R: [Camino-users] R: bg mask track error

Curci Marina Carmela marina.curci at epfl.ch
Wed Jul 11 13:36:22 PDT 2012


I refer to the number of seed points that I read when i run track and to the number that i see after I run procstreamlines
________________________________________
Da: Philip A Cook [cookpa at mail.med.upenn.edu]
Inviato: mercoledì 11 luglio 2012 22.32
A: Curci Marina Carmela
Oggetto: Re: [Camino-users] R: bg mask track error

Hi,

How are you counting the streamlines?

On Jul 11, 2012, at 3:14 PM, Curci Marina Carmela wrote:

> Hello....sorry for the spam...It's just to say that I solved my problem...
>
> I have a question: if I run the track command and then procstreamlines using as input for track the pds file, I have noticed that the number of streamlines generated with track is different from the number of streamlines processed by procstreamlines. Could you explain to me the reason, please??
>
> Thank you for your help!!!
> Marina
> ________________________________________
> Da: Curci Marina Carmela
> Inviato: mercoledì 11 luglio 2012 15.14
> A: camino-users at www.nitrc.org
> Oggetto: bg mask track error
>
> Hello to everyone!!
> I'm running DTI and deterministic tractography on 2 different datasets with 2 different resolutions.
> Because of the seedfile has different dimensions from input file I use the option -header and I use also the option -bgmask using as background mask the white matter mask.
> This method works well with one dataset, but not with the other one, because I receive the following error:
>
> 'Brain mask must be in the same voxel space as the input data'
>
> I suppose there is a sort of conflict between the bgmask and the dataset, but I don't understand the problem.
> I estimate the diffusion tensor using the bgmask but I don't have any kind of problem.
>
> Could you help me please??
>
> Maybe the headers could be useful for you:
>
> DATASET WITH ERROR
>
> DATASET (argument for option -header)
> sizeof_hdr     348
> data_type      INT16
> dim0           4
> dim1           128
> dim2           128
> dim3           36
> dim4           65
> dim5           0
> dim6           0
> dim7           0
> vox_units      mm
> time_units     s
> datatype       4
> nbyper         2
> bitpix         16
> pixdim0        0.0000000000
> pixdim1        2.0000000000
> pixdim2        2.0000000000
> pixdim3        3.0000000000
> pixdim4        8.1000003815
> pixdim5        0.0000000000
> pixdim6        0.0000000000
> pixdim7        0.0000000000
> vox_offset     352
> cal_max        0.0000
> cal_min        0.0000
> scl_slope      0.000000
> 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     Scanner Anat
> qform_code     1
> qto_xyz:1      -1.999997  -0.003654  0.000000  130.620819
> qto_xyz:2      0.003654  -1.999997  0.000000  138.607727
> qto_xyz:3      0.000000  0.000000  3.000000  -24.710392
> qto_xyz:4      0.000000  0.000000  0.000000  1.000000
> qform_xorient  Right-to-Left
> qform_yorient  Anterior-to-Posterior
> 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        SIEMENS TrioTim 3T
>
>
> BGMASK
> sizeof_hdr     348
> data_type      FLOAT32
> dim0           3
> dim1           128
> dim2           128
> dim3           36
> dim4           1
> dim5           1
> dim6           1
> dim7           1
> vox_units      mm
> time_units     s
> datatype       16
> nbyper         4
> bitpix         32
> pixdim0        0.0000000000
> pixdim1        2.0000000000
> pixdim2        2.0000000000
> pixdim3        3.0000000000
> pixdim4        1.0000000000
> pixdim5        0.0000000000
> pixdim6        0.0000000000
> pixdim7        0.0000000000
> 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     Scanner Anat
