Classification of Normal and Epileptic Seizure EEG Signals Based on Empirical Mode Decomposition - Complex System Modelling and Control Through Intelligent Soft Computations - page 370

Fig. 3 Analytic signal representation in the complex plane for window size of 4,000 samples:
a Normal EEG signal, b IMF1, c IMF2, d IMF3 and e IMF4

Fig. 4 Analytic signal representation in the complex plane for window size of 4,000 samples:
a Seizure EEG signal, b IMF1, c IMF2, d IMF3 and e IMF4

representation. Let, the total number of points are N and the speci ed radius of

central area is r, then modi ed CTM can be de ned as (Pachori and Bajaj 2011 ):

P k ¼ 1 qð d k Þ
N

CTM ¼ ð 11 Þ