hmm, I will check it and port this algorithm to m/r. :) On Tue, Jun 9, 2009 at 7:34 PM, Edward J. Yoon <[email protected]>wrote:
> FYI, I tested the jacobi eigenvalue algorithm using Java -- > http://blog.udanax.org/2009/06/jacobi-eigenvalue-algorithm.html > > Do you think this can be ported to map/reduce model? > > On Mon, Jun 8, 2009 at 10:14 AM, Edward J. Yoon<[email protected]> > wrote: > > There is a 'rectangular' diagonal matrix, but 'Yes' in this case. > > > > FYI, I'm thinking the jacobi method to finding the eigenvalues and > eigenvectors. > > > > On Mon, Jun 8, 2009 at 10:00 AM, Samuel Guo<[email protected]> wrote: > >> Should matrix A be a square-matrix? > >> > >> On Thu, Jun 4, 2009 at 4:26 PM, Edward J. Yoon <[email protected] > >wrote: > >> > >>> Hi, > >>> > >>> There is a simple sub-task. > >>> https://issues.apache.org/jira/browse/HAMA-184 > >>> > >>> Here's the pseudo code, should be ported to map/reduce model. > >>> > >>> //finds the diagonal elements of matrix A and puts them into matrix B > >>> > >>> for (int i = 0; i < n; i++) { > >>> > >>> B[i][i] = A[i][i]; > >>> > >>> } > >>> > >>> > >>> -- > >>> Best Regards, Edward J. Yoon @ NHN, corp. > >>> [email protected] > >>> http://blog.udanax.org > >>> > >> > > > > > > > > -- > > Best Regards, Edward J. Yoon @ NHN, corp. > > [email protected] > > http://blog.udanax.org > > > > > > -- > Best Regards, Edward J. Yoon @ NHN, corp. > [email protected] > http://blog.udanax.org >
