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From dc tech <dctech1...@gmail.com>
Subject Re: Score cutoff
Date Tue, 04 May 2010 10:13:13 GMT
Michael,
The cutoff filter would be very useful for us as well. We want to use
it for more like this feature where only the top n similar docs tend
to be reallt similar.



On 5/4/10, Michael Kuhlmann <michael.kuhlmann@zalando.de> wrote:
> Am 03.05.2010 23:32, schrieb Satish Kumar:
>> Hi,
>>
>> Can someone give clues on how to implement this feature? This is a very
>> important requirement for us, so any help is greatly appreciated.
>>
>
> Hi,
>
> I just implemented exactly this feature. You need to patch Solr to make
> this work.
>
> We at Zalando are planning to set up a technology blog where we'll offer
> such tools, but at the moment this is not done. I can make a patch out
> of my work and send it to you today.
>
> Greetings,
> Michael
>
>> On Tue, Apr 27, 2010 at 5:54 PM, Satish Kumar <
>> satish.kumar.just.doit@gmail.com> wrote:
>>
>>> Hi,
>>>
>>> For some of our queries, the top xx (five or so) results are of very high
>>> quality and results after xx are very poor. The difference in score for
>>> the
>>> high quality and poor quality results is high. For example, 3.5 for high
>>> quality and 0.8 for poor quality. We want to exclude results with score
>>> value that is less than 60% or so of the first result. Is there a filter
>>> that does this? If not, can someone please give some hints on how to
>>> implement this (we want to do this as part of solr relevance ranking so
>>> that
>>> the facet counts, etc will be correct).
>>>
>>>
>>> Thanks,
>>> Satish
>>>
>>
>
>

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