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From Otis Gospodnetic <otis_gospodne...@yahoo.com>
Subject Re: Similarity class
Date Mon, 24 Nov 2003 17:28:15 GMT
It sounds like you missed this:

http://jakarta.apache.org/lucene/docs/api/org/apache/lucene/search/DefaultSimilarity.html

You can write your own implementations and use it during indexing and
searching.

Otis

--- Ralf B  <ambiesense@gmx.de> wrote:
> Hi,
> 
> I am a very beginner of Lucene und started to look into some articles
> and
> the API documentation. I know the theories behind Information
> Retrieval and
> want to find out about Lucene. I think it is the best Java API IR
> package
> available nowadays.
> 
> One question:
> 
> The similarity class is abstract. Are there default implementations
> like in
> other parts of this API (Analysers for example) available and how can
> I use
> it i.e. to calculate weights? Are there some default implementations
> hidden in
> other classes (i.e. in Hits) to calculate the term weighting. Does
> somebody
> have some code which demonstrates the usage?
> 
> Kind Regards,
> Ralf
> 
> -- 
> GMX Weihnachts-Special: Seychellen-Traumreise zu gewinnen!
> 
> Rentier entlaufen. Finden Sie Rudolph! Als Belohnung winken
> tolle Preise. http://www.gmx.net/de/cgi/specialmail/
> 
> +++ GMX - die erste Adresse für Mail, Message, More! +++
> 
> 
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