Ole-Martin, did you mention that you did not change the URL value but the title?
simon On Mon, Oct 5, 2009 at 11:52 AM, Karl Wettin <karl.wet...@gmail.com> wrote: > Hi Ole-Martin, > > how many characters was it in the url in before and after update? > > > karl > > 5 okt 2009 kl. 10.21 skrev Ole-Martin Mørk: > > > Hi. I am trying to understand Lucene's scoring algorithm. We're >> getting some strange results. First we search for a given page by it's >> url. We get this result: >> >> 0.0014793393 = fieldWeight(url:"our super secret url" in 22), product of: >> 1.0 = tf(phraseFreq=1.0) >> 32.31666 = idf(url: www=7327 host=321 com=7327 article=2456 >> something=2 something=44 704290075=1) >> 4.5776367E-5 = fieldNorm(field=url, doc=22) >> >> When this is done, we use solrJ to read and write the document. The >> only change is the title of the document (appends the number 2) >> >> We search again and the fieldNorm is changed significantly: >> >> 9.874598 = fieldWeight(url:"our super secret url" in 0), product of: >> 1.0 = tf(phraseFreq=1.0) >> 31.598713 = idf(url: www=7328 host=322 com=7328 article=2457 >> something=3 somthing=45 704290075=2) >> 0.3125 = fieldNorm(field=url, doc=0) >> >> Why does the value of fieldNorm change so much? >> >> Looking forward to your answers. >> >> -- >> Ole-Martin Mørk >> http://twitter.com/olemartin >> http://flickr.com/olemartin >> > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org > For additional commands, e-mail: java-user-h...@lucene.apache.org > >
