[FieldTrip] Loading atlas_MMP1.0_4k.mat error not found && ft_sourceanalysis SVD NaN Inf

[Tzvetan Popov]

Dear Rene,

The objects you are looking for are located here: ftp://ftp.fieldtriptoolbox.org/pub/fieldtrip/tutorial/networkanalysis_eeg/ <ftp://ftp.fieldtriptoolbox.org/pub/fieldtrip/tutorial/networkanalysis_eeg/>
Good luck
tzvetan


> On 5 Mar 2021, at 12:13, Andrade Rey René <rene.andrade at edu.uah.es> wrote:
> 
> I have seen fro EEG I should use dkatlas. Although that would actually give me the same error because I don’t know where it is located. 
> 
>> On 5 Mar 2021, at 11:21, Andrade Rey René <rene.andrade at edu.uah.es <mailto:rene.andrade at edu.uah.es>> wrote:
>> 
>> Dear community:
>> I m trying to run the tutorial of connectivity EEG analysis modified from MEG. And I receive this error message.
>> 
>> 
>> 
>> Error using load
>> Unable to read file 'atlas_MMP1.0_4k.mat'. No such file or directory.
>> 
>> Error in fieldtrip_coherence (line 231)
>> load atlas_MMP1.0_4k.mat;
>> 
>> 
>>  I could finally reduce the source model to 3d8 because 3d10 gives an error of NaN or Inf. 
>> 
>> Error using svd
>> Input to SVD must not contain NaN or Inf.
>> 
>> Error in ft_inverse_pcc>pinv (line 352)
>>   [U,S,V] = svd(A,0);
>> 
>> Error in ft_inverse_pcc (line 253)
>>           filt = pinv(lfa' * invCmeg * lfa) * lfa' * invCmeg;
>> 
>> Error in ft_sourceanalysis (line 775)
>>           dip(i) = ft_inverse_pcc(sourcemodel, sens, headmodel, avg, squeeze_Cf,
>>           methodopt{:}, leadfieldopt{:}, 'refdip', cfg.refdip, 'refchan', refchanindx,
>>           'supdip', cfg.supdip, 'supchan', supchanindx);
>> 
>> Error in fieldtrip_coherence (line 108)
>> source = ft_sourceanalysis(cfg, freq);
>> 
>> 
>> Best,
>> Rene Andrade. 
> 
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