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From "Digy" <digyd...@gmail.com>
Subject RE: how can I get the similarity in fuzzy query
Date Wed, 16 Feb 2011 20:09:51 GMT
Download the source from
https://svn.apache.org/repos/asf/incubator/lucene.net/tags/Lucene.Net_2_9_2
using a svn client(like TortoiseSVN), and open the project file with VS20XX.

DIGY

-----Original Message-----
From: Wen Gao [mailto:samuel.gaowen@gmail.com] 
Sent: Wednesday, February 16, 2011 9:58 PM
To: lucene-net-dev@lucene.apache.org
Subject: Re: how can I get the similarity in fuzzy query

OK. i get it. how can I recompile a Lucene_src on Windows?

Thanks.
Wen
2011/2/16 Christopher Currens <currens.chris@gmail.com>

> As far as i know, you'll need to calculate that manually.  FuzzyQuery
> searches don't return any results like that.
>
> On Wed, Feb 16, 2011 at 11:47 AM, Wen Gao <samuel.gaowen@gmail.com> wrote:
>
> > Hi,
> > I think my situation is just to compare the similarity of strings: I
want
> > to
> > calculate the similarity between the typed results and the returned
> results
> > using *FuzzyQuery*. I have set the minimumSimilarity of FuzzyQuery as
> 0.5f,
> > what i want to do is get the "similariy" instead of "score" for every
> > result
> > that returns.
> >
> > Thanks for your time.
> >
> > Wen
> >
> > 2011/2/16 Christopher Currens <currens.chris@gmail.com>
> >
> > > I was going to post the link that Digy posted, which suggests not to
> > > determine a match that way.  If my understanding is correct, the
scores
> > > returned for a query are relative to which documents were retrieved by
> > the
> > > search, in that if a document is deleted from the index, the scores
> will
> > > change even though the query did not, because the number of returned
> > > documents are different.
> > >
> > > If the only thing you wanted to do was to calculate how a resulting
> > string
> > > was to a search string, I suggest the Levenshtein Distance algorithm
> > > http://en.wikipedia.org/wiki/Levenshtein_distance...but it doesn't
> seem
> > > like
> > > that's quite what you want to accomplish based on your question.
> > >
> > > Christopher
> > >
> > > On Wed, Feb 16, 2011 at 10:55 AM, Wen Gao <samuel.gaowen@gmail.com>
> > wrote:
> > >
> > > > Hi,
> > > > I am using FuzzyQuery to get fuzzy mathed results. I want to get the
> > > > similarity in percent for every matched record.
> > > > for example, if i search for "databasd", and it will return results
> > such
> > > as
> > > > "database", "database1", and "database11". I want to get the
> similarity
> > > in
> > > > percent for evey record, such as 87.5%, 75%, and 62.5%.
> > > >
> > > > How can I do this?
> > > >
> > > > Any ideas?
> > > >
> > > > Wen Gao
> > > >
> > >
> >
>


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