Improvements on the Cramer-Rao bound. - S. Unnikrishna Pillai; Nikhileshwar D. Sinha (ICASSP, 1991)

Symmetric basis functions and their unitary transforms. - Nikhileshwar D. Sinha; Richard A. Haddad (ICASSP (5), 1993)

Multiresolution coder with edge sensitivity. - Nikhil D. Sinha; Richard A. Haddad (VCIP, 1993)