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P300

Posted: 22 Jan 2009, 09:41
by Gagandeep kaur
Gerv,

THANK YOU !!

sincere Regards
Gagan

EEG Recording

Posted: 25 Jan 2009, 03:36
by Gagandeep kaur
Gerv,

1.why do we need to observe EMG ...what's role of EMG in P300 detection?

2. i can see alpha frequency when subject closes his eyes over central and parietal areas at C3, CZ, C4 and P3, PZ, P4

P3Speller ...

Posted: 25 Jan 2009, 07:36
by gschalk
Gagan,

Neither EMG nor visual alpha are all that important for P300 detection. However, you seem to have general problems with your system and I provided a few steps that allow you to troubleshoot the system.

Gerv

p300

Posted: 25 Jan 2009, 07:53
by Gagandeep kaur
Thanks Gerv ...