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Simple BM25 extension to multiple weighted fields

CIKM, pp.42-49, (2004)

Cited by: 681|Views151
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Abstract

This paper describes a simple way of adapting the BM25 ranking formula to deal with structured documents. In the past it has been common to compute scores for the individual fields (e.g. title and body) independently and then combine these scores (typically linearly) to arrive at a final score for the document. We highlight how this appro...More

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