[Mristudio-users] Using processed data

[Mark A. Pinsk]

Yes, these are small animal brains so I am scanning at high resolution
(1x1x1.1).

The change to -1 in one of the dimensions is indeed strange, as you noted.

I will try going to rec format as suggested by Susumu in a recent
reply, and post my outcome.



On Wed, Dec 16, 2009 at 9:46 PM, Gonzalo Rojas <grojasy at puc.cl> wrote:
> Hi Mark:
>
>  Are you sure that the Pixel Size is 1 mm in your DWI images ?...  You
> entered that value in DTI-Studio, and you have that values in the Analyze
> and NIFTI files, but it is a uncomon pixel size for DWI...
>
>  Sincerely,
>
> Gonzalo Rojas Costa
> Department of Radiology
> Las Condes Clinic
> Lo Fontecilla 441, Las Condes, Santiago, Chile.
> Tel: 56-2-2105170
> Cel: 56-9-97771785
> www.clc.cl
>
> El 16-12-2009 22:02, Mark A. Pinsk escribió:
>>
>> And the original 4D Nifti follow reads as follows, in comparison:
>>
>> fslinfo data.nii
>>
>> data_type      FLOAT32
>> dim1           96
>> dim2           128
>> dim3           47
>> dim4           65
>> datatype       16
>> pixdim1        1.0000000000
>> pixdim2        1.0000000000
>> pixdim3        1.1000000238
>> pixdim4        1.0000000000
>> cal_max        3154.5610
>> cal_min        -1285.1160
>> file_type      NIFTI-1+
>