma Senda (Nagoya Univ.), Yoshiaki Takata (KUT), Hiroyuki Seki (Nagoya Univ.) MSS2020-41 SS2020-26
Register automaton (RA), register context-free grammar (RCFG), and register tree automaton (RTA) are computational model... [more] MSS2020-41 SS2020-26
MSS, SS 2019-01-16
Okinawa   Extending Narrowing Trees to Basic Narrowing in Term Rewriting
Yuya Maeda, Naoki Nishida, Masahiko Sakai, Tomoya Kobayashi (Nagoya Univ.) MSS2018-68 SS2018-39
Narrowing computation of a term rewriting system is an extension of rewriting by replacing matching with unification, wh... [more] MSS2018-68 SS2018-39
SS, DC 2017-10-19
Kochi Kochi City Culture-plaza CUL-PORT A Transformation Method of XQuery Expressions for Evaluation on Compressed XML Documents
Jukiya Ogura, Yasunori Ishihara, Toru Fujiwara (Osaka Univ.) SS2017-23 DC2017-22
While XML documents can easily express data structure, there is a disadvantage that the document size becomes large. For... [more] SS2017-23 DC2017-22
SS, KBSE, IPSJ-SE [detail] 2017-07-19
Hokkaido   Graph compression by tree grammars and direct evaluation of a node selection query on a compressed graph
Takeshi Takeda, Kenji Hashimoto, Hiroyuki Seki (Nagoya Univ.) SS2017-1 KBSE2017-1
Graphs expressing relationships between real-world data tend to be extremely large, and researches on graph compression ... [more] SS2017-1 KBSE2017-1
DC, SS 2016-10-27
Shiga Hikone Kinro-Fukushi Kaikan Bldg. A Direct Update Method for XML Documents Including Data Values Compressed by Tree Grammars
Ryunosuke Takayama, Kenji Hashimoto, Seki Hiroyuki (Nagoya Univ.) SS2016-27 DC2016-29
A tree grammar based compression is known as one of the compression methods for XML documents. Also, methods for updatin... [more] SS2016-27 DC2016-29
LOIS 2016-03-03
Okinawa Central Community Center, Miyakojima-City An Extension of Update Method without Decompression for Compressed Structured Documents and Its Experimental Evaluation
Takeshi Goto, Ryunosuke Takayama, Kenji Hashimoto, Hiroyuki Seki (Nagoya Univ.) LOIS2015-75
XML is a {it de facto} standard for data storage and exchange, and various compression methods for XML documents have be... [more] LOIS2015-75
MSS, SS 2015-01-27
Tottori   Direct Update of XML Documents Compressed by Tree Grammars
Takeshi Goto (Nagoya Univ.), Takahiro Onoue (NAIST), Kenji Hashimoto, Hiroyuki Seki (Nagoya Univ.) MSS2014-81 SS2014-45
XML is a de facto standard for data storage and exchange, and various compression methods for XML documents have been pr... [more] MSS2014-81 SS2014-45
SS 2014-10-23
Kochi Kochi city culture-plaza cul-port Query Evaluation and Update on XML Documents Compressed by Tree Grammars
Takahiro Onoue (NAIST), Kenji Hashimoto, Hiroyuki Seki (Nagoya Univ), Minoru Ito (NAIST) SS2014-28
XML documents often contain same repetitive substructures and various compression methods have been proposed. This paper... [more] SS2014-28
PRMU 2010-02-19
Tokyo Tokyo Univ. of Agriculture and Technology Development of a Path Search Method in Candiate Character Network Using Recursicve Transition Network.
Toshikazu Takahashi, Takeshi Nagasaki, Masashi Koga (Hitachi) PRMU2009-231
We have developed a novel linguistical matching method (called "3.5 generation RTN matching") operated on context free g... [more] PRMU2009-231
NLC 2009-01-26
Okayama   Automatic Construction of Augmented CFG from the Corpus with Dependency Structures
Hozumi Tanaka, Ryosuke Nakanishi (Chukyo Univ.) NLC2008-73
There are two technologies of the natural language processing. One is called a rule-based method and the other one, a co... [more] NLC2008-73
COMP 2007-06-29
Hokkaido Hokkaido University Linear-Time Recognition of Tree Structures by Deterministic Linear Pushdown Tree Automata
Akio Fujiyoshi (Ibaraki Univ.) COMP2007-30
In this paper, we introduce a deterministic linear pushdown tree automaton (deterministic L-PDTA) and some variations. I... [more] COMP2007-30
AI 2007-05-31
Tokyo Kikai-Shinko-Kaikan Bldg. Finding Common and Freqent Tree Pattern From Semi-Structured Texts Compressed by a Tree Grammar Compression Method
Seiji Murakami, Koichiro Doi, Akihiro Yamamoto (Kyoto Univ.) AI2007-8
In this study, we present an algorithm that solves the problem of finding common tree patterns from semi-structured text... [more] AI2007-8
COMP 2006-10-17
Miyagi Tohoku University On the Generative Power of Multiple Context-Free Grammars and Macro Grammars
Hiroyuki Seki, Yuki Kato (NAIST)
Several grammars of which generative power is between context-free grammar and context-sensitive grammar were proposed.
... [more]
PRMU, DE 2005-06-17
Hokkaido Hokkaido Univ. Finding an Optimum Edit Script between an XML Document and a Regular Tree Grammar
Nobutaka Suzuki (Univ. of Tsukuba)
So far many algorithms for finding an optimum edit script between two XML documents have been proposed, but few studies ... [more] DE2005-25 PRMU2005-46
DE, DC 2004-10-19
Tokyo Tokyo Institute of Technology Schema update operations preserving the expressive power in XML databases
Kenji Hashimoto, Yasunori Ishihara, Toru Fujiwara (Osaka Univ.)
This paper proposes schema update operations preserving the expressive power in XML databases. In this paper, the inform... [more] DE2004-118 DC2004-33
 Results 1 - 16 of 16  /   
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