http://www.nitrc.org/forum/forum.php?forum_id=6514 <div class="markdown_content"><p>Hi all,</p> <p>I am trying to refine the registration to the spinal cord template using gray matter information, but I can't get the gray matter segmentation to work.<br/> When I run the command sct_segment_graymatter with just image target and image segmentation as input parameters (-i -s), I get this error (I am running version 3.0_beta10):</p> <div class="codehilite"><pre>Spinal Cord Toolbox (version 3.0_beta10-bc4a1deefc59bbe3e58fa8a565f48763253c8d9d) Running /home/marco/sct_3.0_beta10/scripts/sct_segment_graymatter.py -i 601-str.nii -s 601-mask-str.nii Building the appearance model... Traceback (most recent call last): File "/home/marco/sct_3.0_beta10/scripts/sct_segment_graymatter.py", line 693, in &lt;module&gt; gmsegfull = FullGmSegmentation(input_target_fname, input_sc_seg_fname, input_level_fname, ref_gm_seg=input_ref_gm_seg, compute_ratio=compute_ratio, model_param=model_param, seg_param=seg_param) File "/home/marco/sct_3.0_beta10/scripts/sct_segment_graymatter.py", line 328, in __init__ self.model = Model(model_param=self.model_param) File "/home/marco/sct_3.0_beta10/scripts/msct_multiatlas_seg.py", line 469, in __init__ self.dictionary = ModelDictionary(dic_param=self.param) File "/home/marco/sct_3.0_beta10/scripts/msct_multiatlas_seg.py", line 136, in __init__ self.load_dic() File "/home/marco/sct_3.0_beta10/scripts/msct_multiatlas_seg.py", line 374, in load_dic self.slices = [Slice(slice_id=i_slice, level=dic_slice[3], im_m=dic_slice[0], wm_seg_m=dic_slice[1], gm_seg_m=dic_slice[2], im_m_flat=dic_slice[0].flatten(), wm_seg_m_flat=dic_slice[1].flatten()) for i_slice, dic_slice in enumerate(model_slices)] # type: list of slices AttributeError: 'tuple' object has no attribute 'flatten' </pre></div> <p>Any clues?</p> <p>Thanks a lot</p> <p>Marco</p></div> en-us Copyright 2000-2026 NITRC OSI Sat, 18 Apr 2026 18:09:56 GMT http://blogs.law.harvard.edu/tech/rss NITRC RSS generator