That would be nice. Contributions are always welcome. Otis
--- Chris Sibert <[EMAIL PROTECTED]> wrote: > Thanks for all the replies. I feel reassured with using Lucene. If I > end up > doing anything with the application that I'm writing, I would like to > look > at contributing some documentation of Lucene's features, and what it > has to > offer. > > ----- Original Message ----- > From: "Leo Galambos" <[EMAIL PROTECTED]> > To: "Lucene Users List" <[EMAIL PROTECTED]> > Sent: Thursday, September 11, 2003 4:57 PM > Subject: Re: Lucene features > > > > Doug Cutting wrote: > > > > > > > > I have some extensions to Lucene that I've not yet commited which > make > > > it possible to easily define synthetic IndexReaders (not > currently > > > supported). So you could do things that way, once I check these > in. > > > But is this really better than just ANDing the clauses together? > It > > > would take some big experiments to know, but my guess is that it > > > doesn't make much difference to compute a "local" IDF for such > things. > > > > > > In this case, I think that the operator would be evaluated as "an > > implication" and not "AND" (=1-(((1-q1)^p+(1-q2)^p )/2 )^(1/p)). > > Obviously, you have to use an filter to filter out false hits (in > case > > of q1->q2, the formula is true when q1 is false, so it is not what > you > > really need), but it is not an issue with the auxiliary index. On > the > > other hand, it is a feeling and it needs a test, you are right. > > > > Leo > > > > > > > > > --------------------------------------------------------------------- > > To unsubscribe, e-mail: [EMAIL PROTECTED] > > For additional commands, e-mail: > [EMAIL PROTECTED] > > > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > __________________________________ Do you Yahoo!? Yahoo! SiteBuilder - Free, easy-to-use web site design software http://sitebuilder.yahoo.com --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
