What file format are you using? It seems to be one that SPM can not
read. There is no filename extension, so it is not ANALYZE or NIFTI,
and the code for reading Ecat7 does not work for it.
Best regards,
-John
On 23 September 2010 14:29, Huynh Kim Hieu <[log in to unmask]> wrote:
> Dear SPM fans,
>
>
>
> In each subject, I have 8 scans: the first one has 8 frames and 7 others
> have 9 frames ( with the background).
>
> I don’t do Background Correction first but I do DynEcat2Spm of 8 scans and
> of 8 SumFrames scans ( 5-8 for the first scan and 6-9 for 7 others).
>
>
>
> I have to use the SPM2 ( too old for nowadays) to “Allow 4D analyze” to
> show the 8/9 images inside one big .IMG file (32/36MB).
>
>
>
> ->1/Could you tell me if we can do “Allow 4D analyze” in SPM5/8?
>
>
>
> I do a realignment of the first = the SumFrames scans and the second to
> ninth/tenth = 8/9 images (= frames) inside one big .IMG file in the good
> order.
>
>
>
> The result shows (except the background) almost the first and the second in
> the 8/9 images (=frames) inside one big .IMG have a lot of rotation and
> translation.
>
> Therefore, I take out 2 ones out of the realignment but SPM2 only creates a
> file rp_...txt and r….mat and stops: no graphs, no mean file nor r…img are
> made with the message:
>
>
>
> “??? Error using ==> spm_get_space>mat_from_header at 146
>
> Can't read matrix information from "Andrink_1d63_d484_de24".
>
>
>
> Error in ==> spm_get_space>fill_empty at 107
>
> Mfill = mat_from_header(imagename);
>
>
>
> Error in ==> spm_get_space at 86
>
> mat =
> fill_empty(Mo,nam);
>
>
>
> Error in ==> spm_realign at 138
>
> spm_get_space([P{s}(i).fname
> ',' num2str(P{s}(i).n)], P{s}(i).mat);
>
>
>
> Error in ==> spm_realign_ui>run_ui at 490
>
> spm_realign(P{i},flagsC);
>
>
>
> Error in ==> spm_realign_ui at 318
>
> run_ui(defaults.realign, defaults.modality);
>
>
>
> ??? Error while evaluating uicontrol Callback”
>
>
>
>
>
> ->2/Could you tell me how to fix that?
>
> -If not, can I use the realigned r…img with all images (32/36MB), do
> DynSpm2Ecat them, but NOT do BackgroundCorr. After that, do Sumframes –f
> 3-8/4-9 ( don’t use the 2 first frames + 1 background) and DynEcat2Spm to
> analyze them in SPM?
>
>
>
>
>
> Furthermore, one scan cannot be realigned with the message ““ there is not
> overlap in the images to obtain an solution“
>
> ->3/What do I have to do with that scan or just ignore this scan? SMP2 don’t
> work if I select only 6 to 9/5 to 8 images ( = frames) in the big .IMG file
> in the realignment.
>
>
>
>
>
> Thank you very much,
>
>
>
> Sincerely,
>
>
>
> Hieu Kim Huynh
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