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Posted to java-user@lucene.apache.org by Erick Erickson <er...@gmail.com> on 2012/10/01 13:44:39 UTC
Re: Variable term weighting while indexing
Here's a good explanation....
http://searchhub.org/dev/2009/08/05/getting-started-with-payloads/
Best
Erick
On Sun, Sep 30, 2012 at 8:02 AM, parnab kumar <pa...@gmail.com> wrote:
> Hi Erick,
> Can you please share your thoughts on the following :
> Since lucene by default does vector space scoring , the
> weight component for a term from the document is nothing but its term
> frequency . Now if i have an associated payload weight for that term , when
> the final scoring takes place , will now the weight component of the term
> be the payload weight .
> Is the above intuition correct ?
>
> Thanks,
> Parnab
>
> On Sun, Sep 30, 2012 at 2:13 AM, Erick Erickson <er...@gmail.com>wrote:
>
>> Yeah, payloads are probably what you want, otherwise the words are
>> indistinguishable.
>>
>> Best
>> Erick
>>
>> On Sat, Sep 29, 2012 at 12:23 PM, parnab kumar <pa...@gmail.com>
>> wrote:
>> > Hi All,
>> >
>> > I have an algorithm by which i measure the importance of a
>> term
>> > in a document . While indexing i want to store weight with respect to
>> that
>> > term for the document. Any idea how to do it . Will the payload feature
>> > help to address the problem
>> >
>> > Thanks,
>> > Parnab
>>
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>>
>>
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Re: Variable term weighting while indexing
Posted by parnab kumar <pa...@gmail.com>.
Thanks Erick ,
I have figured out the underlying principle of working with payloads.
Regards,
Parnab
On Mon, Oct 1, 2012 at 5:14 PM, Erick Erickson <er...@gmail.com>wrote:
> Here's a good explanation....
>
> http://searchhub.org/dev/2009/08/05/getting-started-with-payloads/
>
> Best
> Erick
>
> On Sun, Sep 30, 2012 at 8:02 AM, parnab kumar <pa...@gmail.com>
> wrote:
> > Hi Erick,
> > Can you please share your thoughts on the following :
> > Since lucene by default does vector space scoring , the
> > weight component for a term from the document is nothing but its term
> > frequency . Now if i have an associated payload weight for that term ,
> when
> > the final scoring takes place , will now the weight component of the term
> > be the payload weight .
> > Is the above intuition correct ?
> >
> > Thanks,
> > Parnab
> >
> > On Sun, Sep 30, 2012 at 2:13 AM, Erick Erickson <erickerickson@gmail.com
> >wrote:
> >
> >> Yeah, payloads are probably what you want, otherwise the words are
> >> indistinguishable.
> >>
> >> Best
> >> Erick
> >>
> >> On Sat, Sep 29, 2012 at 12:23 PM, parnab kumar <pa...@gmail.com>
> >> wrote:
> >> > Hi All,
> >> >
> >> > I have an algorithm by which i measure the importance of a
> >> term
> >> > in a document . While indexing i want to store weight with respect to
> >> that
> >> > term for the document. Any idea how to do it . Will the payload
> feature
> >> > help to address the problem
> >> >
> >> > Thanks,
> >> > Parnab
> >>
> >> ---------------------------------------------------------------------
> >> To unsubscribe, e-mail: java-user-unsubscribe@lucene.apache.org
> >> For additional commands, e-mail: java-user-help@lucene.apache.org
> >>
> >>
>
> ---------------------------------------------------------------------
> To unsubscribe, e-mail: java-user-unsubscribe@lucene.apache.org
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>
>