Query Reformulation using Query History for Passage Retrieval in Conversational Search

5 May 2020Sheng-Chieh LinJheng-Hong YangRodrigo NogueiraMing-Feng TsaiChuan-Ju WangJimmy Lin

Passage retrieval in a conversational context is essential for many downstream applications; it is however extremely challenging due to limited data resources. To address this problem, we present an effective multi-stage pipeline for passage ranking in conversational search that integrates a widely-used IR system with a conversational query reformulation module... (read more)

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