There is good book http://nlp.stanford.edu/IR-book/
See chapter http://nlp.stanford.edu/IR-book/html/htmledition/okapi-bm25-a-non-binary-model-1.html
15.11.2012 06:16, Floyd Wu wrote:
Hi there, Does anybody can kindly tell me how to setup solr to use BM25? By the way, are there any experiment or research shows BM25 and classical VSM model comparison in recall/precision rate? Thanks in advanced.
