The boost is stored in the index using a single byte, ie, heavily quantized... that may explain what you are seeing?
If you make the boosts wildly different do you then see a score difference? Mike On Fri, Dec 18, 2009 at 12:40 PM, prabin meitei <prabin.mei...@gmail.com> wrote: > Hi, > I have an index in which documents are inserted with different boost > during indexing. > eg. > doc1 has boost 5.64 > doc2 has boost 5.25 > doc3 has boost 5.10 > doc4 has boost 4.8 > doc5 has boost 4.4 > doc6 has boost 4.0 > and so on... some documents even having boost only 1.0 > > when i search the index for a term which occur only once in these documents > i expected that the final scores of the search hit will differ according to > the document boost set during indexing. > But surprisingly i found that doc1, doc2 and doc3 have same score (even the > raw score) and doc4 and doc5 have same score. > > I even tried changing index time boost to 564, 525, 510 .. and so on for > doc1, doc2 doc3 and so on... but it still returned same result. > > Can anyone explain what is happening? why the scores are same even when the > index time boost was different. Is there any other way to implement my > expected result. > any help will be highly appreciated. > > Prabin > --------------------------------------------------------------------- To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org For additional commands, e-mail: java-user-h...@lucene.apache.org
