[Eeglablist] Power baseline substraction

[Makoto Miyakoshi]

Dear Santosh,

Download EEGLAB
http://sccn.ucsd.edu/eeglab/install.html
Unzip it, locate in a folder, set the Matlab path to it (don't use
recursive path setting), type 'eeglab' in the command window.

Makoto

On Thu, Mar 19, 2015 at 6:46 PM, Santosh.a.biradar123 <
santosh.a.biradar123 at gmail.com> wrote:

> I am new to eeglab so kindly reply about install eeglab toolbox in matlab
> version 10 or 12 give me steps to process eeg
>
> Thanks in advance
>
> Regards santosh
> Mtech , mecs,Pesit,Bangalore,India
>
>
>
> Sent from Samsung Mobile
>
>
>
> Makoto Miyakoshi <mmiyakoshi at ucsd.edu> wrote:
>
>
> Dear Arno,
>
> This is a question about how to recover/convert STUDY ERSP using baseline
> values. I've never done it before. Could you help us please?
>
> Makoto
>
> On Wed, Mar 18, 2015 at 2:24 PM, Michal Vavrecka <vavrecka at fel.cvut.cz>
> wrote:
>
>> Hello,
>>
>> I am using the eeglab for hemispheric assymetry calculation, so I need to
>> create custom processing pipeline for the output of std_precompute. I know
>> that the ERSP data are stored in *.erspdat file, that contains spectral
>> power for each channel and also baseline (chanxx_ersp and chan_erspbase
>> respectively). The problem is, that each matrix (or vector and matrix) are
>> in different unit, so I do not know how to substract baseline and visualize
>> results outside eeglab. The ersp matrix stores spectral values that range
>> about [-8;8] that resembles spectral power in dB. Suprisingly the baseline
>> values are stored in different units, ranging between 0 100. Can you write
>> me how to convert baseline values to substract them from ersp data? Do I
>> need to log the baseline or there is different transformation?
>>
>> Thank you for your help
>>
>>
>>
>> Michal
>>
>> Michal Vavrecka
>> assistant professor
>> Karlovo nam. 13
>> Praha
>> mail: vavrecka at fel.cvut.cz
>> web: bio.felk.cvut.cz
>> incognite.felk.cvut.cz
>>
>>
>>
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>
>
>
> --
> Makoto Miyakoshi
> Swartz Center for Computational Neuroscience
> Institute for Neural Computation, University of California San Diego
>



-- 
Makoto Miyakoshi
Swartz Center for Computational Neuroscience
Institute for Neural Computation, University of California San Diego
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