Hi, I might be the only person on the list who's having a hard time following this discussion. Would one of you wise folks care to point me to a good "dummies", also known as an executive summary, resource about the theoretical background of all of this. I understand the basic premise of collecting the "words" and having pointers to documents and weights, but beyond that ...
TIA, Dror On Fri, Nov 14, 2003 at 12:52:15PM -0500, Chong, Herb wrote: > i don't know of any open source search engine that incorporates interterm > correlation. i have been looking into how to do this in Lucene and so far, it's not > been promising. the indexing engine and file format needs to be changed. there are > very few search engines that incorporate interterm correlation in any mathematically > and linguistically rigorous manner. i designed a couple, but they were all research > experiments. > > if you are familiar with the TREC automatic adhoc track? my experiments with the > TREC-5 to TREC-7 questions produced about 0.05 to 0.10 improvement in average > precision by proper use of interterm correlation. my project at the time was > cancelled after TREC-7 and so there haven't been any new developments. > > Herb.... > > -----Original Message----- > From: Andrzej Bialecki [mailto:[EMAIL PROTECTED] > Sent: Friday, November 14, 2003 12:39 PM > To: Lucene Users List > Subject: Re: Vector Space Model in Lucene? > > Herb.... > > Hmm... Are you perhaps familiar with some open system which doesn't? I'm > curious because one of my projects (already using Lucene) could benefit > from such feature. Right now I'm using a bastardized version of Markov > chains, but it's more of a hack... > > -- > Best regards, > Andrzej Bialecki > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > -- Dror Matalon Zapatec Inc 1700 MLK Way Berkeley, CA 94709 http://www.fastbuzz.com http://www.zapatec.com --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
