Title:
DATA CONVERSION DEVICE AND METHOD, DATABASE MANAGING DEVICE AND METHOD, AND DATABASE SEARCH SYSTEM AND METHOD
Document Type and Number:
WIPO Patent Application WO/2008/007683
Kind Code:
A1
Abstract:
A management server (30) which manages a database of documents of a predetermined
language includes: document data (60); a syntax analysis unit (32) executing
a syntactic analysis of a document by using the syntactic information and word
information on the language; an index creating unit (34) which gives a predetermined
tag describing a corresponding attribute to a sentence and words and phrases
contained in the sentence according to a result of syntactic analysis, correlates
a tag given to a word serving as a predicate of the sentence to a tag given to the phase
serving as a term of the predicate according to the attribute, and outputs an index
indicating a description position and hierarchical depth of each of tags, words,
and tag attributes; and an index holding unit (35) which holds the outputted index
for each of the document data (60).
Inventors:
TSUJII, Junichi (3-1 Hongo 7-chome, Bunkyo-k, Tokyo 54, 1138654, JP)
辻井 潤一 (〒54 東京都文京区本郷七丁目３番１号 国立大学法人東京大学内 Tokyo, 1138654, JP)
辻井 潤一 (〒54 東京都文京区本郷七丁目３番１号 国立大学法人東京大学内 Tokyo, 1138654, JP)
Application Number:
JP2007/063783
Publication Date:
January 17, 2008
Filing Date:
July 11, 2007
Export Citation:
Assignee:
THE UNIVERSITY OF TOKYO (3-1 Hongo 7-chome, Bunkyo-ku Tokyo, 54, 1138654, JP)
国立大学法人東京大学 (〒54 東京都文京区本郷七丁目３番１号 Tokyo, 1138654, JP)
TSUJII, Junichi (3-1 Hongo 7-chome, Bunkyo-k, Tokyo 54, 1138654, JP)
国立大学法人東京大学 (〒54 東京都文京区本郷七丁目３番１号 Tokyo, 1138654, JP)
TSUJII, Junichi (3-1 Hongo 7-chome, Bunkyo-k, Tokyo 54, 1138654, JP)
International Classes:
G06F17/30; G06F17/21; G06F17/27; G06F17/28; G06F17/30; G06F17/21; G06F17/27; G06F17/28
Attorney, Agent or Firm:
ITEC INTERNATIONAL PATENT FIRM (Uchisaiwaicho Dai Bldg, 3-3 Uchisaiwai-cho 1-chome, Chiyoda-k, Tokyo 11, 1000011, JP)
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