Simple BM25 extension to multiple weighted fields Export

@misc{citeulike:2622724, 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 approach can lead to poor performance by breaking the carefully constructed non-linear saturation of term frequency in the BM25 function. We propose a much more...}, author = {Robertson, S. and Zaragoza, H. and Taylor, M.}, citeulike-article-id = {2622724}, citeulike-linkout-0 = {http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.9.5255}, posted-at = {2009-03-09 23:18:52}, priority = {2}, title = {Simple BM25 extension to multiple weighted fields}, url = {http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.9.5255}, year = {2004} }

TY - GEN ID - citeulike:2622724 L3 - citeulike-article-id:2622724 N2 - 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 approach can lead to poor performance by breaking the carefully constructed non-linear saturation of term frequency in the BM25 function. We propose a much more... TI - Simple BM25 extension to multiple weighted fields AU - Robertson, S AU - Zaragoza, H AU - Taylor, M PY - 2004/// UR - http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.9.5255 ER -