Query Expansion Using Domain Features

カテゴリ: 部門大会

論文No: GS16-1

グループ名: 【C】平成21年電気学会電子・情報・システム部門大会講演論文集

発行日: 2009/09/03

タイトル(英語): Query Expansion Using Domain Features

著者名: Ling Xia(徳島大学),Fuji Ren(徳島大学)

著者名(英語): Xia Ling(Tokushima University),Ren Fuji(Tokushima University)

キーワード: question answering (QA) system|information retrieval (IR)|query expansion|domain knowledge

要約(日本語): In this work, we propose an approach for query expansion of cooking question answering (QA). General information retrieval (IR) request high recall, but IR for QA emphasis on high relevant. First, the key words are extracted based on the question preprocessing , then the queries are expanded by means of domain attributes. We used google search engine to do passage retieval and obtained good retrieval result in cooking domain by expansion query.

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