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Comparison of denoised results of all evaluated methods operating on another simulated ECG signal. (a)Tthe original ECG signal, (b) the noisy ECG signal (Gaussian white noise, = 50), (c) the ESMD-NLM method, (d) the EEMD method, (e) the NLM method, (f) the VMD method, (g) the MED filter.
