I think I got it. In the CollectionIndexer class, I have added the co-occurrence score to the index document:
doc.add(new Field("score", collocation.getScore() + "", Field.Store.YES, Field.Index.NOT_ANALYZED)); then in the CollectionSearcher, the scores can be retrieved: d.get("score") Is that correct ?? On Sun, Aug 22, 2010 at 2:47 PM, ahmed algohary <algoharya...@gmail.com>wrote: > Thanks! It is exactly what I need. But, isn't there a way to get the > matching score ? > > for example, "damaged" co-occurs with "shipment" with a probability = 0.4 > ?? > > > On Sun, Aug 22, 2010 at 5:35 AM, Ivan Provalov <iprov...@yahoo.com> wrote: > >> Ahmed, >> >> FYI, I updated the term collocations package I mentioned earlier with a >> few fixes and changes which will make it work for Lucene 3.0.2. This may >> help your task. >> >> See: >> https://issues.apache.org/jira/browse/LUCENE-474 >> >> Thanks, >> >> Ivan Provalov >> >> >> --- On Sat, 8/21/10, Otis Gospodnetic <otis_gospodne...@yahoo.com> wrote: >> >> > From: Otis Gospodnetic <otis_gospodne...@yahoo.com> >> > Subject: Re: Calculate Term Co-occurrence Matrix >> > To: java-user@lucene.apache.org >> > Date: Saturday, August 21, 2010, 8:05 AM >> > Ahmed, >> > >> > That's what that KPE (link in my previous email, below) >> > will do for you. It's >> > not open source at this time, but that is exactly one of >> > the things it does. I >> > think Mahout collocations stuff might work for you, too. >> > >> > Otis >> > ---- >> > Sematext :: http://sematext.com/ :: Solr - Lucene - Nutch >> > Lucene ecosystem search :: http://search-lucene.com/ >> > >> > >> > >> > ----- Original Message ---- >> > > From: ahmed algohary <algoharya...@gmail.com> >> > > To: java-user@lucene.apache.org >> > > Sent: Sat, August 21, 2010 7:20:03 AM >> > > Subject: Re: Calculate Term Co-occurrence Matrix >> > > >> > > Thanks for all your answers! >> > > >> > > it seems like I did not make my question clear. >> > I have a text corpus and I >> > > need to determine the pairs of words that occur >> > together in many documents. >> > > I need to do that to be able to measure the >> > semantic proximity between >> > > words. This method is expanded >> > > here<http://forums.searchenginewatch.com/showthread.php?t=48>. >> > > I hope to find some code that given a text >> > corpus, generate all the words >> > > pairs with their probability of occurring >> > together. >> > > >> > > >> > > On Sat, Aug 21, 2010 at 1:46 AM, Otis >> > Gospodnetic < >> > > otis_gospodne...@yahoo.com> >> > wrote: >> > > >> > > > There is also a non-Mahout Key Phrase Extractor >> > for Collocations, SIPs, and >> > > > a >> > > > few other things: >> > > > http://sematext.com/products/key-phrase-extractor/index.html >> > > > >> > > > One of the demos that uses news data is at >> > > > http://sematext.com/demo/kpe/index.html >> > > > >> > > > Otis >> > > > ---- >> > > > Sematext :: http://sematext.com/ :: Solr - Lucene - >> > Nutch >> > > > Lucene ecosystem search :: http://search-lucene.com/ >> > > > >> > > > >> > > > >> > > > ----- Original Message ---- >> > > > > From: Grant Ingersoll <gsing...@apache.org> >> > > > > To: java-user@lucene.apache.org >> > > > > Sent: Fri, August 20, 2010 8:52:17 AM >> > > > > Subject: Re: Calculate Term >> > Co-occurrence Matrix >> > > > > >> > > > > You might also be interested in >> > Mahout's collocations package: >> > > > >http://cwiki.apache.org/confluence/display/MAHOUT/Collocations >> > > > > >> > > > > -Grant >> > > > > On Aug 19, 2010, at 11:39 AM, >> > ahmed algohary wrote: >> > > > > >> > > > > > Hi all, >> > > > > > >> > > > > > I need to know if there is a >> > Lucene plug-in or a Lucene-based API for >> > > > > > calculating the term co-occurrence >> > matrix for a given text corpus. >> > > > > > >> > > > > > Thanks! >> > > > > > >> > > > > > -- >> > > > > > Ahmed >> > > > > >> > > > > -------------------------- >> > > > > Grant Ingersoll >> > > > > http://www.lucidimagination.com/ >> > > > > >> > > > > Search the Lucene ecosystem >> > 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 >> > > > > >> > > > > >> > > > >> > > > >> > --------------------------------------------------------------------- >> > > > 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 >> > >> > >> >> >> >> >> --------------------------------------------------------------------- >> To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org >> For additional commands, e-mail: java-user-h...@lucene.apache.org >> >> >