Re: Topics/Entities with relevancy scores and searching

2014-08-25 Thread Clinton Gormley
On 24 August 2014 19:46, Scott Decker sc...@publishthis.com wrote:

 Have you done this? any concerns to performance with this sort of scoring,
 or, it is just as fast if you were doing base lucene scoring if we override
 the score function and just use our own?
 -- we will of course try it and run our own performance tests, just
 looking to see if you all ready have any insights.


I haven't benchmarked it myself.  Obviously accessing payloads is slower
than not, and some further work could be done on the scripting side to
cache some term statistics lookups, but I don't know how performance will
compare to doing this natively.

Would be interested in your feedback

clint

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Re: Topics/Entities with relevancy scores and searching

2014-08-24 Thread Scott Decker
Interesting.
so, set a payload on the term, in this case the topic/entity, and the 
payload is the relevancy value. Then, you can do your function score on the 
query of the main documents themselves, no need for parent/child.

Have you done this? any concerns to performance with this sort of scoring, 
or, it is just as fast if you were doing base lucene scoring if we override 
the score function and just use our own?
-- we will of course try it and run our own performance tests, just looking 
to see if you all ready have any insights. 

Super helpful!
Scott


On Saturday, August 23, 2014 7:50:18 AM UTC-7, Clinton Gormley wrote:

 Have a look at:

 * 
 http://www.elasticsearch.org/guide/en/elasticsearch/reference/current/analysis-delimited-payload-tokenfilter.html
 * 
 http://www.elasticsearch.org/guide/en/elasticsearch/reference/current/modules-advanced-scripting.html




 On 23 August 2014 15:04, Scott Decker sc...@publishthis.com javascript:
  wrote:

 Hey all,
   a question on possible search paths/structure.  If we have a text 
 document, and we have run our magic over it and come away with Topics and 
 Entities (Like, Barack Obama and Apple Inc.) and we have a relevancy score 
 for each one, what would be the best way to store and query against them?

 we currently are trying a parent/child relationship, where the children 
 are the terms with their relevancy score and the scoring of the parent text 
 document gets done from the relevancy scores of the children. That works. 
 Just worried about speed of parent/child against millions of documents.

 Another way we could think of was, build our own scorer/analyzer.  If we 
 are reading in tokens like BarackObama.93345|AppleInc.0034
 where it has the topic and the relevancy score to the document in it, i 
 can build an analyzer to read those sorts of tokens, but is there any way 
 to build a scorer that can use that token match data to score?

 and third, is there any other way to normalize this data into one 
 document so we can score on it. That seems like it would be the fastest way 
 to query, but my #2 option here is the only way I can think of doing it.  
 Anyone else tagging their documents with relevancy scores to topics, on the 
 document and then letting people search for those topics and pulling back 
 the relevant docs based on the per document relevancy scores?

 Thanks,
 Scott

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Re: Topics/Entities with relevancy scores and searching

2014-08-23 Thread Clinton Gormley
Have a look at:

*
http://www.elasticsearch.org/guide/en/elasticsearch/reference/current/analysis-delimited-payload-tokenfilter.html
*
http://www.elasticsearch.org/guide/en/elasticsearch/reference/current/modules-advanced-scripting.html




On 23 August 2014 15:04, Scott Decker sc...@publishthis.com wrote:

 Hey all,
   a question on possible search paths/structure.  If we have a text
 document, and we have run our magic over it and come away with Topics and
 Entities (Like, Barack Obama and Apple Inc.) and we have a relevancy score
 for each one, what would be the best way to store and query against them?

 we currently are trying a parent/child relationship, where the children
 are the terms with their relevancy score and the scoring of the parent text
 document gets done from the relevancy scores of the children. That works.
 Just worried about speed of parent/child against millions of documents.

 Another way we could think of was, build our own scorer/analyzer.  If we
 are reading in tokens like BarackObama.93345|AppleInc.0034
 where it has the topic and the relevancy score to the document in it, i
 can build an analyzer to read those sorts of tokens, but is there any way
 to build a scorer that can use that token match data to score?

 and third, is there any other way to normalize this data into one document
 so we can score on it. That seems like it would be the fastest way to
 query, but my #2 option here is the only way I can think of doing it.
 Anyone else tagging their documents with relevancy scores to topics, on the
 document and then letting people search for those topics and pulling back
 the relevant docs based on the per document relevancy scores?

 Thanks,
 Scott

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