No, As I wrote above For finlin, 6621468 * 6, 5265266 * 12 (I use payload for this) and TTD - 6621468 * 3 (I use payload for this) I search for 6621468 * 3 and it and finlin gets a higher score
2009/5/13 Grant Ingersoll <gsing...@apache.org> > > On May 13, 2009, at 3:04 AM, liat oren wrote: > > Thanks a lot, Grant. Yes, this is the case, it is longer than TTD. >> Can you also explain me Why in finlin, we have the doc 35433 and in TTD, >> its >> 20? >> Are these the number of dcuments that contain any of the elements exist in >> eaxh word. >> > > My understanding is that 35,433 is the combination of the length of the > document (the one you are "explaining") plus any boosts that you applied and > would also factor in any custom similarity. > > So, how many tokens are in each of those documents? > > > >> So if word TTD contains only 6621468, then 20 is the number of documents >> (words) that contain 6621468? >> I don't think this is the case as I checked and the index doesn;t have >> 35433 >> documents that contain 6621468 or 5265266 >> >> >> 2009/5/11 Grant Ingersoll <gsing...@apache.org> >> >> >>> On May 10, 2009, at 5:59 AM, liat oren wrote: >>> >>> >>>> The output is the following: >>>> *finlin, score: 19.366615* >>>> 19.366615 = (MATCH) fieldWeight(worlds:6621468^3.0 in 35433), product >>>> of: >>>> 4.2426405 = (MATCH) btq, product of: >>>> 0.70710677 = tf(phraseFreq=0.5) >>>> 6.0 = scorePayload(...) >>>> 7.3036084 = idf(worlds: 6621468=110) >>>> 0.625 = fieldNorm(field=worlds, doc=35433) >>>> >>>> *TTD, score: 15.493294* >>>> 15.493293 = (MATCH) fieldWeight(worlds:6621468^3.0 in 20), product of: >>>> 2.1213202 = (MATCH) btq, product of: >>>> 0.70710677 = tf(phraseFreq=0.5) >>>> 3.0 = scorePayload(...) >>>> 7.3036084 = idf(worlds: 6621468=110) >>>> 1.0 = fieldNorm(field=worlds, doc=20) >>>> >>>> Can anyone explain me the highlighted parts of the score? >>>> I read all the explanations in the api and read a lot of threads about >>>> the >>>> scoring, but didn't really understand these factors. >>>> Why in finlin, we have the doc 35433 and in TTD, its 20? >>>> >>>> >>>> >>> >>> http://lucene.apache.org/java/2_4_1/api/org/apache/lucene/search/Similarity.html >>> >>> fieldNorm = norm (not sure why the docs aren't consistent) The norm >>> takes >>> into account document length and boosts ( >>> >>> http://lucene.apache.org/java/2_4_1/api/org/apache/lucene/search/Similarity.html#formula_norm >>> ) >>> >>> The gist of what you are seeing , I believe, is that finlin is a lot >>> longer >>> than TTD. Is that the case? >>> >>> >>> -------------------------- >>> Grant Ingersoll >>> http://www.lucidimagination.com/ >>> >>> Search the Lucene ecosystem (Lucene/Solr/Nutch/Mahout/Tika/Droids) using >>> Solr/Lucene: >>> http://www.lucidimagination.com/search >>> >>> >>> --------------------------------------------------------------------- >>> To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org >>> For additional commands, e-mail: java-user-h...@lucene.apache.org >>> >>> >>> > -------------------------- > Grant Ingersoll > http://www.lucidimagination.com/ > > Search the Lucene ecosystem (Lucene/Solr/Nutch/Mahout/Tika/Droids) using > Solr/Lucene: > http://www.lucidimagination.com/search > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org > For additional commands, e-mail: java-user-h...@lucene.apache.org > >
