On 3/13/2011 6:24 PM, Ahmet Arslan wrote:

http://lucene.apache.org/java/2_9_1/api/core/org/apache/lucene/search/Similarity.html#formula_norm

I can see that the one with 5 matches is longer than the other. Shorter 
documents are favored in solr/lucene with length normalization factor.

Is there any easy way to turn this off for a given field? That is, I think, to still have the iDF be used, but not the TF. Maybe that's it. but anyway, to turn off document length normalization, but only for a certain field?

I'm not sure if that's what useNorms does, or if useNorms does _more_ than this, including some things I wouldn't want, or if there is some other parameter that would do this instead?

Thanks for any advice,

Jonathan

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