S. Unnikrishna Pillai - researchr alias

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Viewing Publication 1 - 25 from 25

2010

Adaptive transmitter weight design for clutter suppressionS. Unnikrishna Pillai, Ke Yong Li, Braham Himed. cogip 2010: 360-363 [doi]

Angle-Doppler processing using sparse regularizationIvan W. Selesnick, S. Unnikrishna Pillai, Ke Yong Li, Braham Himed. icassp 2010: 2750-2753 [doi]

2005

The Perron-Frobenius theorem: some of its applicationsS. Unnikrishna Pillai, Torsten Suel, Seunghun Cha. spm, 22(2):62-75, 2005. [doi]

2004

Receiver design for rapidly time-varying channelsChristian Sgraja, Jürgen Lindner, S. Unnikrishna Pillai. isit 2004: 553 [doi]

2000

Generalized forward/backward subaperture smoothing techniques for sample starved STAPS. Unnikrishna Pillai, Younglok L. Lim, Joseph R. Guerci. tsp, 48(12):3569-3574, 2000. [doi]

1998

Optimal loading factor for minimal sample support space-time adaptive radarYounglok Kim, S. Unnikrishna Pillai, Joseph R. Guerci. icassp 1998: 2505-2508 [doi]

Generalized forward/backward subaperture smoothing techniques for sample starved STAPS. Unnikrishna Pillai, Joseph R. Guerci, Younglok Kim. icassp 1998: 2501-2504 [doi]

1997

A new study of the problem of compatible impedancesDante C. Youla, Fred Winter, S. Unnikrishna Pillai. ijcta, 25(6):541-560, 1997. [doi]

1996

Efficient space-time adaptive processing for airborne MTI-mode radarJoseph R. Guerci, S. Unnikrishna Pillai, Younglok Kim. icassp 1996: 2781-2784 [doi]

Multichannel stable systems that extend the partial impulse response matricesWon-Cheol Lee, S. Unnikrishna Pillai. tsp, 44(10):2521-2536, 1996. [doi]

1994

Parametrization of stable systems from impulse response dataS. Unnikrishna Pillai, Won-Cheol Lee. icassp 1994: 377-380 [doi]

1993

A new technique for ARMA-system identification and rational approximationS. Unnikrishna Pillai, Theodore I. Shim, Dante C. Youla. tsp, 41(3):1281-1304, 1993. [doi]

Uniqueness of a two-step predictor based spectral estimator that generalizes the maximum entropy conceptTheodore I. Shim, S. Unnikrishna Pillai, Won-Cheol Lee. tsp, 41(9):2942-2946, 1993. [doi]

1992

A new spectrum extension method that maximizes the multistep minimum prediction error-generalization of the maximum entropy conceptS. Unnikrishna Pillai, Theodore I. Shim, M. Hafed Benteftifa. tsp, 40(1):142-158, 1992. [doi]

1991

Improvements on the Cramer-Rao boundS. Unnikrishna Pillai, Nikhileshwar D. Sinha. icassp 1991: 3565-3568 [doi]

1990

An algorithm for near-optimal placement of sensor elementsDavid Pearson, S. Unnikrishna Pillai, YoungJik Lee. TIT, 36(6):1280-1284, 1990.

Image reconstruction from one bit of phase informationS. Unnikrishna Pillai, Brig Elliott. jvcir, 1(2):153-157, 1990. [doi]

Generalization of maximum entropy spectrum extension methodS. Unnikrishna Pillai. icassp 1990: 2619-2622 [doi]

1989

Forward/backward spatial smoothing techniques for coherent signal identificationS. Unnikrishna Pillai, Byung Ho Kwon. tsp, 37(1):8-15, 1989. [doi]

Performance analysis of MUSIC-type high resolution estimators for direction finding in correlated and coherent scenesS. Unnikrishna Pillai, Byung Ho Kwon. tsp, 37(8):1176-1189, 1989. [doi]

1988

An algorithm for optimal placement of sensor elementsYoungJik Lee, S. Unnikrishna Pillai. icassp 1988: 2674-2677 [doi]

1987

Statistical analysis of a high resolution spatial spectrum estimator utilizing an augmented covariance matrixS. Unnikrishna Pillai, Fred Haber. tsp, 35(11):1517-1523, 1987. [doi]

1985

A new approach to array geometry for improved spatial spectrum estimationS. Unnikrishna Pillai, Fred Haber, Yeheskel Bar-Ness. icassp 1985: 1816-1819 [doi]

A MAP estimate that maximizes entropy - An alternative interpretation for an autoregressive modelS. Unnikrishna Pillai. pieee, 73(4):843-844, 1985. [doi]

A new approach to array geometry for improved spatial spectrum estimationS. Unnikrishna Pillai, Yeheskel Bar-Ness, Fred Haber. pieee, 73(10):1522-1524, 1985. [doi]

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