FYI, http://people.apache.org/~edwardyoon/documents/Bisseling%20R.H,%20Parallel%20Scientific%20Computation.pdf
On Mon, Mar 26, 2012 at 2:33 PM, Edward J. Yoon <[email protected]> wrote: > Actually, data distribution method is key. Cannon's, FHO, DNS > algorithms are all based on block-cyclic data distribution or can be > used for limited cases such as processor num equals power of 2 or > square number. > > See also SUMMA or PUMMA: > > http://www.cs.utexas.edu/ftp/techreports/tr95-13.pdf > > On Mon, Mar 26, 2012 at 1:58 PM, Thomas Jungblut (Commented) (JIRA) > <[email protected]> wrote: >> >> [ >> https://issues.apache.org/jira/browse/HAMA-221?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13238102#comment-13238102 >> ] >> >> Thomas Jungblut commented on HAMA-221: >> -------------------------------------- >> >> Hmm you probably need Java7 for that. But I guess you could remove my vector >> class with that of mahout-math. I have quite the same interface. >> >> And I think it is not very scalable. So a DNS would be better. >> Heres a paper about how it could look like: >> http://cloudscale.com/images/bsp/matmultbsp.pdf >> >>> A BSP matrix multiplication implementation. >>> ------------------------------------------- >>> >>> Key: HAMA-221 >>> URL: https://issues.apache.org/jira/browse/HAMA-221 >>> Project: Hama >>> Issue Type: Improvement >>> Components: bsp, matrix >>> Affects Versions: 0.3.0 >>> Reporter: Edward J. Yoon >>> Assignee: Thomas Jungblut >>> >>> Using the BSP model, we could improve the performance of mat-mat >>> multiplication. Let's evaluation it out on this issue. >> >> -- >> This message is automatically generated by JIRA. >> If you think it was sent incorrectly, please contact your JIRA >> administrators: >> https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa >> For more information on JIRA, see: http://www.atlassian.com/software/jira >> >> > > > > -- > Best Regards, Edward J. Yoon > @eddieyoon -- Best Regards, Edward J. Yoon @eddieyoon
