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The following page has been changed by udanax:
http://wiki.apache.org/hama/Architecture
The comment on the change is:
Add some hint


= Sparse Matrix =
+ '''NOTE:'''
+
 '''NOTE''' that Sparse matrix operations cannot be optimized.
+ * Sparse matrix operations cannot be optimized.
+ * Sparse structures which are growable can exceed the initial bandwidth allocation, while
those which are not growable are fixed, and overallocation will cause an error
+ * Matrices which are column major typically perform better with columnoriented operations,
and likewise for row major matrices. Matrix/vector multiplication is rowmajor, while transpose
multiplication is columnmajor.
+
== Why sparse matrices? ==
