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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| DE, IPSJ-DBS | 2021-12-27 10:50 |
Online | (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 pp.7-12 |
| MSS, SS | 2021-01-27 15:25 |
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 pp.72-77 |
| MSS, SS | 2019-01-16 09:50 |
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 pp.73-78 |
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| SS, DC | 2017-10-19 14:15 |
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 pp.13-18 |
| SS, KBSE, IPSJ-SE [detail] | 2017-07-19 10:20 |
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 pp.1-6 |
|
| DC, SS | 2016-10-27 15:55 |
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 pp.55-60 |
| LOIS | 2016-03-03 14:40 |
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 pp.69-74 |
| MSS, SS | 2015-01-27 08:55 |
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 pp.73-78 |
|
| SS | 2014-10-23 16:15 |
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 pp.17-22 |
| PRMU | 2010-02-19 15:30 |
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 pp.141-146 |
| NLC | 2009-01-26 15:00 |
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 pp.13-18 |
|
| COMP | 2007-06-29 17:00 |
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 pp.93-99 |
| AI | 2007-05-31 15:25 |
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 pp.39-44 |
| COMP | 2006-10-17 13:40 |
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] |
COMP2006-36 pp.41-48 |
| PRMU, DE | 2005-06-17 14:50 |
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 pp.69-74 |
| DE, DC | 2004-10-19 14:00 |
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 pp.25-30 |
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