[FieldTrip] computing threshold for PLV
sherrykhan78 at gmail.com
Sat May 18 18:37:28 CEST 2013
You can randomly shift in time the epochs, to compute null-distribution,
and then threshold at some p-value say p < 0.01, you can even correct
for multiple comparison in space and time using this principle.
On Sat, May 18, 2013 at 12:21 PM, Subramaniam Iyer <eeguser at hotmail.com>wrote:
> Dear FT Experts,
> I have calculated PLV for a set of EEG data from 5 different patients. Now
> I want to convert the PLV matrix of each patient into a binary matrix. For
> this I need a threshold PLV value below which I can assume the phase
> locking is zero.
> My question is, how do I compute this threshold. I know hard thresholding
> is one option ( for ex setting 0.1 or 0.2 as threshold), but I guess it is
> not a very good option.
> Can somebody suggest a better and robust (statistical) way of determining
> the threshold ?
> fieldtrip mailing list
> fieldtrip at donders.ru.nl
-------------- next part --------------
An HTML attachment was scrubbed...
More information about the fieldtrip