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Web Based Pattern Mining and Matching Approach to Question Answering

TREC, (2002)

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We describe herein a Web based pattern mining and matching approach to question answering. For each type of questions, a lot of textual patterns can be learned from the Web automatically, using the TREC QA track data as training examples. These textual patterns are assessed by the concepts of support and confidence, which are borrowed fro...更多

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