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From Karl Wettin <>
Subject Re: Using TermVectorMapper to compute term frequency across documents
Date Thu, 15 Oct 2009 13:15:41 GMT

14 okt 2009 kl. 15.15 skrev Grant Ingersoll:
> On Oct 12, 2009, at 10:46 PM, Thomas D'Silva wrote:
>> I am trying to compute the counts of terms of the documents  
>> returned by running a query using a TermVectorMapper.
>> I was wondering if anyone knew if there was a faster way to do this  
>> rather than using a HashMap with a TermVectorMapper to store the  
>> counts of the terms and calling getTermFreqVector().
>> I do not require the term frequency within a document.
> I think that is as fast as its going to get unless you have some  
> other restrictions that would allow you to use a FieldCache.

Just thinking out loud here... How about extending the Query/Scorer  
and do some counting while executing the Query?


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