> qform_code     1
> qto_xyz:1      -1.999997  -0.003654  0.000000  130.620819
> qto_xyz:2      0.003654  -1.999997  0.000000  138.607758
> qto_xyz:3      0.000000  0.000000  3.000000  -24.710392
> qto_xyz:4      0.000000  0.000000  0.000000  1.000000
> qform_xorient  Right-to-Left
> qform_yorient  Anterior-to-Posterior
> qform_zorient  Inferior-to-Superior
> sform_name     Scanner Anat
> sform_code     1
> sto_xyz:1      -1.999997  -0.003654  0.000000  130.620819
> sto_xyz:2      0.003654  -1.999997  0.000000  138.607758
> sto_xyz:3      0.000000  0.000000  3.000000  -24.710392
> sto_xyz:4      0.000000  0.000000  0.000000  1.000000
> sform_xorient  Right-to-Left
> sform_yorient  Anterior-to-Posterior
> sform_zorient  Inferior-to-Superior
> file_type      NIFTI-1+
> file_code      1
> descrip        FSL4.1
>
>
>
> DATASET WITHOUT ERROR
>
> DATASET(argument for option -header)
> sizeof_hdr     348
> data_type      INT16
> dim0           4
> dim1           96
> dim2           96
> dim3           34
> dim4           21
> dim5           0
> dim6           0
> dim7           0
> vox_units      mm
> time_units     s
> datatype       4
> nbyper         2
> bitpix         16
> pixdim0        0.0000000000
> pixdim1        2.2083332539
> pixdim2        2.2083332539
> pixdim3        3.0000000000
> pixdim4        6.0000000000
> pixdim5        0.0000000000
> pixdim6        0.0000000000
> pixdim7        0.0000000000
> vox_offset     352
> cal_max        0.0000
> cal_min        0.0000
> scl_slope      0.000000
> 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     Scanner Anat
> qform_code     1
> qto_xyz:1      -2.208333  0.000000  0.000000  107.204773
> qto_xyz:2      0.000000  -2.208333  0.000000  118.048157
> qto_xyz:3      0.000000  0.000000  3.000000  -36.849396
> qto_xyz:4      0.000000  0.000000  0.000000  1.000000
> qform_xorient  Right-to-Left
> qform_yorient  Anterior-to-Posterior
> 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        SIEMENS TrioTim 3T
>
> BGMASK
> sizeof_hdr     348
> data_type      FLOAT32
> dim0           3
> dim1           96
> dim2           96
> dim3           34
> dim4           1
> dim5           1
> dim6           1
> dim7           1
> vox_units      mm
> time_units     s
> datatype       16
> nbyper         4
> bitpix         32
> pixdim0        0.0000000000
> pixdim1        2.2083332539
> pixdim2        2.2083332539
> pixdim3        3.0000000000
> pixdim4        1.0000000000
> pixdim5        0.0000000000
> pixdim6        0.0000000000
> pixdim7        0.0000000000
> 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     Scanner Anat
> qform_code     1
> qto_xyz:1      -2.208333  0.000000  0.000000  107.204773
> qto_xyz:2      0.000000  -2.208333  0.000000  118.048149
> qto_xyz:3      0.000000  0.000000  3.000000  -36.849396
> qto_xyz:4      0.000000  0.000000  0.000000  1.000000
> qform_xorient  Right-to-Left
> qform_yorient  Anterior-to-Posterior
> qform_zorient  Inferior-to-Superior
> sform_name     Scanner Anat
> sform_code     1
> sto_xyz:1      -2.208333  0.000000  0.000000  107.204773
> sto_xyz:2      0.000000  -2.208333  0.000000  118.048149
> sto_xyz:3      0.000000  0.000000  3.000000  -36.849396
> sto_xyz:4      0.000000  0.000000  0.000000  1.000000
> sform_xorient  Right-to-Left
> sform_yorient  Anterior-to-Posterior
> sform_zorient  Inferior-to-Superior
> file_type      NIFTI-1+
> file_code      1
> descrip        FSL4.1
>
> Thank you for your availability,
> Marina
> _______________________________________________
> Camino-users mailing list
> Camino-users at www.nitrc.org
> http://www.nitrc.org/mailman/listinfo/camino-users



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