Hi, I'll admit I didn't read your email closely, but the first part makes me thing that ngrams, which I don't think you mentioned, might be handy for you here, allowing for misspellings without the implementation complexity.
Otis ---- Sematext :: http://sematext.com/ :: Solr - Lucene - Nutch Lucene ecosystem search :: http://search-lucene.com/ ----- Original Message ---- > From: cyang2010 <ysxsu...@hotmail.com> > To: solr-user@lucene.apache.org > Sent: Mon, January 31, 2011 5:22:19 PM > Subject: phrase, inidividual term, prefix, fuzzy and stemming search > > > My current project has the requirement to support search when user inputs any > number of terms across a few index fields (movie title, actor, director). > > In order to maximize result, I plan to support all those searches listed in > the subject, phrase, individual term, prefix, fuzzy and stemming. Of > course, score relevance in the right order is also important. > > I have considered using dismax query. However, it does not support prefix > query. I am not sure if it supports fuzzy query, my guess is does not. > > Therefore, i still need to use standard query. For example, if someone > searches "deim moer" (typo for demi moore), i compare the phrase and terms > with each searchable fields (title, actor, director): > > > title_display: "deim moer"~30 actors: "deim moer"~30 directors: "deim > moer"~30 <-- OR > > title_display: deim <-- OR > actors: deim > directors: deim > > title_display: deim* <-- OR > actors: deim* > directors: deim* > > title_display: deim~0.6 <-- OR > actors: deim~0.6 > directors: deim~0.6 > > title_display: moer <-- OR > actors: moer > directors: moer > > title_display: moer* <-- OR > actors: moer* > directors: moer* > > title_display: moer~0.6 <-- OR > actors: moer~0.6 > directors: moer~0.6 > > The solr relevance score is sum for all those OR. In that way, i can make > sure relevance score are in order. For example, for the exact match ("deim > moer"), it will match phrase, term, prefix and fuzzy query all at the same > time. Therefore, it will score higher than some input text only matchs > term, or prefix or fuzzy. At the same time, i can apply boost to a > particular search field if requirement needs. > > > Does it sound right to you? Is there better ways to achieve the same thing? > My concern is my query is not going to perform, since it tries to do too > much. But isn't that what people want to get (maximize result) when they > just type in a few search words? > > Another question is that: Can i combine the result of two query together? > For example, first i query phrase and term match, next I query for prefix > match. Can I just append the result for prefix match to that for > phrase/term match? I thought two queries have different queryNorm, > therefore, the score is not comparable to each other so as to combine. Is > it correct? > > > Thanks. love to hear what your thought is. > > > -- > View this message in context: >http://lucene.472066.n3.nabble.com/phrase-inidividual-term-prefix-fuzzy-and-stemming-search-tp2391111p2391111.html > > Sent from the Solr - User mailing list archive at Nabble.com. >
