Title	ECG De-Noising using improved thresholding based on Wavelet transforms
Author	G. Umamaheswara Reddy, M. Muralidhar, S. Varadarajan
Citation	Vol. 9  No. 9  pp. 221-225
Keywords	ECG signal, wavelet de-noising, discrete wavelet transform, improved thresholding

Title	Design and implementation of IIR Notch filter for removal of power line interference from noisy ECG signal
Author	Ravi Kumar Chourasia, Ravindra Pratap Narwaria
Citation	Vol. 12  No. 9  pp. 70-74
Keywords	ECG signals, Infinite Impulse Response (IIR) Notch Filter.

Title	Removing The Power Line Interference from Ecg Signal using Adaptive Filters
Author	M.Sushmitha, T.Balaji
Citation	Vol. 14  No. 11  pp. 76-79
Keywords	power line interference, ECG signal, Kalman LMS , SNR

Title	Automated Detection of QRS Complex in ECG Signal using Wavelet Transform
Author	Rekha Rani, V. S. Chouhan, H. P. Sinha
Citation	Vol. 15  No. 1  pp. 1-5
Keywords	CWT, Denoising, ECG signal, Wavelets, Wavelet coefficients