[jira] [Commented] (MAHOUT-945) The variance calculation of Random forest regression tree

2013-03-12 Thread Hudson (JIRA)
[ https://issues.apache.org/jira/browse/MAHOUT-945?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13600677#comment-13600677 ] Hudson commented on MAHOUT-945: --- Integrated in Mahout-Quality #1902 (See [https://builds.ap

[jira] [Commented] (MAHOUT-945) The variance calculation of Random forest regression tree

2012-07-03 Thread Ikumasa Mukai (JIRA)
[ https://issues.apache.org/jira/browse/MAHOUT-945?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13405805#comment-13405805 ] Ikumasa Mukai commented on MAHOUT-945: -- Thank you for your checking. OK. I had checke

[jira] [Commented] (MAHOUT-945) The variance calculation of Random forest regression tree

2012-06-22 Thread Sean Owen (JIRA)
[ https://issues.apache.org/jira/browse/MAHOUT-945?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13399411#comment-13399411 ] Sean Owen commented on MAHOUT-945: -- I can take this up. I don't understand the need for t

[jira] [Commented] (MAHOUT-945) The variance calculation of Random forest regression tree

2012-05-28 Thread Ikumasa Mukai (JIRA)
[ https://issues.apache.org/jira/browse/MAHOUT-945?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13284596#comment-13284596 ] Ikumasa Mukai commented on MAHOUT-945: -- I have checked the latest patch can be applie

[jira] [Commented] (MAHOUT-945) The variance calculation of Random forest regression tree

2012-02-07 Thread Ikumasa Mukai (Commented) (JIRA)
[ https://issues.apache.org/jira/browse/MAHOUT-945?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13202236#comment-13202236 ] Ikumasa Mukai commented on MAHOUT-945: -- Hi Wang-san. Thank you for your checking. I

[jira] [Commented] (MAHOUT-945) The variance calculation of Random forest regression tree

2012-02-06 Thread Wang Yue (Commented) (JIRA)
[ https://issues.apache.org/jira/browse/MAHOUT-945?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13201399#comment-13201399 ] Wang Yue commented on MAHOUT-945: - Hi, Mukai Thanks for your efforts. I feel it is ok fo

[jira] [Commented] (MAHOUT-945) The variance calculation of Random forest regression tree

2012-01-17 Thread Wang Yue (Commented) (JIRA)
[ https://issues.apache.org/jira/browse/MAHOUT-945?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13187920#comment-13187920 ] Wang Yue commented on MAHOUT-945: - Hi, Partly Yes, I would say my point is that when we

[jira] [Commented] (MAHOUT-945) The variance calculation of Random forest regression tree

2012-01-17 Thread Ikumasa Mukai (Commented) (JIRA)
[ https://issues.apache.org/jira/browse/MAHOUT-945?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13187883#comment-13187883 ] Ikumasa Mukai commented on MAHOUT-945: -- Hi wang-san. Thank you for your detailed expl

[jira] [Commented] (MAHOUT-945) The variance calculation of Random forest regression tree

2012-01-16 Thread Wang Yue (Commented) (JIRA)
[ https://issues.apache.org/jira/browse/MAHOUT-945?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13187050#comment-13187050 ] Wang Yue commented on MAHOUT-945: - Hi, I would still doubt the correctness of not dividing

Re: [jira] [Commented] (MAHOUT-945) The variance calculation of Random forest regression tree

2012-01-16 Thread IKumasa Mukai
Hi Ted-san. I made a patch using Welford's method which you advised, not Weighted incremental algorithm. And now the duplicate code is being checked to merge with FullRunningAverageAndStdDev. Thanks, 2012/1/16 Ted Dunning : > WHy not just use an OnlineAccumulator?  Why duplicate code? > > On Su

[jira] [Commented] (MAHOUT-945) The variance calculation of Random forest regression tree

2012-01-16 Thread Ikumasa Mukai (Commented) (JIRA)
[ https://issues.apache.org/jira/browse/MAHOUT-945?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13186881#comment-13186881 ] Ikumasa Mukai commented on MAHOUT-945: -- Hi wang-san. Thank you for your comment and s

Re: [jira] [Commented] (MAHOUT-945) The variance calculation of Random forest regression tree

2012-01-15 Thread Ted Dunning
WHy not just use an OnlineAccumulator? Why duplicate code? On Sun, Jan 15, 2012 at 11:59 AM, Wang Yue (Commented) (JIRA) < j...@apache.org> wrote: > >[ > https://issues.apache.org/jira/browse/MAHOUT-945?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13

[jira] [Commented] (MAHOUT-945) The variance calculation of Random forest regression tree

2012-01-15 Thread Wang Yue (Commented) (JIRA)
[ https://issues.apache.org/jira/browse/MAHOUT-945?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13186485#comment-13186485 ] Wang Yue commented on MAHOUT-945: - Hi, Ikumaso Mukai, Thanks for your improvement, I rea

[jira] [Commented] (MAHOUT-945) The variance calculation of Random forest regression tree

2012-01-14 Thread Ikumasa Mukai (Commented) (JIRA)
[ https://issues.apache.org/jira/browse/MAHOUT-945?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13186196#comment-13186196 ] Ikumasa Mukai commented on MAHOUT-945: -- Appreciate your quick checking. Of cause I c

[jira] [Commented] (MAHOUT-945) The variance calculation of Random forest regression tree

2012-01-14 Thread Sean Owen (Commented) (JIRA)
[ https://issues.apache.org/jira/browse/MAHOUT-945?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13186184#comment-13186184 ] Sean Owen commented on MAHOUT-945: -- That's good, but the new implementation just duplicat