Xapian devel - Mar 2013 - Added code and tests for the tf-idf weighting scheme.

Hello guys.I have sent a pull request for the code and tests of the Tf-Idf
weighting scheme.
Please do let me know if any changes are required.Meanwhile,Ill begin
working on implementing normalizations which require additional statistics
and on the DFR schemes.

https://github.com/xapian/xapian/pull/6

On Tue, Feb 26, 2013 at 5:30 PM, <xapian-devel-request at
lists.xapian.org>wrote:
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>    1. Sent a pull request for the Tf-Idf Weighting scheme (aarsh shah)
>
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> ----------------------------------------------------------------------
>
> Message: 1
> Date: Tue, 26 Feb 2013 02:21:52 +0530
> From: aarsh shah <aarshkshah1992 at gmail.com>
> Subject: [Xapian-devel] Sent a pull request for the Tf-Idf Weighting
>         scheme
> To: Xapian Development <xapian-devel at lists.xapian.org>
> Message-ID:
>         <
> CABz8NmSN0E-P54Sp9Rr4VWbSbYw+ryv5mOpwkKaxHBtf1hJdjg at mail.gmail.com>
> Content-Type: text/plain; charset="iso-8859-1"
>
> Hello guys :) I have sent a pull request for the Tf-Idf Weighting scheme
> incorporating as many normalizations as I could with the help of statistics
> currently available from Xapian::Weight . Please let me know what
you'll
> think about it.
>
> I used the weighting scheme in a simple searcher and it did a fine job with
> it. I have no experience with writing tests for features like this.Please
> give me some guidance on how to write a test for a weighing scheme .I have
> updated some documentation to incorporate the weighting scheme .Please do
> let me know if I need to add more documentation for this scheme.
>
> I don't know why but inspite of committing this patch on a separate
branch
> , it still contains commits of other branches and so the pull request I
> have sent  also shows many previous commits.I searched on the net but still
> can't understand why this is happening.Please can someone help with
that ?
>
> The commits for the TfIdf scheme are dated 25 February in the pull request.
> A big thank you to the community for all their help. :)
>
> -Regards
> -Aarsh
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