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From "Harpreet S Walia" <harpr...@sansuisoftware.com>
Subject Re: Query Boosting
Date Sat, 02 Nov 2002 04:09:02 GMT
Hi ,

I am expecting my index to go into millions(5-10) of documnets very soon ,
so would using a limiting filter pose any problems for such kind of a index.

Thanks And Regards,
Harpreet

----- Original Message -----
From: "Ype Kingma" <ykingma@xs4all.nl>
To: "Lucene Users List" <lucene-user@jakarta.apache.org>;
<harpreet@sansuisoftware.com>
Sent: Friday, November 01, 2002 12:05 AM
Subject: Re: Query Boosting


> On Thursday 31 October 2002 18:45, harpreet@sansuisoftware.com wrote:
> > Hi,
> >
> > My application requires a facility to have security build into the
> > documents so that when i search for a given word depending on the
security
> > credentials stored in a field in the document the results are filtered .
> >
> > Now the problem i am facing is that the score of such results includes
> > these security credentials in the query in addition to the query entered
by
> > the user. So the relevancy according to the actual search word entered
by
> > the use is affected .
> >
> > One way that i see to avoid this is by boosting the words entered by the
> > user and reducing the boost for the security credentials.
> >
> > I tried something like :
> > <User Query>^1 AND <Security Credentials>^0.1
> >
> > This seems to work for the current set of data which i have .
> >
> > Is this the right approach or is there any other better away to handle
> > this.
>
> It's ok.
> You can also use a limit filter to limit the results. This does not affect
> scoring at all. See java docs on IndexSearcher and Filter in package
> lucene.search.
>
> Regards,
> Ype
>
>
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