An adaptive cascade compensator for a wide class of stable minimum or nonminimum phase plants through time moment estimation. - G. R. Sivaramakumar; H. N. Shankar; K. Rajgopal (Int. J. Gen. Syst., 2003)

A delayless adaptive IFIR filterbank structure for wideband and narrowband active noise control. - K. Rajgopal; S. Venkataraman (Signal Process., 2006)

Generalized adaptive IFIR filter bank structures. - K. Rajgopal; Dinesh Babu J.; S. Venkataraman (Signal Process., 2007)

Multi-pitch tracking using Gaussian mixture model with time varying parameters and Grating Compression Transform. - M. N. Abhijith; Prasanta Kumar Ghosh; K. Rajgopal (ICASSP, 2014)