Can you send us the full command you ran and the full screen output?

Thanks
Bruce

> On Mar 14, 2017, at 9:33 PM, Dorothy Sincasto <dsincasto@gmail.com> wrote:
>
> Hi,
>
> I have MEG time series for every vertex in a decimated surface (~6000 vertices). I want to create a file (i think is called overlay) in which the timeseries are saved, like an fMRI mgz overlay. How can I do that with matlab?
>
> I have tried read_surf for reading the midthickness surface file, and then using the vertex coordinates and the MEG time series variable as input for write_wfile. however i get the error:
>
> Error using bitshift
> Double inputs must have integer values in the range of ASSUMEDTYPE.
>
> Error in fwrite3 (line 26)
> b1 = bitand(bitshift(val, -16), 255) ;
>
> Error in write_wfile (line 58)
>   fwrite3(fid, v(i)) ;          % vertex number (0-based)
>
> It seems that's not the function I need to use.
>
> Thanks
> Dorothy

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