The saurus construction using corpus of science and technology and its application to document retrieval
| Project/Area Number |
20500127
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| Research Category |
Grant-in-Aid for Scientific Research (C)
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| Allocation Type | Single-year Grants |
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| Section | 一般 |
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| Research Field |
Intelligent informatics
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| Research Institution | University of Yamanashi |
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Principal Investigator |
SUZUKI Yoshimi University of Yamanashi, 大学院・医学工学総合研究部, 准教授 (20206551)
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| Project Period (FY) |
2008 – 2010
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| Project Status |
Completed (Fiscal Year 2010)
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| Budget Amount *help |
¥4,420,000 (Direct Cost: ¥3,400,000、Indirect Cost: ¥1,020,000)
Fiscal Year 2010: ¥910,000 (Direct Cost: ¥700,000、Indirect Cost: ¥210,000)
Fiscal Year 2009: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2008: ¥1,950,000 (Direct Cost: ¥1,500,000、Indirect Cost: ¥450,000)
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| Keywords | 自然言語処理 / 情報検索 / シソーラス / 類義語 / 関連文書抽出 / 特許公報文 / コーパス / 上位 / 下位概念 / 同属語 / 単語間類似度 / 固有名詞 / 上位概念 / 新聞記事 |
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| Research Abstract |
We studied thesaurus expansion using patent documents and document retrieval using the expanded thesaurus. In particular, using patent documents we investigated the following 4 subtasks : (1) extraction of similar word pairs, (2) classification of the extracted similar word pairs, (3) thesaurus expansion using the extracted similar word pairs, and (4) document retrieval using the expanded thesaurus.
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Report
(4 results)
Research Products
(22 results)
