A novel model for query expansion using pseudo-relevant web knowledge

27 Aug 2019Hiteshwar Kumar AzadAkshay Deepak

In the field of information retrieval, query expansion (QE) has long been used as a technique to deal with the fundamental issue of word mismatch between a user's query and the target information. In the context of the relationship between the query and expanded terms, existing weighting techniques often fail to appropriately capture the term-term relationship and term to the whole query relationship, resulting in low retrieval effectiveness... (read more)

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