[Mne_analysis] derivatives missing after forward solution with --grad

[Samuel Inverso]

Thanks Matti! That worked perfectly.
Cheers,
-Sam

Matti Hamalainen wrote:
> 
> Dear Sam,
> 
> On Dec 4, 2009, at 12:03 PM, Samuel Inverso wrote:
> 
>> Hi MNE-ers,
>>
>> I'm trying to find out why mne_do_forward_solution with --grad  is not
>> producing the field derivatives.
>>
>> Here's the command I use:
>> mne_do_forward_solution --subject subject --eegonly --grad --mindist 5
>> --src bem/subject-vol-5-src.fif --mri
>> digitizer/subject_isotrak-trans.fif  --mea eeg/subject_raw.fif
>>
>> (I tried it with
>>
>> The raw data was converted from a biosemi bdf  (it's not evoked data)
>> with  the lines below.
>>
>> Any help would be greatly appreciated.
> 
> As 
> 
> mne_do_forward_solution --help 
> 
> reveals, --grad is not an option for mne_do_forward_solution 
> convenience, only for mne_forward_solution, which 
> mne_do_forward_solution calls. I added the --grad option to 
> mne_do_forward_solution. The new modified script is attached.
> 
> - Matti
> 
> 
> ------------------------------------------------------------------------
> 
> 
>  
> 
> 
> ---------
> 
> Matti Hamalainen, Ph.D.
> Athinoula A. Martinos Center for Biomedical Imaging
> Massachusetts General Hospital
> 
> msh at nmr.mgh.harvard.edu <mailto:msh at nmr.mgh.harvard.edu>
> 
> 
> 
> 
> 
>