[FieldTrip] denoising data
s.rombetto at cib.na.cnr.it
s.rombetto at cib.na.cnr.it
Tue Apr 8 11:51:12 CEST 2014
Hi
I am interested in this topic too.
As I have mainly environmental noise I use denoise_pca but I would
like to understand if with a different code I couold improve my S/N
ratio. Moreover I would ask if there is any difference if you apply
first one denoising procedure or the other.
Regards
Sara Rombetto, PhD
> Hi Haiteng,
>
> Thanks for your reply.
>
> Just to be sure if I understand you correctly - do you use BOTH
> denoise_pca and denoise_synthetic on the same data?
>
> If not, how do you choose which one to use?
>
> Cheers,
> Ana
>
>>
>> Dear Ana,
>>
>>
>> If I understand correctly , we use ft_denoise_synthetic and
>> ft_denoise_pca to reduce noise due to recording (e.g. environment noise ,
>> thermal noise... ) not the brain signal artefact (e.g eye blink). Normally
>> ,I use these two functions in the very early stage .
>>
>> Best,
>> Haiteng
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-------------------------
Dott.ssa Sara Rombetto
Istituto di Cibernetica
"E. Caianiello"
Via Campi Flegrei, 34
80078 Pozzuoli (NA)
Italy
mob +39 3401689815
tel +39 0818675361
fax +39 0818675128
Lab MEG 0817483511
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