RE: relevance vs. score

2009-03-04 Thread spring
> It's the similarity scoring formula. EG see here: > >http://lucene.apache.org/java/2_4_0/scoring.html > > and here: > > > http://lucene.apache.org/java/2_4_0/api/core/org/apache/lucene > /search/Similarity.html OK; thank you -

Re: relevance vs. score

2009-03-04 Thread Michael McCandless
It's the similarity scoring formula. EG see here: http://lucene.apache.org/java/2_4_0/scoring.html and here: http://lucene.apache.org/java/2_4_0/api/core/org/apache/lucene/search/Similarity.html Mike wrote: I think for "ordinary" Lucene queries, "score" and "relevance" mean the same

RE: relevance vs. score

2009-03-04 Thread spring
> I think for "ordinary" Lucene queries, "score" and "relevance" mean > the same thing. > > But if you do eg function queries, or you "mixin" recency into your > scoring, etc., then "score" could be anything you computed, a value > from a field, etc. Hm, how is relevance then defined? ---

Re: relevance vs. score

2009-03-04 Thread Michael McCandless
I think for "ordinary" Lucene queries, "score" and "relevance" mean the same thing. But if you do eg function queries, or you "mixin" recency into your scoring, etc., then "score" could be anything you computed, a value from a field, etc. Mike wrote: Hi, When I say: sorted by relev