bugGNU Scientific Library - Bugs: bug #50712, Test failure for lm+accel and fdfvv

 
 

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bug #50712: Test failure for lm+accel and fdfvv

Submitter:  Patrick Alken <psa>
Submitted:  Mon 03 Apr 2017 09:56:24 PM UTC
   
 
Category:  None Severity:  3 - Normal
Operating System:  Status:  None
Assigned to:  None Open/Closed:  Open
Release: 

Mon 03 Apr 2017 09:56:24 PM UTC, original submission:  

Using an older compiler, on i586 the tests fail to converge in a
multifit_nlinear test,

[  304s] FAIL: test
[  304s] ==========
[  304s]
[  304s] trs = levenberg-marquardt
[  304s] solver = cholesky
[  304s] solver = qr
[  304s] solver = svd
[  304s] trs = levenberg-marquardt+accel
[  304s] solver = cholesky
[  304s] solver = qr
[  304s] solver = svd
[  304s] FAIL:
trust-region/levenberg-marquardt+accel/scale=more/solver=svd/fdfvv/box3d
did not converge, status=exceede
d max number of iterations [39959]
[  304s] FAIL:
trust-region/levenberg-marquardt+accel/scale=more/solver=svd/fdfvv/weighted/box3d
did not converge, statu
s=exceeded max number of iterations [39963]
[  304s] FAIL:
trust-region/levenberg-marquardt+accel/scale=more/solver=svd/fdfvv/box3d
did not converge, status=exceede
d max number of iterations [40457]
[  304s] FAIL:
trust-region/levenberg-marquardt+accel/scale=more/solver=svd/fdfvv/weighted/box3d
did not converge, statu
s=exceeded max number of iterations [40461]
[  304s] FAIL:
trust-region/levenberg-marquardt+accel/scale=more/solver=svd/fdfvv/box3d
did not converge, status=exceede
d max number of iterations [42066]
[  304s] FAIL:
trust-region/levenberg-marquardt+accel/scale=more/solver=svd/fdfvv/weighted/box3d
did not converge, status=exceeded max number of iterations [42070]
[  304s] FAIL:
trust-region/levenberg-marquardt+accel/scale=more/solver=svd/fdfvv/box3d
did not converge, status=exceeded max number of iterations [42564]
[  304s] FAIL:
trust-region/levenberg-marquardt+accel/scale=more/solver=svd/fdfvv/weighted/box3d
did not converge, status=exceeded max number of iterations [42568]
[  304s] trs = dogleg
[  304s] solver = cholesky
[  304s] solver = qr
[  304s] solver = svd
[  304s] trs = double-dogleg
[  304s] solver = cholesky
[  304s] solver = qr
[  304s] solver = svd
[  304s] trs = 2D-subspace
[  304s] solver = cholesky
[  304s] solver = qr
[  304s] solver = svd

 Patrick Alken <psa>
Group administrator

 

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Depends on the following items: None found

Items that depend on this one: None found

 

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