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


= Overview =
 Hama use a [http://hadoop.apache.org/hbase/ Hbase] to store the matrices  Matrices are
basically tables. They are ways of storing numbers and other things. Typical matrix has rows
and columns. Actually called a 2way matrix because it has two dimensions. For example, you
might have respondentsbyattitudes. Of course, you might collect the same data on the same
people at 5 points in time. In that case, you either have 5 different 2way matrices, or you
could think of it as a 3way matrix, that is respondentbyattitudebytime.
+ This is intended to explain and illustrate the concept of Hama. There are three main parts:
== Building Block ==
[http://wiki.apache.org/hamadata/attachments/Architecture/attachments/diagram.jpg]
+
+ To store the matrices, Hama use a [http://hadoop.apache.org/hbase/ Hbase]  Matrices are
basically tables. They are ways of storing numbers and other things. Typical matrix has rows
and columns. Actually called a 2way matrix because it has two dimensions. For example, you
might have respondentsbyattitudes. Of course, you might collect the same data on the same
people at 5 points in time. In that case, you either have 5 different 2way matrices, or you
could think of it as a 3way matrix, that is respondentbyattitudebytime.

