Hi Vasudev,Is this with fslmaths? The images that you pass to fslmaths must have the same dimensions/resolution/orientation. You will need to resample one of your images to match the dimensions of the other. Cheers,PaulOn 7 February 2017 at 16:09, Dev vasu <vasudevamurthy.devulapally@gmail.com > wrote:vasudevThanksKindly let me know the issue with inconsistent orientation and how i could possibly change it.Dear all,I am incurring some problems concerning orientation of ROI mask when i apply to GM mask, I am incurring following error
" WARNING:: Inconsistent orientations for individual images in pipeline!
Will use voxel-based orientation which is probably incorrect - *PLEASE CHECK*!
Image Exception : #3 :: Attempted to multiply images/ROIs of different sizes
terminate called after throwing an instance of 'RBD_COMMON::BaseException'
Aborted (core dumped) "
" vasudev@vasudev-OptiPlex-780:/media/vasudev/vkirsch4/Project _BLVP/VBMStudies/SubjectsT1w/ stats/atlases-nifti/ hippocampus-subfields/labels$ fslinfo brain1_labels.nii.gz
data_type UINT8
dim1 489
dim2 734
dim3 503
dim4 0
datatype 2
pixdim1 0.300000
pixdim2 0.300000
pixdim3 0.300000
pixdim4 0.000000
cal_max 0.0000
cal_min 0.0000
file_type NIFTI-1+
vasudev@vasudev-OptiPlex-780:/media/vasudev/vkirsch4/Project _BLVP/VBMStudies/SubjectsT1w/ stats/atlases-nifti/ hippocampus-subfields/labels$ fslinfo '/media/vasudev/vkirsch4/Proje ct_BLVP/VBMStudies/SubjectsT1w /stats/GM_mask.nii.gz'
data_type UINT8
dim1 91
dim2 109
dim3 91
dim4 1
datatype 2
pixdim1 2.000000
pixdim2 2.000000
pixdim3 2.000000
pixdim4 1.000000
cal_max 0.0000
cal_min 0.0000
file_type NIFTI-1+
"