bugGNU 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

Submitted by:  Patrick Alken <psa>
Submitted on:  Tue 03 Nov 2015 06:51:35 AM UTC  
Category: NoneSeverity: 3 - Normal
Operating System: Status: Fixed
Assigned to: NoneOpen/Closed: Closed

Fri 20 Nov 2015 12:05:22 AM UTC, comment #1:

Changed dgemm -> dsyrk in commit 85f33adc091ec6a1ecf43d4ad493629ffc69acb4

Patrick Alken <psa>
Project Administrator
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>
Project Administrator


No files currently attached


Depends on the following items: None found

Items that depend on this one: None found


Carbon-Copy List
  • -unavailable- added by psa (Submitted the item)

    Please enter the title of George Orwell's famous dystopian book (it's a date):



    Follow 2 latest changes.

    Date Changed By Updated Field Previous Value => Replaced By
    Thu 15 Sep 2016 05:44:37 PM UTCpsaStatusNone=>Fixed

    Back to the top

    Powered by Savane 3.1-cleanup1