+1 the proposal. We already have a committer digging into this area - he would make a perfect GSoC mentor! And would likely love the help.
His response likely to follow... - Mark On Jan 28, 2011, at 11:32 AM, David Nemeskey wrote: > Hi all, > > I have already sent this mail to Simon Willnauer, and he suggested me to post > it here for discussion. > > I am David Nemeskey, a PhD student at the Eotvos Lorand University, Budapest, > Hungary. I am doing an IR-related research, and we have considered using > Lucene as our search engine. We were quite satisfied with the speed and ease > of > use. However, we would like to experiment with different ranking algorithms, > and this is where problems arise. Lucene only supports the VSM, and > unfortunately the ranking architecture seems to be tailored specifically to > its > needs. > > I would be very much interested in revamping the ranking component as a GSoC > project. The following modifications should be doable in the allocated time > frame: > - a new ranking class hierarchy, which is generic enough to allow easy > implementation of new weighting schemes (at least bag-of-words ones), > - addition of state-of-the-art ranking methods, such as Okapi BM25, proximity > and DFR models, > - configuration for ranking selection, with the old method as default. > > I believe all users of Lucene would profit from such a project. It would > provide the scientific community with an even more useful research aid, while > regular users could benefit from superior ranking results. > > Please let me know your opinion about this proposal. > > Thank you very much, > David Nemeskey > > --------------------------------------------------------------------- > To unsubscribe, e-mail: dev-unsubscr...@lucene.apache.org > For additional commands, e-mail: dev-h...@lucene.apache.org > - Mark Miller lucidimagination.com --------------------------------------------------------------------- To unsubscribe, e-mail: dev-unsubscr...@lucene.apache.org For additional commands, e-mail: dev-h...@lucene.apache.org
