[jira] [Commented] (SPARK-9834) Normal equation solver for ordinary least squares

2016-06-05 Thread Debasish Das (JIRA)
[ https://issues.apache.org/jira/browse/SPARK-9834?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15315935#comment-15315935 ] Debasish Das commented on SPARK-9834: - Do you have runtime comparisons that when features <= 4096, OLS

[jira] [Commented] (SPARK-9834) Normal equation solver for ordinary least squares

2015-09-07 Thread Debasish Das (JIRA)
[ https://issues.apache.org/jira/browse/SPARK-9834?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=14734170#comment-14734170 ] Debasish Das commented on SPARK-9834: - If you are open to use breeze.proximal.QuadraticMinimizer we

[jira] [Commented] (SPARK-9834) Normal equation solver for ordinary least squares

2015-09-06 Thread DB Tsai (JIRA)
[ https://issues.apache.org/jira/browse/SPARK-9834?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=14732440#comment-14732440 ] DB Tsai commented on SPARK-9834: In fact, for linear regression, if the # of features is small, X^TX is

[jira] [Commented] (SPARK-9834) Normal equation solver for ordinary least squares

2015-09-03 Thread Apache Spark (JIRA)
[ https://issues.apache.org/jira/browse/SPARK-9834?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=14729388#comment-14729388 ] Apache Spark commented on SPARK-9834: - User 'mengxr' has created a pull request for this issue: