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

Submitted by:  Patrick Alken <psa>
Submitted on:  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>
Project Administrator

 

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Depends on the following items: None found

Items that depend on this one: None found

 

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