Chantal, The short answer is that you can't compare relevancy scores across requests. I think this may be in a FAQ. Check this: http://search-lucene.com/?q=score+compare+absolute+relative&fc_project=Lucene&fc_project=Solr
Otis ---- Sematext :: http://sematext.com/ :: Solr - Lucene - Nutch Lucene ecosystem search :: http://search-lucene.com/ ----- Original Message ---- > From: Chantal Ackermann <chantal.ackerm...@btelligent.de> > To: "solr-user@lucene.apache.org" <solr-user@lucene.apache.org> > Sent: Thu, June 24, 2010 10:17:57 AM > Subject: MoreLikeThis (mlt) : use the match's maxScore for result score > normalization > > Hi there, consider the following response extract for a MoreLikeThis > request: <result name="match" numFound="1" start="0" > maxScore="13.4579935"> <result name="response" numFound="103708" > start="0" maxScore="4.1711807"> The first result element is the > document that was input and for which to return "more like this" > results. The second result element contains the results returned by the > handler. As they both come with a different maxScore I was wondering > whether I could safely use the match's maxScore to normalize the scores of > the "more like this" documents. Would that allow to reflect to the > user the quality/relevancy of the hits for different MoreLikeThis requests > (and only those)? (What does the match's maxScore > mean?) Thanks! Chantal