[Eeglablist] problems with plotting data in eeglab

[Arnaud Delorme]

Dear Daniel,

there was a typo below. I meant

erp = mean(EEG.data,3);

Sorry about that,

Arno

On Sep 26, 2009, at 10:40 PM, Arnaud Delorme wrote:

> Dear Daniel,
>
>> I have a further refinement on my question from yesterday.  When I  
>> do the following:
>>
>> figure; erp = pop_erpimage(EEG,1, [5],[],strsetname,4,1,{},[],'' ,  
>> 'yerplabel', '\muV', 'erp', 'on', 'limits',[NaN NaN -25 25 NaN NaN  
>> NaN NaN] , 'cbar', 'on', 'vert',[170 300] ,'topo', { [5]  
>> EEG.chanlocs EEG.chaninfo } );
>>
>> The erp variable now contains a matrix of data with 43 columns.   
>> Since the dataset contains 46 events, I was wondering what is  
>> contained within these 43 columns?  The numbers are close but short  
>> a few ...
>
>
> The size of the erp variable depends on the smoothing being applied  
> to the dataset. For instance if you do smoothing of 5, then the  
> first 2 and last 2 trials will be removed.
> To compute the actual ERP, just do
>
> erp = men(EEG.data,3)
>
> Best,
>
> Arno
>
> <ATT00001.txt>

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