Hi Bruce,I have uploaded the baseline K_EL03_1.nii.gz and followup
K_EL03_2.nii.gz via FTP File Exchange.

Thanks,

Yawu

On Thu, Jan 29, 2015 at 3:28 AM, Bruce Fischl <fis...@nmr.mgh.harvard.edu>
wrote:

> Hi Yawu
>
> Can you upload those two volumes so we can take a look?
> Cheers
> Bruce
>
>
>
> On Jan 28, 2015, at 4:33 PM, Liu Y <liuy8...@gmail.com> wrote:
>
> Dear experts,
> Recently I run freesurfer longitudinal analysis
> (freesurfer-Linux-centos6_x86_64-stable-pub-v5.3.0), during the creation of
> the BASE, I get the following error "Volumes differ in geometry row=1 col=4
> diff=4.745766(4.74577)". We did not change the protocol during the study
> period. I check the baseline and follow-up images with mri_info, it shows
> like this for baseline images .
> Volume information for K_EL03_1.nii.gz
> type: nii
> dimensions: 208 x 256 x 160
> voxel sizes: 1.1719, 1.1719, 1.2000
> type: FLOAT (3)
> fov: 243.750
> dof: 0
> xstart: -121.9, xend: 121.9
> ystart: -150.0, yend: 150.0
> zstart: -96.0, zend: 96.0
> TR: 2400.00 msec, TE: 0.00 msec, TI: 0.00 msec, flip angle: 0.00 degrees
> nframes: 1
> PhEncDir: UNKNOWN
> ras xform present
> xform info: x_r =   0.0000, y_r =   0.0000, z_r =   1.0000, c_r =
> 1.9559
> : x_a =  -1.0000, y_a =   0.0000, z_a =   0.0000, c_a =    24.3864
> : x_s =   0.0000, y_s =   1.0000, z_s =   0.0000, c_s =   -21.0540
> Orientation   : PSR
> Primary Slice Direction: sagittal
>
> voxel to ras transform:
> 0.0000   0.0000   1.2000   -94.0441
> -1.1719   0.0000   0.0000   146.2614
> 0.0000   1.1719   0.0000  -171.0540
> 0.0000   0.0000   0.0000     1.0000
>
> voxel-to-ras determinant -1.64795
> ras to voxel transform:
> -0.0000  -0.8533  -0.0000   124.809 <124.8097> -0.0000  -0.0000
> 0.8533   145.9661
> 0.8333   0.0000   0.0000    78.3701
> 0.0000   0.0000   0.0000     1.0000
> >
> and for followup images:Volume information for K_EL03_2.nii.gz
> type: nii
> dimensions: 208 x 256 x 160
> voxel sizes: 1.1719, 1.1719, 1.2000
> type: FLOAT (3)
> fov: 243.750
> dof: 0
> xstart: -121.9, xend: 121.9
> ystart: -150.0, yend: 150.0
> zstart: -96.0, zend: 96.0
> TR: 2400.00 msec, TE: 0.00 msec, TI: 0.00 msec, flip angle: 0.00 degrees
> nframes: 1
> PhEncDir: UNKNOWN
> ras xform present
> xform info: x_r =   0.0000, y_r =   0.0000, z_r =   1.0000, c_r =
> -2.7898
> : x_a =  -1.0000, y_a =   0.0000, z_a =   0.0000, c_a =    17.2881
> : x_s =   0.0000, y_s =   1.0000, z_s =   0.0000, c_s =   -34.7603
> Orientation   : PSR
> Primary Slice Direction: sagittal
>
> voxel to ras transform:
> 0.0000   0.0000   1.2000   -98.7898
> -1.1719   0.0000   0.0000   139.1631
> 0.0000   1.1719   0.0000  -184.7603
> 0.0000   0.0000   0.0000     1.0000
>
> voxel-to-ras determinant -1.64795
>
> ras to voxel transform:
> -0.0000  -0.8533  -0.0000   118.7526
> -0.0000  -0.0000   0.8533   157.6622
> 0.8333   0.0000   0.0000    82.3249
> 0.0000   0.0000   0.0000     1.0000
>
> I have no ideal what is going wrong. Please help.
> By the way I used dcm2nii Gui (compressed FSL 4DNIfTInii) convert dcm to
> nii.gz.
> Thanks,
>
> Yawu
>
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