Thanks for nice informations. BTW, As I see it, MAHOUT-180 is non-parallel and not iterative.
On Thu, Feb 4, 2010 at 1:01 PM, <[email protected]> wrote: > Hello, > As you said earlier one of the goals of HAMA was to computer the inverse > of > a matrix. In any one your reading in this area did you ever come across > Moore-Penrose inverse? I am attaching some basic information just in case . > > http://en.wikipedia.org/wiki/Moore-Penrose_pseudoinverse > > The pseudo-inverse coincides with the regular inverse when the matrix > is non-singular. Moreover, it can be computed using the SVD. > > Here's a patch for a MapReduce version of the SVD: > https://issues.apache.org/jira/browse/MAHOUT-180 > > > Best Regards from Buffalo > > Abhishek Agrawal > > SUNY- Buffalo > (716-435-7122) > > On Wed 02/03/10 12:49 AM , [email protected] sent: >> Hi Edward, >> Could you send me some documentation regarding BSP- Hama especially how >> it can be used for performing operations on matrices ? >> >> Best Regards from Buffalo >> >> Abhishek Agrawal >> >> SUNY- Buffalo >> (716-435-7122) >> >> >> >> >> > > -- Best Regards, Edward J. Yoon @ NHN, corp. [email protected] http://blog.udanax.org
