S. Unnikrishna Pillai

According to our database, S. Unnikrishna Pillai authored at least 28 papers between 1985 and 2010.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of three.

2010

Angle-Doppler processing using sparse regularization.

Ivan W. Selesnick, S. Unnikrishna Pillai, Ke Yong Li, Braham Himed

Proceedings of the IEEE International Conference on Acoustics, 2010

Adaptive transmitter weight design for clutter suppression.

S. Unnikrishna Pillai, Ke Yong Li, Braham Himed

Proceedings of the 2nd International Workshop on Cognitive Information Processing, 2010

2005

The Perron-Frobenius theorem: some of its applications.

S. Unnikrishna Pillai, Torsten Suel, Seunghun Cha

IEEE Signal Process. Mag., 2005

2004

Receiver design for rapidly time-varying channels.

Christian Sgraja, Jürgen Lindner, S. Unnikrishna Pillai

Proceedings of the 2004 IEEE International Symposium on Information Theory, 2004

2003

Optimum MIMO transmit-receiver design in presence of interference.

S. Unnikrishna Pillai, Hyun Seok Oh

Proceedings of the 2003 International Symposium on Circuits and Systems, 2003

2000

Generalized forward/backward subaperture smoothing techniques for sample starved STAP.

S. Unnikrishna Pillai, Younglok L. Lim, Joseph R. Guerci

IEEE Trans. Signal Process., 2000

Optimal transmit-Receiver design in the presence of signal-dependent interference and channel noise.

S. Unnikrishna Pillai, Hyun Seok Oh, Dante C. Youla, Joseph R. Guerci

IEEE Trans. Inf. Theory, 2000

1999

Blind image deconvolution using a robust GCD approach.

S. Unnikrishna Pillai, Ben Liang

IEEE Trans. Image Process., 1999

1998

Optimal loading factor for minimal sample support space-time adaptive radar.

Younglok L. Lim, S. Unnikrishna Pillai, Joseph R. Guerci

Proceedings of the 1998 IEEE International Conference on Acoustics, 1998

1997

A new study of the problem of compatible impedances.

Dante C. Youla, Fred Winter, S. Unnikrishna Pillai

Int. J. Circuit Theory Appl., 1997

Two-Dimensional Blind Deconvolution Using a Robust GCD Approach.

S. Unnikrishna Pillai, Ben Liang

Proceedings of the Proceedings 1997 International Conference on Image Processing, 1997

1996

Multichannel stable systems that extend the partial impulse response matrices.

Won Cheol Lee, S. Unnikrishna Pillai

IEEE Trans. Signal Process., 1996

Efficient space-time adaptive processing for airborne MTI-mode radar.

Joseph R. Guerci, S. Unnikrishna Pillai, Younglok L. Lim

Proceedings of the 1996 IEEE International Conference on Acoustics, 1996

1994

Parametrization of stable systems from impulse response data.

S. Unnikrishna Pillai, Won Cheol Lee

Proceedings of ICASSP '94: IEEE International Conference on Acoustics, 1994

1993

Uniqueness of a two-step predictor based spectral estimator that generalizes the maximum entropy concept.

Theodore I. Shim, S. Unnikrishna Pillai, Won Cheol Lee

IEEE Trans. Signal Process., 1993

A new technique for ARMA-system identification and rational approximation.

S. Unnikrishna Pillai, Theodore I. Shim, Dante C. Youla

IEEE Trans. Signal Process., 1993

1992

A new spectrum extension method that maximizes the multistep minimum prediction error-generalization of the maximum entropy concept.

S. Unnikrishna Pillai, Theodore I. Shim, M. Hafed Benteftifa

IEEE Trans. Signal Process., 1992

1991

Improvements on the Cramer-Rao bound.

S. Unnikrishna Pillai, Nikhileshwar D. Sinha

Proceedings of the 1991 International Conference on Acoustics, 1991

1990

An algorithm for near-optimal placement of sensor elements.

David Pearson, S. Unnikrishna Pillai, Youngjik Lee

IEEE Trans. Inf. Theory, 1990

Image reconstruction from one bit of phase information.

S. Unnikrishna Pillai, Brig Elliott

J. Vis. Commun. Image Represent., 1990

Generalization of maximum entropy spectrum extension method.

S. Unnikrishna Pillai

Proceedings of the 1990 International Conference on Acoustics, 1990

1989

Coherent signal classification using symmetry considerations.

S. Unnikrishna Pillai, Youngjik Lee

IEEE Trans. Acoust. Speech Signal Process., 1989

Performance analysis of MUSIC-type high resolution estimators for direction finding in correlated and coherent scenes.

S. Unnikrishna Pillai, Byung Ho Kwon

IEEE Trans. Acoust. Speech Signal Process., 1989

Forward/backward spatial smoothing techniques for coherent signal identification.

S. Unnikrishna Pillai, Byung Ho Kwon

IEEE Trans. Acoust. Speech Signal Process., 1989

1988

An algorithm for optimal placement of sensor elements.

Youngjik Lee, S. Unnikrishna Pillai

Proceedings of the IEEE International Conference on Acoustics, 1988

1987

Statistical analysis of a high resolution spatial spectrum estimator utilizing an augmented covariance matrix.

S. Unnikrishna Pillai, Fred Haber

IEEE Trans. Acoust. Speech Signal Process., 1987

1985

A new approach to array geometry for improved spatial spectrum estimation.

S. Unnikrishna Pillai, Yeheskel Bar-Ness, Fred Haber

Proc. IEEE, 1985

A MAP estimate that maximizes entropy - An alternative interpretation for an autoregressive model.

S. Unnikrishna Pillai

Proc. IEEE, 1985