Comparison of FFT and marginal spectra of EEG using empirical mode decomposition to monitor anesthesia. - Shih-Jui Chen; Chia-Ju Peng; Yi-Chun Chen; Yean-Ren Hwang; Ying-Sian Lai; Shou-Zen Fan; Kuo-Kuang Jen (Comput. Methods Programs Biomed., 2016)