Improving relevance feedback-based query expansion by the use of a weighted word pairs approach


In this article, the use of a new term extraction method for query expansion (QE) in text retrieval is investigated. The new method expands the initial query with a structured representation made of weighted word pairs (WWP) extracted from a set of training documents (relevance feedback). Standard text retrieval systems can handle a WWP structure through… (More)
DOI: 10.1002/asi.23331


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