Thanks! We'll try that out and report back. I keep forgetting that I want to 
try BM25, so this is a good excuse.

wunder

On Apr 1, 2014, at 12:30 PM, Markus Jelsma <markus.jel...@openindex.io> wrote:

> Also, if i remember correctly, k1 set to zero for bm25 automatically omits 
> norms in the calculation. So thats easy to play with without reindexing.
> 
> 
> Markus Jelsma <markus.jel...@openindex.io> schreef:Yes, override 
> tfidfsimilarity and emit 1f in tf(). You can also use bm25 with k1 set to 
> zero in your schema.
> 
> 
> Walter Underwood <wun...@wunderwood.org> schreef:And here is another 
> peculiarity of short text fields.
> 
> The movie "New York, New York" should not be twice as relevant for the query 
> "new york". Is there a way to use a binary term frequency rather than a count?
> 
> wunder
> --
> Walter Underwood
> wun...@wunderwood.org
> 
> 
> 

--
Walter Underwood
wun...@wunderwood.org



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