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From Samuel Guo <guosi...@gmail.com>
Subject Re: Can someone help to Implement the SVD?
Date Thu, 11 Jun 2009 00:59:44 GMT
hmm, I will check it and port this algorithm to m/r. :)

On Tue, Jun 9, 2009 at 7:34 PM, Edward J. Yoon <edwardyoon@apache.org>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<edwardyoon@apache.org>
> 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<guosijie@gmail.com> wrote:
> >> Should matrix A be a square-matrix?
> >>
> >> On Thu, Jun 4, 2009 at 4:26 PM, Edward J. Yoon <edwardyoon@apache.org
> >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.
> >>> edwardyoon@apache.org
> >>> http://blog.udanax.org
> >>>
> >>
> >
> >
> >
> > --
> > Best Regards, Edward J. Yoon @ NHN, corp.
> > edwardyoon@apache.org
> > http://blog.udanax.org
> >
>
>
>
> --
> Best Regards, Edward J. Yoon @ NHN, corp.
> edwardyoon@apache.org
> http://blog.udanax.org
>

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