Its about building a custom similarity class that scores using your normalization factors etc. This might help in that case, http://www.gossamer-threads.com/lists/lucene/java-user/69553 -- Anshum Gupta Naukri Labs! http://ai-cafe.blogspot.com
The facts expressed here belong to everybody, the opinions to me. The distinction is yours to draw............ On Wed, Jan 21, 2009 at 5:11 PM, M Seetha Ramaiah <ms...@iitk.ac.in> wrote: > Hi Anshum, > > Even that document says that higher frequency implied higher score. My > doubt is if the score is based only on the frequency, won't it be > inappropriate for Internet based search? For example, if Google did the same > thing, when I search for "Microsoft", there is a chance that Google may give > some false page as the first one if the frequency of the word "Microsoft" in > that page is more than that in www.microsoft.com > > That being the case, how can we extend it to be appropriate for such > searches (whose result score should not depend merely on the frequency)? > > - Ram > > > Anshum wrote: > >> Hi msr, >> >> Perhaps this could be useful for you. Lucene implements a modified vector >> space model in short. >> >> http://jayant7k.blogspot.com/2006/07/document-scoringcalculating-relevance_08.html >> >> -- >> Anshum Gupta >> Naukri Labs! >> http://ai-cafe.blogspot.com >> >> The facts expressed here belong to everybody, the opinions to me. The >> distinction is yours to draw............ >> >> >> On Wed, Jan 21, 2009 at 4:45 PM, MSR <ms...@iitk.ac.in> wrote: >> >> >> >>> Hi, >>> >>> Does Lucene take into consideration anything other than the frequency of >>> the query words in a document? If it does, what are the other >>> considerations? >>> If it is purely based on word frequency, is it appropriate for Internet >>> based search (where we need to consider reference count also)? >>> >>> Thank you, >>> Ram >>> >>> --------------------------------------------------------------------- >>> To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org >>> For additional commands, e-mail: java-user-h...@lucene.apache.org >>> >>> >>> >>> >> >> >> > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org > For additional commands, e-mail: java-user-h...@lucene.apache.org > >
