[Mne_analysis] Save data to certain format

chanderler mei semsociaty at gmail.com
Fri Apr 1 11:55:06 EDT 2016
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Thank you very much! It really helps!!

Ning

On Thu, Mar 31, 2016 at 11:10 PM, Teon Brooks <teon.brooks at gmail.com> wrote:

> Hi Ning,
>
> The only output file from MNE is the *.fif. We read the multiple formats
> but we have two options for getting the data out: 1. raw.save with the
> *.fif, or 2. externally from the numpy.ndarray as an npy with `np.save` or
> as a mat file with `scipy.io.savemat`. The latter seems like the most
> suitable if you want to interact with EEGLAB in Matlab.
>
> HTH,
>
>
>
> teon
> --
>
>
> Teon Brooks, PhD Candidate
> NSF Fellow, Chateaubriand Fellow
> Department of Psychology, New York University
> Researcher | OpenBCI
> Co-Chair | BraiNY, Greater NYC Chapter of Society for Neuroscience
>
> On Thu, Mar 31, 2016 at 6:13 PM, chanderler mei <semsociaty at gmail.com>
> wrote:
>
>> Dear all,
>>
>> I loaded my eeg data from *.edf format files. After adding a duplicate
>> channel, I want to save the raw data back a *.edf format file:
>>
>> raw.save('sample_edf.edf',overwrite=True)
>>
>> The file seems to be much bigger than the original one, from 460,000 KB
>> to 860,000 KB.
>>
>> Also, when I try to import it to Matlab EEGLAB, it says:
>> EEGLAB error in function getfiletype() at line 1111:
>>
>> Operands to be || and && operators must be convertible to logical scalar
>> values.
>>
>> And then I try to open the *.edf file in EDFbrowser, and return error:
>> 1th character of version field is not a valid 7-bit ASCII character. File
>> is not a valid EDF or BDF file.
>>
>> I try to just read the *.edf file to python and save it to another *.edf
>> file, same errors occur.
>>
>> QUESTION:
>> Is there a format of file I could export my raw data so that it is
>> readable in Matlab EEGLAB? Or is there a way to save the raw data to a
>> readable *.edf file?
>>
>> Thank you very much for your time,
>>
>> Sincerely,
>>
>> Ning
>>
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