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From Mark Miller <markrmil...@gmail.com>
Subject Re: Keyphrase Extraction
Date Mon, 07 May 2007 22:33:56 GMT
The only commercial options that I have seen do not have a web presence 
(that I know of or can find) and I don't recall the company names (only 
peripherally involved).

Here is a web page where a guy does a nice writeup on a few options: 
http://dsanalytics.com/dsblog/the-start-of-the-art-in-keyphrase-extraction_99

- Mark

av_work@yahoo.com wrote:
> Hi Mark,
>
> Do you know of a good paid product that does this?
>
> Thanks,
> Arsen
>
>
> ----- Original Message ----
> From: Mark Miller <markrmiller@gmail.com>
> To: java-user@lucene.apache.org
> Sent: Wednesday, May 2, 2007 7:52:36 AM
> Subject: Re: Keyphrase Extraction
>
>
> >From what I know you generally have to pay if you want something that 
> does this really well. Or check out http://www.nzdl.org/Kea/
> Unfortunately, the license is GPL. Really too bad; now that it is all 
> Java, it would make a great combo with Lucene.
>
> - Mark
>
> mark harwood wrote:
>   
>> I believe the code Otis is referring to is here: http://issues.apache.org/jira/browse/LUCENE-474
>>
>> This is index-level analysis but could be adapted to work for just a single document.
>> The implementation is optimised for speed rather than being a thorough examination
of phrase significance. 
>>
>> Cheers
>> Mark
>>
>> ----- Original Message ----
>> From: Otis Gospodnetic <otis_gospodnetic@yahoo.com>
>> To: java-user@lucene.apache.org
>> Sent: Monday, 30 April, 2007 4:11:36 AM
>> Subject: Re: Keyphrase Extraction
>>
>> Av, look at Lucene's JIRA and search for Mark Harwood.  I believe he once contributed
something that does this in JIRA.  If you are interested in a commercial solution, I can recommend
LingPipe.
>>
>> Otis
>> . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
>> Lucene Consulting - http://lucene-consulting.com/
>>
>>
>> ----- Original Message ----
>> From: "av_work@yahoo.com" <av_work@yahoo.com>
>> To: java-user@lucene.apache.org
>> Sent: Sunday, April 29, 2007 5:24:17 PM
>> Subject: Keyphrase Extraction
>>
>> Hi,
>>
>> I tried using MoreLikeThis contrib feature to extract "interesting terms" from a
document. This works very well - but only for SINGLE words.
>>
>> I am looking for a way to extra "keyPHRASES" from a document. Is there an easy way
to achieve this using Lucene index?
>>
>> Thanks in advance!
>> Av
>>
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>>
>>
>>
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>>   
>>     
>
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