Dear Klaas and DCM specialists
This is the cause of my trouble.
I appreciate your advice very much.
>you choose the VOIs in exactly the same order as they are specified by
>spm_dcm_voi?
Shoichi
>
>
>At 03:10 08/12/2006, you wrote:
>>Dear Klaas and DCM experts,
>>
>>Thank you for your response.
>>I am sorry, but I cannot succeed if I modified the description of
>>spm_dcm_U. However, I found that the error message disappeared. I used the
>>current version of SPM2 (original SPM2 overwritten with the current
updates
>>files, updates.tar.gz, Apr 11 2005,
>>ftp://ftp.fil.ion.ucl.ac.uk/spm/spm2_updates/). I also downloaded
>>spm_logdet.m. I confirmed that the procedure (3) and (4) are correct.
>>
>>My results are:
>>[a] manually calculated using GUI
>>DCM.B =
>> 0 0 0.0011
>> 0 0 0.0015
>> 0 0 0
>>
>>[b] batch analyse with "spm_dcm_voi"
>>(3) spm_dcm_voi('DCM_model1',
>>{'VOI_ROI1.mat', 'VOI_ROI2.mat', 'VOI_ROI3.mat'}) ;
>>(4) spm_dcm_U('DCM_model1','SPM',1,[2]);
>>(5) spm_dcm_estimate('DCM_model1')
>>DCM.B =
>> 0 0 0.0026
>> 0 0 0.0060
>> 0 0 0
>>
>>[c] batch analyse without "spm_dcm_voi"
>>(4) spm_dcm_U('DCM_model1','SPM',1,[2]);
>>(5) spm_dcm_estimate('DCM_model1')
>>DCM.B =
>> 0 0 0.0011
>> 0 0 0.0015
>> 0 0 0
>>
>>I think the step (3) is wrong, but I do not why. Is it due to the
>>discordance among SPM files?
>>
>>Sincerely,
>>
>>Shoichi
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