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From Apache Wiki <wikidi...@apache.org>
Subject [Hama Wiki] Trivial Update of "Architecture" by udanax
Date Fri, 20 Mar 2009 08:45:30 GMT
Dear Wiki user,

You have subscribed to a wiki page or wiki category on "Hama Wiki" for change notification.

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

------------------------------------------------------------------------------
  - A map task receives a row n of B as a key, and vector of row as its value
   - Multiplying by all columns of ith row of A
  - Reduce task find and add the ith product
+ 
+ 1st
+ +             +   +             +
+ | a11 a12 a13 |   | a11 a21 a31 |
+ | ... ... ... | X | a12 a22 a32 |
+ | ... ... ... |   | a13 a23 a33 |
+ +             +   +             +
+ 
+ 2nd
+ +             +   +             +
+ | ... ... ... |   | a11 a21 a31 |
+ | a21 a22 a23 | X | a12 a22 a32 |
+ | ... ... ... |   | a13 a23 a33 |
+ +             +   +             +
+ ....
+ 
  }}}
  
  ===== Blocking Algorithm Approach =====

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