Joho Chishiki Gakkaishi
Online ISSN : 1881-7661
Print ISSN : 0917-1436
ISSN-L : 0917-1436
Volume 9, Issue 4
Displaying 1-7 of 7 articles from this issue
Invited Paper
  • [in Japanese]
    2000 Volume 9 Issue 4 Pages 3-11,49
    Published: February 19, 2000
    Released on J-STAGE: November 29, 2016
    JOURNAL FREE ACCESS
    First, the development of 'thesaurus' from medieval to present is briefly surveyed with special reference to Roget's thesaurus. The intention of Roget's Thesaurus is to categorize the ideas which are expressible by language and then to formulate English lexical system. It is also asserted that Roget owed his idea of thesaurus to F. Bacon, J.A. Comenius and J. Wilkins. Finally, we discuss what kind of modification Roget's Thesaurus has been receiving to meet the practical demands of the times, and thus examine several types of thesaurus in order to investigate the possiblities of further developments of thesaurus.
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  • [in Japanese], [in Japanese], [in Japanese]
    2000 Volume 9 Issue 4 Pages 12-28,49
    Published: February 19, 2000
    Released on J-STAGE: November 29, 2016
    JOURNAL FREE ACCESS
    "Bunrui Goihyo" (Word List By Semantic Principles) is one of the most widely used Japanese thesauruses compiled by The National Language Research Institute. This paper discusses its design policies as well as its real lexical descriptions both from an information processing viewpoint and from a viewpoint of terminology. Firstly, its word-classification strategy is discussed. The discussion clarifies the merits and limitations when the thesaurus is applied to information processing tasks such as information retrieval. This paper then focuses on treatment of technical terms. The extensive analysis of its lexical descriptions provides potential justification for its use as a technical-term thesaurus, although it is originally designed as a thesaurus of non-technical terms.
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Technical Report
  • Kenkichi Nagai, Ikuko Harada
    2000 Volume 9 Issue 4 Pages 29-37,49
    Published: February 19, 2000
    Released on J-STAGE: November 29, 2016
    JOURNAL FREE ACCESS
    On the JICST thesaurus, the way of vocabulary control such as representation of terms, the synonym control and setting of the hierarchical relation was described. There is the distinct feature in the semantic relations among thesauri. It is discussed that this feature is the outcome of the distinction in bibliographic detabases to which thesauri are applied. And we mentioned the large-scale electronic dictionary for searching databases which is developing in JST. The purpose of this dictionary is integrated retrieval of variously digital contents that distributed on network.
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Research Paper
  • Chinatsu Ito, Norihiko Uda, Hidehiro Ishizuka, Yuzuru Fujiwara
    2000 Volume 9 Issue 4 Pages 38-48,49
    Published: February 19, 2000
    Released on J-STAGE: November 29, 2016
    JOURNAL FREE ACCESS
    This paper describes structuralization of concepts by integration of semantic relationships. Hierarchical relationships are extracted by pattern matching according to coinage rules. Synonymous relationships are extracted by a transitive rule between English words and Japanese ones. Extracted hierarchical relationships and synonymous ones are integrated as a structure, and new connections are discovered in the conceptual structure. The method is effective in structuring concepts in the real world.
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