Well, I'm not sure it is possible simply. However, we should able to get the inverse of random/identity/.. matrix so let's store it at this moment. :)
/Edward On Mon, Oct 13, 2008 at 6:34 PM, Samuel Guo (JIRA) <[EMAIL PROTECTED]> wrote: > > [ > https://issues.apache.org/jira/browse/HAMA-80?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12638992#action_12638992 > ] > > Samuel Guo commented on HAMA-80: > -------------------------------- > > Hmm, can we create some virtual InputFormat & OutFormat for Identity Matrix, > so that It can be used in MapReduce ? > >> Add identity(int m, int n) which returns an m-by-n matrix with ones on the >> diagonal and zeros elsewhere. >> -------------------------------------------------------------------------------------------------------- >> >> Key: HAMA-80 >> URL: https://issues.apache.org/jira/browse/HAMA-80 >> Project: Hama >> Issue Type: New Feature >> Components: implementation >> Reporter: Edward J. Yoon >> Assignee: Edward J. Yoon >> Priority: Minor >> Fix For: 0.1.0 >> >> Attachments: HAMA-80.patch >> >> >> double[][] X; >> for (int i = 0; i < m; i++) { >> for (int j = 0; j < n; j++) { >> X[i][j] = (i == j ? 1.0 : 0.0); >> } >> } > > -- > This message is automatically generated by JIRA. > - > You can reply to this email to add a comment to the issue online. > > -- Best regards, Edward J. Yoon [EMAIL PROTECTED] http://blog.udanax.org
