hi all (esp. Jesper):
I'm having an odd problem running eddy, where it gives me an error stating that my mask is empty even when it isn't. I've replicated this across several different namings and different machines. any suggestions would be greatly appreciated - see trace below.
cheers
russ
eddy --imain=sub037/DTI/all_dwi --mask=sub037/DTI/mean_lowb_unwarped_brain_mask --bvecs=sub037/DTI/all_bvecs.txt --bvals=sub037/DTI/all_bvals.txt --acqp=sub037/DTI/acquisition_parameters.txt --index=sub037/DTI/index.txt --topup=sub037/DTI/topup_output --out=sub037/DTI/eddy_corrected --verbose
fdt_rotate_bvecs sub037/DTI/all_bvecs.txt sub037/DTI/rotated_bvecs.txt sub037/DTI/eddy_corrected.ecclog
Reading images
Loading prediction maker
Evaluating prediction maker model
Calculating parameter updates
Iter: 0, Total mss = nan
Loading prediction maker
Evaluating prediction maker model
ERROR:: Empty mask image
ERROR:: Empty mask image
Calculating parameter updates
terminate called after throwing an instance of 'NEWMAT::SingularException'
sh: line 1: 20001 Aborted eddy --imain=sub037/DTI/all_dwi --mask=sub037/DTI/mean_lowb_unwarped_brain_mask --bvecs=sub037/DTI/all_bvecs.txt --bvals=sub037/DTI/all_bvals.txt --acqp=sub037/DTI/acquisition_parameters.txt --index=sub037/DTI/index.txt --topup=sub037/DTI/topup_output --out=sub037/DTI/eddy_corrected --verbose
c340-109$ fslstats sub037/DTI/mean_lowb_unwarped_brain_mask -V
333637 1721523.375000
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