Well, I guess Lucene's Span query uses the Cover Density based model (proximity model). However, it is within the framework of the TF*IDF as well.
Jian On 7/4/05, Dave Kor <[EMAIL PROTECTED]> wrote: > Quoting [EMAIL PROTECTED]: > > > Hi everybody, > > > > which kind of retrieval model is lucene using? Is it a simple vector model, > > a extended boolean model or another model? A reliable source with > > information about it would be fine, cause every source i found is telling > > something different. :) > > > > Lucene uses the standard vector space model, basically TF*IDF. > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > > --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]