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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 18 of 18  /   
Committee Date Time Place Paper Title / Authors Abstract Paper #
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
SS, DC 2017-10-19
13:45
Kochi Kochi City Culture-plaza CUL-PORT A Direct Update Method for Compressed Data with Top Tree
Suguru Nishimura, Kenji Hashimoto, Hiroyuki Seki (Nagoya Univ.) SS2017-22 DC2017-21
This paper proposes a direct update method for a data compressed with top tree. For a given compressed data (top DAG) an... [more] SS2017-22 DC2017-21
pp.7-12
MSS, SS 2017-01-27
14:10
Kyoto Kyoto Institute of Technology A Translation from a Fragment of XPath to Deterministic Selecting Tree Automata with Lookahead Using Schemas
Masaya Kawamoto, Kenji Hashimoto, Seki Hiroyuki (Nagoya Univ.) MSS2016-75 SS2016-54
XPath is known as a query language for XML documents.
Translating an XPath formula to a deterministic tree automaton ma... [more]
MSS2016-75 SS2016-54
pp.107-112
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
KBSE, SS, IPSJ-SE [detail] 2016-07-14
12:40
Hokkaido   A Method of Tree Compression with Top Trees and Direct Query Evaluation
Suguru Nishimura, Kenji Hashimoto, Hiroyuki Seki (Nagoya Univ.) SS2016-10 KBSE2016-16
Tree compression methods that utilize the structural information have the advantage that a compressed document can be di... [more] SS2016-10 KBSE2016-16
pp.93-98
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
SS 2011-03-07
14:45
Okinawa Okinawa-ken Seinen Kaikan Tree Automata with Constraints and their Closure-Properties
Katsuhisa Kurahashi, Masahiko Sakai, Naoki Nishida, Futoshi Nomura, Toshiki Sakabe, Keiichirou Kusakari (Nagoya Univ.) SS2010-63
Tree automata are useful in analyzing properties of term rewriting systems since the class of recognizable tree language... [more] SS2010-63
pp.61-66
COMP 2009-09-14
11:15
Tottori Tottori University of Environmental Studies Recognition of a Spanning Tree of DAGs by Tree Automata
Akio Fujiyoshi (Ibaraki Univ.) COMP2009-26
In this article, we define that a DAG is accepted by a tree automaton if the DAG has a spanning tree accepted by the tre... [more] COMP2009-26
pp.9-12
SS 2008-12-19
11:15
Kochi Kochi Univiersity of Technology XML Processing Techniqes Based on Tree Automata
Yoshiaki Takata (Kochi Univ. of Tech.), Hiroyuki Seki (Nara Inst. of Scei and Tech.) SS2008-46
Tree automata, which are finite automata over trees, have been investigated in various research areas for a long time. ... [more] SS2008-46
pp.43-50
SS 2007-08-02
13:30
Hokkaido Hokkaido Univ. Recognizable Approximation of Descendant Sets for Left-Linear Oriented Conditional Term Rewriting Systems
Toshiki Murata, Naoki Nishida, Masahiko Sakai, Toshiki Sakabe, Keiichirou Kusakari (Nagoya Univ.) SS2007-16
The reachability problem for term rewriting systems (TRSs) is to decide whether one of two given terms is reachable to t... [more] SS2007-16
pp.1-6
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
WBS, IT, ISEC 2006-03-16
09:20
Aichi Nagoya Univ. Data Compression Using Source Model Based on Antidictionary Tree
Takahiro Ota (Pit-Nagano), Hiroyoshi Morita (UEC)
Data compression method using source model based on the automaton used antidictionary coding is proposed. However, the a... [more] IT2005-87 ISEC2005-144 WBS2005-101
pp.135-140
SS 2005-06-24
09:00
Nagano Shinshu Univ. Ohta-Kokusai-Kinenkan A Static Analysis using Tree Automata for XML Access Control
Isao Yagi, Yoshiaki Takata, Hiroyuki Seki (NAIST)
Recently, an access control for XML database is one of the key issues in
database security. Given an access control po... [more]
SS2005-18
pp.1-6
COMP 2005-03-18
09:50
Tokyo Tokyo Institute of Technology Equality between Recognizable Expression and Finite Tree Automaton
Fumihiko Yamaguchi, Katsunori Yamasaki (Tokyo Univ. of Sci.)
Tree structured data processing is actively desired because of recent spread of XML and so on.
Recognizable Expression... [more]
COMP2004-75
pp.17-22
COMP 2004-12-10
10:30
Chiba Toho University A String Expression for Recognizable Set
Fumihiko Yamaguchi, Katsunori Yamasaki (Tokyo Univ. of Sci.)
Tree is a widely used data structure. Moreover, data processing in tree structure is actively desired because of recent ... [more] COMP2004-52
pp.1-6
SS 2004-08-02
13:00
Hokkaido Future University Hakodate N/A
Hideto Kasuya (Aichi Prefectural Univ.), Masahiko Sakai, Kiyoshi Agusa (Nagoya Univ.)
Needed redexes whose reduction yield is a normalizing strategy are not decidable in higher-order rewrite systems as well... [more] SS2004-6
pp.1-6
 Results 1 - 18 of 18  /   
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