[FieldTrip] Problem with ICA using data exported via Brainvision analyser

[Max Cantor]

Hi Hwee,

It may be your reference channel. Try removing your reference channel from
ICA and it should resolve the rank issue.

Max Cantor
Research Assistant
Computational Neurolinguistics Lab
University of Michigan


On Wed, Jan 29, 2014 at 8:57 AM, Hwee Ling Lee <hweeling.lee at gmail.com>wrote:

> Dear all,
>
> Whenever I export my EEG data using Brainvision analyser, I get problems
> with running ICA on Fieldtrip. The data has a different rank, although I
> specify to compute ICA using all channels.
>
> However, when I use the raw EEG data collected from Brainvision recorder,
> I do not get this problem.
>
> Does anyone know why and how to resolve this issue?
>
> My purpose of using Brainvision analyser is to downsample the EEG raw data
> before further analyses.
>
> Thanks.
>
> Best regards,
> Hweeling
>
>
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