Improving the Estimation of Sinusoidal Frequencies and Direction-of-Arrival Using Line Spectral Frequencies. - Vishnu Palakkal; C. S. Ramalingam (IEEE Signal Process. Lett., 2018)

A method with lower-than-MLE threshold SNR for frequency estimation of multiple sinusoids. - Vishnu Palakkal; C. S. Ramalingam (Signal Process., 2021)