Sorry, but I don't think I was very clear. I meant when I open the images
co-registered and resliced in SPM using other programs. For example, when I
open the mask in MRIcron, the intensity values are changed. But thank you very
much for your e-mails.
Quoting John Ashburner <[log in to unmask]>:
> I have no ideas about this. Are you sure the other programs were using=20
> nearest neighbour interpolation?
>
> Best regards,
> =2DJohn
>
> On Friday 16 May 2008 12:23, L=FAcia Garrido wrote:
>> Thanks very much. But my problem is when I open the mask after re-slicing
>> with other programs. Should I save the mask as a different format?
>>
>> Quoting John Ashburner <[log in to unmask]>:
>> > If you use the Display or Check Reg buttons of SPM, try setting the=3D20
>> > interpolation used to display the images to NN.
>> >
>> > Best regards,
>> > =3D2DJohn
>> >
>> > On Friday 16 May 2008 12:12, L=3DFAcia Garrido wrote:
>> >> Dear SPM users,
>> >>
>> >> I need to get a mask derived from subjects' T1 in the same space of a
>> >> fractional anisotropy (FA) image. I've tried to use 'co-register:
>> >> estimate and reslice' in SPM 5, using the FA image as reference, the T1
>> >> as source image and putting the mask in 'other images' (the mask is
>> >> aligned with the T1). I've used all default options except for the
>> >> interpolation, which I changed for 'nearest neighbour'.
>> >>
>> >> The problem with this is that the values in the mask change after
>> >> co-registration. I needed the intensity values in the mask to stay the
>> >> sa=3D
>> >
>> > me
>> >
>> >> so that I can idenitfy the regions labelled in the mask.
>> >>
>> >> I'd be very grateful if someone could suggest how to solve this.
>> >>
>> >> Thank you very much.
>> >>
>> >> Best regards,
>> >>
>> >> Lucia
>
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