>
>Hi all,
>
>I am running the command cluster in order to separate the clusters from the
>ICA results (image with zscores).
>After running the following command using the image in MNI space:
>
>cluster --in=/ica_test_16.nii --thresh=2 -o cluster_index_2 --
>osize=/cluster_size_2_MNI > cluster_info_2_MNI.txt --verbose
>
>I have the following output:
>
>Zvol:: Size = (121,145,121)
>Zvol:: ROI Size = (121,145,121)
>Zvol:: Dims = (1.5,1.5,1.5)
>Zvol:: Minimum and maximum intensities are: -5.36202 and 11.2541
>Mask:: Size = (121,145,121)
>Mask:: ROI Size = (121,145,121)
>Mask:: Dims = (1.5,1.5,1.5)
>Mask:: Minimum and maximum intensities are: 0 and 1
>Labelim:: Size = (121,145,121)
>Labelim:: ROI Size = (121,145,121)
>Labelim:: Dims = (1.5,1.5,1.5)
>Labelim:: Minimum and maximum intensities are: 0 and 41
>Number of labels = 42
>Number of sub-p clusters = 0
>42 labels in sortedidx
>Cluster Index Voxels MAX MAX X (vox) MAX Y (vox) MAX Z (vox) COG X (vox) COG
Y
>(vox) COG Z (vox)
>41 9978 11.3 60 48 59 60.3 49.7 63.3
>40 3977 7.45 60 121 43 63.6 120 51.2
>39 2298 7.94 86 39 81 86.5 39.7 74.9
>38 2075 6.51 30 45 71 30.2 43.6 72.6
>37 457 3.79 75 110 81 76.1 107 79.1
>36 420 3.45 46 127 59 45.3 126 58.1
>35 341 3.86 20 80 35 19 76.7 35
>34 227 3.32 45 114 69 45.4 115 69.2
>33 190 3.43 85 97 29 86.3 96.5 30.5
>32 156 2.93 99 72 39 99.7 71.1 40.3
>31 140 3.4 88 104 38 86.7 105 37.5
>30 139 2.7 60 88 66 60.1 82.5 67.4
>29 104 2.83 88 98 76 89.1 96.9 76.2
>28 83 2.71 37 28 38 37 27.4 37.7
>27 79 2.56 33 74 29 34.4 71.9 29.3
>26 71 2.64 69 80 38 70.2 78.8 37.5
>25 71 2.6 78 58 39 78.1 60 37.6
>24 59 2.67 18 81 61 19 81.3 61.5
>23 49 2.36 98 82 61 97.4 81.1 62.2
>22 41 2.72 69 118 77 69.1 117 76.8
>21 41 2.77 34 99 26 34.1 98.5 25.5
>20 38 2.59 102 76 54 101 75.7 54.7
>19 37 2.61 45 61 38 45.1 60.7 37.4
>18 31 2.84 23 105 54 23 105 54.1
>17 28 2.37 69 62 42 68.8 61.6 41.3
>16 25 2.4 18 68 47 18 68.3 46.9
>15 19 2.3 59 58 28 59.2 58.2 28
>14 18 2.2 73 110 72 72.3 110 71.7
>13 17 2.17 29 77 70 28.5 77.1 71.1
>12 15 2.13 19 73 46 19.9 73.4 45.5
>11 8 2.25 61 98 39 61 97.9 39.5
>10 7 2.12 23 68 34 23 68 34
>9 6 2.27 49 120 76 49.7 120 75.7
>8 6 2.25 56 19 58 56 18.7 57.8
>7 3 2.05 73 49 97 72.3 48.7 97
>6 3 2.09 101 81 31 101 80.7 31
>5 2 2.04 89 74 70 89 74.5 70
>4 1 2.02 57 37 85 57 37 85
>3 1 2 85 29 65 85 29 65
>2 1 2 18 70 42 18 70 42
>1 1 2.01 29 42 35 29 42 35
>
>
>But I wanted to run it using the same image but in subject space. So I run
the
>some command after having deformed the image (deformation in spm8), but this
>time the output is different:
>
>Zvol:: Size = (224,256,192)
>Zvol:: ROI Size = (224,256,192)
>Zvol:: Dims = (0.859375,0.859375,1.1)
>Zvol:: Minimum and maximum intensities are: nan and nan
>Mask:: Size = (224,256,192)
>Mask:: ROI Size = (224,256,192)
>Mask:: Dims = (0.859375,0.859375,1.1)
>Mask:: Minimum and maximum intensities are: 0 and 0
>Labelim:: Size = (224,256,192)
>Labelim:: ROI Size = (224,256,192)
>Labelim:: Dims = (0.859375,0.859375,1.1)
>Labelim:: Minimum and maximum intensities are: 0 and 0
>Number of labels = 1
>Number of sub-p clusters = 0
>1 labels in sortedidx
>Cluster Index Voxels MAX MAX X (vox) MAX Y (vox) MAX Z (vox) COG X (vox) COG
Y
>(vox) COG Z (vox)
>
>
>So it seems that it can't recognize the Minimum and maximum intensities of
the
>image.
>Do you have any ideas of why and of what I can do in order to have an output?
>
>Thanks,
>Marica.
>
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