[Eeglablist] Talking about baseline
Laszlo Balazs
balazs at cogpsyphy.hu
Wed Aug 8 07:16:01 PDT 2007
Dear timef experts,
I understand that for timefreq analysis one needs a long period before
the event of interest - the so called baseline. My question is if this
baseline is meant to be a period with no significant event - similarly
to the ERP baseline period or could also be a part of the previous
trial. If the long prestimulus interval is needed for the filtering
transient to settle then I can use a much shorter - let's call it
reference period. The question is important to me for we are preparing
an experiment where ITI can not be increased because of strict time
constraints. Sorry if this has been covered earlier.
Best regards,
Laszlo
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Laszlo Balazs, Ph.D. / dr. Balázs László
Institute for Psychology HAS / MTA Pszichol¢giai Kutatóitézet
Budapest, P O B 398, H-1394 Hungary / Tel:+36(1)354-2410 Fax:+36(1)354-2416
www.cogpsyphy.hu/balazs
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