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From henok sahilu <henok_sah...@yahoo.com>
Subject Re: reranking Lucene TopDocs
Date Wed, 22 Jul 2009 14:08:15 GMT
hey after the query returned top N docs
then rearrange them with my algortim



--- On Wed, 7/22/09, Shai Erera <serera@gmail.com> wrote:

From: Shai Erera <serera@gmail.com>
Subject: Re: reranking Lucene TopDocs
To: java-user@lucene.apache.org
Date: Wednesday, July 22, 2009, 6:57 AM

You mean after the query has returned the top N docs? why?

If it's before, then given your use case, there are a number of approaches
you can use during indexing and/or search time, so that your custom ranking
function would be applied to documents.

Shai

On Wed, Jul 22, 2009 at 4:53 PM, henok sahilu <henok_sahilu@yahoo.com>wrote:

> i like to write a code that re assign weight to documets so that they can
> be reranked
>
> --- On Wed, 7/22/09, Shai Erera <serera@gmail.com> wrote:
>
> From: Shai Erera <serera@gmail.com>
> Subject: Re: reranking Lucene TopDocs
> To: java-user@lucene.apache.org
> Date: Wednesday, July 22, 2009, 6:44 AM
>
> Can you be more specific? What do you mean by re-rank? Reverse the sort?
> give different weights?
>
> Shai
>
> On Wed, Jul 22, 2009 at 4:35 PM, henok sahilu <henok_sahilu@yahoo.com
> >wrote:
>
> > hello there
> > i like to re-rank lucene TopDoc result set.
> > where shall i start
> > thanks
> >
> >
> >
> >
> >
>
>
>
>
>



      
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