gt; To: solr-user@lucene.apache.org
> Subject: Re: LSA Implementation
>
> The languages also include CJK :) among others.
>
> - Eswar
>
> On Nov 27, 2007 8:16 AM, Norskog, Lance <[EMAIL PROTECTED]> wrote:
>
> > The WordNet project at Princeton (USA) is a large d
apache.org
Subject: Re: LSA Implementation
The languages also include CJK :) among others.
- Eswar
On Nov 27, 2007 8:16 AM, Norskog, Lance <[EMAIL PROTECTED]> wrote:
The WordNet project at Princeton (USA) is a large database of
synonyms.
If you're only working in English this might
[mailto:[EMAIL PROTECTED]
Sent: Monday, November 26, 2007 6:50 PM
To: solr-user@lucene.apache.org
Subject: Re: LSA Implementation
The languages also include CJK :) among others.
- Eswar
On Nov 27, 2007 8:16 AM, Norskog, Lance <[EMAIL PROTECTED]> wrote:
> The WordNet project at Princ
On Nov 26, 2007, at 6:34 PM, Eswar K wrote:
Although the algorithm doesn't understand anything
about what the words *mean*, the patterns it notices can make it seem
astonishingly intelligent.
When you search an such an index, the search engine looks at
similarity
values it has calculated fo
ng your own analyses.
>
> http://en.wikipedia.org/wiki/WordNet
> http://wordnet.princeton.edu/
>
> Lance
>
> -Original Message-
> From: Eswar K [mailto:[EMAIL PROTECTED]
> Sent: Monday, November 26, 2007 6:34 PM
> To: solr-user@lucene.apache.org
> Subject: Re:
EMAIL PROTECTED]
Sent: Monday, November 26, 2007 6:34 PM
To: solr-user@lucene.apache.org
Subject: Re: LSA Implementation
In addition to recording which keywords a document contains, the method
examines the document collection as a whole, to see which other
documents contain some of those same words.
In addition to recording which keywords a document contains, the method
examines the document collection as a whole, to see which other documents
contain some of those same words. this algo should consider documents that
have many words in common to be semantically close, and ones with few words
in
On Nov 26, 2007, at 6:06 PM, Eswar K wrote:
We essentially are looking at having an implementation for doing
search
which can return documents having conceptually similar words without
necessarily having the original word searched for.
Very challenging. Say someone searches for "LSA" and h
We essentially are looking at having an implementation for doing search
which can return documents having conceptually similar words without
necessarily having the original word searched for.
- Eswar
On Nov 27, 2007 12:06 AM, Grant Ingersoll <[EMAIL PROTECTED]> wrote:
> Interesting. I am not a
: A more interesting solr related question is where a very heavy process like
: SVD would operate. You'd want to run the 'training' half of it separate from a
: indexing or querying. It'd almost be like an optimize. Is there any hook right
: now to give Solr a "command" like and map it to the clas
LDA (Latent Dirichlet Allocation) is a similar technique that extends pLSI.
You can find some implementation in C++ and Java on the Web.
Grant Ingersoll wrote:
Interesting. I am not a lawyer, but my understanding has always been
that this is not something we could do.
The question has come up
Interesting. I am not a lawyer, but my understanding has always been
that this is not something we could do.
The question has come up from time to time on the Lucene mailing list:
http://www.gossamer-threads.com/lists/engine?list=lucene&do=search_results&search_forum=forum_3&search_string=Late
On Nov 26, 2007 6:58 AM, Grant Ingersoll <[EMAIL PROTECTED]> wrote:
LSA (http://en.wikipedia.org/wiki/Latent_semantic_indexing) is
patented, so it is not likely to happen unless the authors donate the
patent to the ASF.
-Grant
There are many ways to catch a bird... LSA reduces to SVD on the
I was just searching for info on LSA and came across Semantic Indexing
project under GNU license...which of couse is still under development in C++
though.
- Eswar
On Nov 26, 2007 9:56 PM, Jack <[EMAIL PROTECTED]> wrote:
> Interesting. Patents are valid for 20 years so it expires next year? :)
>
Interesting. Patents are valid for 20 years so it expires next year? :)
PLSA does not seem to have been patented, at least not mentioned in
http://en.wikipedia.org/wiki/Probabilistic_latent_semantic_analysis
On Nov 26, 2007 6:58 AM, Grant Ingersoll <[EMAIL PROTECTED]> wrote:
> LSA (http://en.wikip
LSA (http://en.wikipedia.org/wiki/Latent_semantic_indexing) is
patented, so it is not likely to happen unless the authors donate the
patent to the ASF.
-Grant
On Nov 26, 2007, at 8:23 AM, Eswar K wrote:
All,
Is there any plan to implement Latent Semantic Analysis as part of
Solr
anyti
All,
Is there any plan to implement Latent Semantic Analysis as part of Solr
anytime in the near future?
Regards,
Eswar
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