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From Apache Wiki <wikidi...@apache.org>
Subject [Hama Wiki] Trivial Update of "WordCountMatrix" by udanax
Date Wed, 17 Sep 2008 07:47:14 GMT
Dear Wiki user,

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The following page has been changed by udanax:
http://wiki.apache.org/hama/WordCountMatrix

------------------------------------------------------------------------------
  
  == Abstract ==
  
- Basically, It'll shows how to construct the matrix from the files.
+ The word count matrix (document-word) approach is often referred to as latent semantic indexing
and document clustering (Of course, A word frequently present in all documents will not be
useful for clustering -- The length of all documents is not uniform so a lengthy document
will have higher word counts). This example gives parallel implementation of the Matrix-creation
(In the future, the matrix sparse decomposition technique).
  
- This word count matrix (document-word) approach is often referred to as latent semantic
indexing and document clustering (Of course, A word frequently present in all documents will
not be useful for clustering -- The length of all documents is not uniform so a lengthy document
will have higher word counts). 
- 

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