What type are these matrices. If they are any in-memory matrix, this should be correct.
Can you file a JIRA with a test case? On Thu, Jan 20, 2011 at 3:55 PM, ahmed.nagy <[email protected]>wrote: > > I have two matrices A and B both of them are distributed row matrices I > want > to have the result of A * B' when I did that I got the values for A * B Any > ideas how to compute A * B ' ? > That is a bit of my code this gives the result of A * B > > A= > 1.000 2.000 3.000 > 4.000 5.000 6.000 > 7.000 8.000 9.000 > B'= > > > Result expected > 14.000 32.000 50.000 > 32.000 77.000 122.000 > 50.000 122.000 194.000 > > Result printed > > The result of matrix AA' > 30.0 36.0 42.0 > 66.0 81.0 96.0 > 102.0 126.0 150.0 > > the result printed is basically A.A > > Matrix_v_mult_v_transpose=(Matrix_v.times(Matrix_v.transpose())); > System.out.println("The result of matrix AA'"); > printDistributedMatrix(Matrix_v_mult_v_transpose); > > ----- > Ahmed Nagy > -- > View this message in context: > http://lucene.472066.n3.nabble.com/Result-of-Matrix-Matrix-Transpose-tp2296621p2296621.html > Sent from the Mahout User List mailing list archive at Nabble.com. >
