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Hi Matthew, We weren't up to 5.0.8 on these analyses (5.0.5). And I wasn't using the -m option here, but the problem does go away when I supply a mask. Sorry for bringing up an issue that may not be an issue in the current version! Cheers, David > On Mar 3, 2015, at 11:03 AM, Matthew Webster <[log in to unmask]> wrote: > > Hello - are you using FSL 5.0.8? Did your randomise call use a mask image ( with -m )? > > Kind Regards > Matthew > >> Hi, >> >> I'm having a recurring issue with randomise (v2.9) output images not having a complete header (see below). I saw this issue mentioned on the forums before, but I can't find the solution: >> >> JISCMail - FSL Archive - Re: Randomise and file header (https://www.jiscmail.ac.uk/cgi-bin/webadmin?A2=FSL;339c1513.1403) >> >> Is this a bug in randomise? As a workaround, I'm using fslcpgeom to copy the header/dimension information from another image to make the randomise output display correctly in other programs (e.g., MRIcroN). >> >> Thanks! >> David >> >> >> >> vpn-client-172-16-8-231:cope1_3p6 DVS$ fslhd randomise_tfce_corrp_tstat1.nii.gz >> filename randomise_tfce_corrp_tstat1.nii.gz >> >> sizeof_hdr 348 >> data_type FLOAT32 >> dim0 3 >> dim1 87 >> dim2 105 >> dim3 87 >> dim4 1 >> dim5 1 >> dim6 1 >> dim7 1 >> vox_units mm >> time_units s >> datatype 16 >> nbyper 4 >> bitpix 32 >> pixdim0 0.000000 >> pixdim1 1.000000 >> pixdim2 1.000000 >> pixdim3 1.000000 >> pixdim4 1.000000 >> pixdim5 0.000000 >> pixdim6 0.000000 >> pixdim7 0.000000 >> vox_offset 352 >> cal_max 0.0000 >> cal_min 0.0000 >> scl_slope 1.000000 >> scl_inter 0.000000 >> phase_dim 0 >> freq_dim 0 >> slice_dim 0 >> slice_name Unknown >> slice_code 0 >> slice_start 0 >> slice_end 0 >> slice_duration 0.000000 >> time_offset 0.000000 >> intent Unknown >> intent_code 0 >> intent_name >> intent_p1 0.000000 >> intent_p2 0.000000 >> intent_p3 0.000000 >> qform_name Unknown >> qform_code 0 >> qto_xyz:1 1.000000 0.000000 0.000000 0.000000 >> qto_xyz:2 0.000000 1.000000 0.000000 0.000000 >> qto_xyz:3 0.000000 0.000000 1.000000 0.000000 >> qto_xyz:4 0.000000 0.000000 0.000000 1.000000 >> qform_xorient Left-to-Right >> qform_yorient Posterior-to-Anterior >> qform_zorient Inferior-to-Superior >> sform_name Unknown >> sform_code 0 >> sto_xyz:1 0.000000 0.000000 0.000000 0.000000 >> sto_xyz:2 0.000000 0.000000 0.000000 0.000000 >> sto_xyz:3 0.000000 0.000000 0.000000 0.000000 >> sto_xyz:4 0.000000 0.000000 0.000000 0.000000 >> sform_xorient Unknown >> sform_yorient Unknown >> sform_zorient Unknown >> file_type NIFTI-1+ >> file_code 1 >> descrip FSL5.0 >> aux_file