[jira] [Commented] (MATH-664) Replace LUDecompostionImpl with QRDecompositionImpl in AbstractLeastSquaresOptimizer

2012-01-14 Thread Luc Maisonobe (Commented) (JIRA)
[ https://issues.apache.org/jira/browse/MATH-664?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13186213#comment-13186213 ] Luc Maisonobe commented on MATH-664: The testNonInvertible is really non-invertible. It

[jira] [Commented] (MATH-664) Replace LUDecompostionImpl with QRDecompositionImpl in AbstractLeastSquaresOptimizer

2012-01-13 Thread Gilles (Commented) (JIRA)
[ https://issues.apache.org/jira/browse/MATH-664?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13185563#comment-13185563 ] Gilles commented on MATH-664: - Hi Luc. Assuming that you wrote the testNonInvertible unit test,

[jira] [Commented] (MATH-664) Replace LUDecompostionImpl with QRDecompositionImpl in AbstractLeastSquaresOptimizer

2012-01-12 Thread Gilles (Commented) (JIRA)
[ https://issues.apache.org/jira/browse/MATH-664?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13184925#comment-13184925 ] Gilles commented on MATH-664: - bq. add a user-defined threshold [in QRDecomposition]. Done in

[jira] [Commented] (MATH-664) Replace LUDecompostionImpl with QRDecompositionImpl in AbstractLeastSquaresOptimizer

2012-01-12 Thread Gilles (Commented) (JIRA)
[ https://issues.apache.org/jira/browse/MATH-664?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13184963#comment-13184963 ] Gilles commented on MATH-664: - When changing from LUDecomposition to QRDecomposition in

[jira] [Commented] (MATH-664) Replace LUDecompostionImpl with QRDecompositionImpl in AbstractLeastSquaresOptimizer

2012-01-11 Thread Gilles (Commented) (JIRA)
[ https://issues.apache.org/jira/browse/MATH-664?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13184041#comment-13184041 ] Gilles commented on MATH-664: - Slight problem: {{QRDecomposition}} does not provide for setting

[jira] [Commented] (MATH-664) Replace LUDecompostionImpl with QRDecompositionImpl in AbstractLeastSquaresOptimizer

2012-01-11 Thread Luc Maisonobe (Commented) (JIRA)
[ https://issues.apache.org/jira/browse/MATH-664?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13184046#comment-13184046 ] Luc Maisonobe commented on MATH-664: +1 to add a user-defined threshold with a default

[jira] [Commented] (MATH-664) Replace LUDecompostionImpl with QRDecompositionImpl in AbstractLeastSquaresOptimizer

2012-01-10 Thread Gilles (Commented) (JIRA)
[ https://issues.apache.org/jira/browse/MATH-664?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13183293#comment-13183293 ] Gilles commented on MATH-664: - In the current design, it is difficult to allow a custom

[jira] [Commented] (MATH-664) Replace LUDecompostionImpl with QRDecompositionImpl in AbstractLeastSquaresOptimizer

2011-11-24 Thread Luc Maisonobe (Commented) (JIRA)
[ https://issues.apache.org/jira/browse/MATH-664?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13156892#comment-13156892 ] Luc Maisonobe commented on MATH-664: I would agree with using QR if we don't let the

[jira] [Commented] (MATH-664) Replace LUDecompostionImpl with QRDecompositionImpl in AbstractLeastSquaresOptimizer

2011-09-10 Thread Gilles (JIRA)
[ https://issues.apache.org/jira/browse/MATH-664?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13102160#comment-13102160 ] Gilles commented on MATH-664: - Done in revision 1167612. Changing the decomposition algorithm

[jira] [Commented] (MATH-664) Replace LUDecompostionImpl with QRDecompositionImpl in AbstractLeastSquaresOptimizer

2011-09-09 Thread Gilles (JIRA)
[ https://issues.apache.org/jira/browse/MATH-664?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13101290#comment-13101290 ] Gilles commented on MATH-664: - Independently of the class to be used for computing the inverse,

[jira] [Commented] (MATH-664) Replace LUDecompostionImpl with QRDecompositionImpl in AbstractLeastSquaresOptimizer

2011-09-09 Thread Phil Steitz (JIRA)
[ https://issues.apache.org/jira/browse/MATH-664?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13101545#comment-13101545 ] Phil Steitz commented on MATH-664: -- I think that to meet the practical need that led you to

[jira] [Commented] (MATH-664) Replace LUDecompostionImpl with QRDecompositionImpl in AbstractLeastSquaresOptimizer

2011-09-08 Thread Phil Steitz (JIRA)
[ https://issues.apache.org/jira/browse/MATH-664?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13100318#comment-13100318 ] Phil Steitz commented on MATH-664: -- At the expense of returning nonsense if the problem is