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From poeta simbolista <poetasimboli...@gmail.com>
Subject Re: deviations
Date Wed, 07 Feb 2007 12:44:45 GMT

Thank you very much.
Actually, I said size as an example, as i could have said any other field:
the thing has to work for any numerical field. That means, I cannot
special-case the problem.
Cheers



Grant Ingersoll-6 wrote:
> 
> Have a look at the FieldSelector stuff, assuming you are using trunk  
> or some recent nightly build.  It _may_ help w/ what you are doing.   
> Also, I would think you could calculate the median at indexing time  
> (or just after), but I'm not sure I fully understand what you are  
> trying to do, so take that w/ a grain of salt.
> 
> You may find https://issues.apache.org/jira/browse/LUCENE-762  
> useful.  It hasn't been committed, but will be before 2.1 (so you  
> will have to apply the patch too)  Also, don't worry about the  
> discussion of the internals, the patch as submitted by Chuck is good
> 
> You will have to calculate your deviations separately, but the field  
> size info should help.
> 
> -Grant
> 
> 
> On Feb 6, 2007, at 12:13 PM, poeta simbolista wrote:
> 
>>
>> Hi,
>> I would like to query results, regarding results.
>> For example, get those results whose field "size" is 2 standard  
>> deviations
>> from the median.
>>
>> It looks like sth I should do myself, processing results first,  
>> getting the
>> median, and then calculate that threshold and perform a new query.  
>> Is it
>> however, sth there that may help with that?
>>
>> Thank you
>> -- 
>> View this message in context: http://www.nabble.com/deviations- 
>> tf3181792.html#a8829971
>> Sent from the Lucene - Java Users mailing list archive at Nabble.com.
>>
>>
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> 
> --------------------------
> Grant Ingersoll
> Center for Natural Language Processing
> http://www.cnlp.org
> 
> Read the Lucene Java FAQ at http://wiki.apache.org/jakarta-lucene/ 
> LuceneFAQ
> 
> 
> 
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> 
> 

-- 
View this message in context: http://www.nabble.com/deviations-tf3181792.html#a8844729
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