Even if I get what a I want using the coord method, I would still have the same problem becuase the similarity would return a number > 1 and afterwards, the scoring mechanisms would normilize these number to something <1.0
Thank you! Vagelis Otis Gospodnetic wrote: > > Jumping in at this point and not having read other responses, I think the > function that Vangelis is looking for is coord method in Similarity - > that's for document terms/query terms overlap, I believe. > > Otis > > ----- Original Message ---- > From: Mark Miller <[EMAIL PROTECTED]> > To: java-user@lucene.apache.org > Sent: Thursday, January 18, 2007 5:36:21 PM > Subject: Re: custom similarity based on tf but greater than 1.0 > > I just did the same thing. If you search the list you'll find the thread > where Hoss gave me the info you need. It really comes down to makeing a > FakeNormsIndexReader. The problem you are having is a result of the > field size normalization. > > - mark > > Vagelis Kotsonis wrote: >> Hi all. >> I am trying to make some experiments in an algorithm that scores results >> by >> counting how many words of the query submited are in a document. >> >> For example if i enter the query >> >> A B D A >> >> The similarities I want to get for the documents follows: >> >> A A C F D (2-found A and D) >> A B D S S A (3 - found A, B and D) >> D D D (1 - only found D) >> >> I built a Similarity that actually sets everything's price as 1.0f except >> tf >> >> The tf functions returns 1.0f if freq>0 and 0.0f else. >> >> I think that this change does count what I want, but when it comes to >> show >> the score, all are normalized. So, the greater similarity is equal to >> 1.0f >> and the others are lower than 1.0f >> >> How can I "deactivate" the score normalization? >> >> Thank you! >> >> I want to >> > > --------------------------------------------------------------------- > 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] > > > -- View this message in context: http://www.nabble.com/custom-similarity-based-on-tf-but-greater-than-1.0-tf3037071.html#a8550043 Sent from the Lucene - Java Users mailing list archive at Nabble.com. --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
