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From Ian Holsman <li...@holsman.net>
Subject Re: [ot] a reverse lucene
Date Sun, 23 Nov 2008 09:20:23 GMT
Thanks Erik.
I'll start looking at that.

regards
Ian
Erik Hatcher wrote:
>
> On Nov 22, 2008, at 10:57 PM, Ian Holsman wrote:
>> Hi. apologies for the off-topic question.
>
> Not off-topic at all!
>
>> I was wondering if anyone knew of a open source solution (or a 
>> pointer to the algorithms)
>> that do the reverse of lucene.
>> By that I mean store a whole lot of queries, and run them against a 
>> document to see which queries match it. (with a score etc)
>>
>> I can see the case for this would be a news-article and several 
>> people writing queries to get alerted if it matched a certain condition.
>
> This use-case was the reason MemoryIndex was created.  It's a fast 
> single document index where incoming documents could be sent in 
> parallel to the main index - and slamming a bunch of queries at it.  
> There's also InstantiatedIndex to compare to, as it can handle 
> multiple documents.
>
>     Erik
>
>
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