De-Noising of ECG Signal Using Adaptive Filters Based on Genetic Algorithm

V. Rambabu, K.V. L. Bhavani, D. V. L. N. Sastry

Abstract: Electrocardiography (ECG), which is measures the electrical activity of the heart, the shape of the ECG signal tells much about the patients heart condition. Naturally the ECG signal gets distorted by different artifacts which must be removed otherwise it will convey an incorrect information regarding the patients heart condition. Several simple and efficient sign based LMS and Normalized LMS adaptive filters, which are computationally superior having multiplier free weight update loops are used for cancellation of noise in ECG signals. We have Implementing genetic algorithm (GA) on adaptive noise cancellation (ANC) provides better performance than adaptive techniques used to enhance the ECG signal. In this work, fidelity parameters like signal to noise ratio (SNR), and mean square error (MSE) have to be computed.

Keywords: Electrocardiograph, Adaptive filters, Genetic Algorithm