GNU Scientific Library - Bugs: bug #46369, lmniel nonlinear least squares...
You are not allowed to post comments on this tracker with your current authentication level.
bug #46369: lmniel nonlinear least squares solver optimization
Submitter: | Patrick Alken <psa> | ||
Submitted: | Tue 03 Nov 2015 06:51:35 AM UTC | ||
Category: | None | Severity: | 3 - Normal |
Operating System: | Status: | Fixed | |
Assigned to: | None | Open/Closed: | Closed |
Release: |
Fri 20 Nov 2015 12:05:22 AM UTC, comment #1: |
Patrick Alken <psa> |
Tue 03 Nov 2015 06:51:35 AM UTC, original submission:
The lmniel solver is using dgemm to compute J^T J and then a QR decomposition. This should be changed to dsyrk and a Cholesky decomposition for speed improvement |
Patrick Alken <psa> |
No files currently attached
Depends on the following items: None found
Items that depend on this one: None found
Carbon-Copy List
Follow 2 latest changes.
Date | Changed by | Updated Field | Previous Value | => | Replaced by |
---|---|---|---|---|---|
2016-09-15 | psa | Status | None | Fixed | |
Open/Closed | Open | Closed |
Powered by Savane 3.13-02a9.
Corresponding source code
Changed dgemm -> dsyrk in commit 85f33adc091ec6a1ecf43d4ad493629ffc69acb4