[Eeglablist] Trigger manipulation

[Stephen Politzer-Ahles]

EEGLAB doesn't have built-in function for this, but ERPLAB's binlister can
do it. Alternatively, you can just write a MATLAB loop that does it; there
should be an example or two in some of my previous messages on this list.

Best,
Steve


---
Stephen Politzer-Ahles
University of Oxford
Language and Brain Lab
Faculty of Linguistics, Phonetics & Philology
http://users.ox.ac.uk/~cpgl0080/
<http://www.nyu.edu/projects/politzer-ahles/>

On Sat, Aug 13, 2016 at 6:07 AM, Stephen Politzer-Ahles <
stephen.politzer-ahles at ling-phil.ox.ac.uk> wrote:

> EEGLAB doesn't have built-in function for this, but ERPLAB's binlister can
> do it. Alternatively, you can just write a MATLAB loop that does it; there
> should be an example or two in some of my previous messages on this list.
>
> Best,
> Steve
>
>
>
> ---
> Stephen Politzer-Ahles
> University of Oxford
> Language and Brain Lab
> Faculty of Linguistics, Phonetics & Philology
> http://users.ox.ac.uk/~cpgl0080/
>
> On Fri, Aug 12, 2016 at 9:07 PM, Haggarty, Connor <
> C.J.Haggarty at 2014.ljmu.ac.uk> wrote:
>
>> Hi,
>>
>>
>>
>> I have a question about changing trigger codes for epochs.
>>
>> I am completing a study with somatosensory stimuli.
>>
>> One trigger is sent by E-Prime which codes the speed of stroking touch
>> (delivered by the experimenter), sometime after this a trigger is sent from
>> a laser showing the exact point at which the experimenter first touches the
>> participant.
>>
>> The laser is the precise onset of touch however, this code is the same
>> each time. In order to epoch and bin these data properly I need a way to
>> code the laser trigger so that it is an addition (or some calculation) of
>> the previous (stimulus type) trigger and the precise stimulus laser onset
>> trigger.
>>
>> Is there some function in EEGLab or some coding that will allow me to do
>> this?
>>
>>
>>
>> Thank you
>>
>>
>>
>> Connor
>>
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