Fig. 1From: Exploration of time–frequency reassignment and homologous inter-hemispheric asymmetry analysis of MCI–AD brain activityComparison of energy concentration in delta band (0–3.125 Hz) EEG signal acquired from the parietal location (P3) for an MCI–AD patient under resting protocol a EEG signal, b STFT of a, c CWT of a and d SST of a. The colour bar represents the energy distributionBack to article page