The Digital Signal Processing Lab @ UCSD

 
 

Accepted/To Appear


  1. 1.S. Shivappa, B. D. Rao, and M. M. Trivedi, "Audio Visual Fusion and Tracking With Multilevel

    Iterative Decoding: Framework and Experimental Evaluation," IEEE Journal of Selected Topics in

    Signal Processing


2010


2. Y. Isukapalli and B. D. Rao, “Packet Error Probability of a Transmit Beamforming System with

    Imperfect Feedback,” IEEE Trans. on Signal Processing, Vol. 58, Issue. 4, pages: 2298 - 2314, Apr. 2010


3. M. Pugh and B. D. Rao, "Reduced Feedback Schemes using Random Beamforming in MIMO

    Broadcast Channels," IEEE Transactions on Signal Processing, Vol. 58, Issue. 3, part. 2, pages: 1821 -

    1832, Mar. 2010



2009



4. R.M. Hegde, J.Kurniawan, and B.D. Rao, “On the Design and Prototype Implementation of a

   Multimodal Situation Aware System,” Vol. 11, Issue 4,  pages: 645 - 657, IEEE Transactions

   on Multimedia, Jun. 2009


5. Y. Isukapalli, J. Zheng, and B. D. Rao, “Optimum codebook design and average SEP loss analysis of

   spatially independent and correlated feedback based MISO systems with rectangular QAM 

   constellation,” IEEE Transactions on Signal Processing, vol. 57, issue. 5, pages: 2017-2024, May 2009


  1. 6.K. Liolis, A. D. Panagopoulos, P. G. Cottis, and B. D. Rao, "On the Applicability of MIMO Principle to

   10-66GHz BFWA Networks: Capacity Enhancement through Spatial Multiplexing and Interference  

   Reduction through Selection Diversity," IEEE Transactions on Communications, Vol. 57, No.2, Pages:

   530 - 541, Feb. 2009


  1. 7.Y. Isukapalli, R. Annavajjala, and B. D. Rao, “Performance Analysis of Transmit Beamforming for MISO Systems with Imperfect Feedback,”  IEEE Transactions on Communications, Vol. 57, No.1, Pages: 222-231, Jan. 2009



2008



  1. 8.R. W. Heath, D. J.  Love,  B. D. Rao, V. K. N. Lau, D. Gesbert, and M. Andrews, “Exploiting Limited Feedback in Tomorrow's Wireless Communication Networks - Guest Editorial,” IEEE Journal on Selected Areas in Communications, Vol. 26, No.8, Pages: 1337-1340, Oct. 2008

 

  1. 9.D. J.  Love,  R. W. Heath, V. K. N. Lau, D. Gesbert, B. D. Rao, and M. Andrews, “An Overview of Limited Feedback in Wireless Communication Systems,” IEEE Journal on Selected Areas in Communications, Vol. 26, No.8, Pages: 1341-1365, Oct. 2008 


  1. 10.Y. Isukapalli and B. D. Rao, “An Analytically Tractable Approximation for the Gaussian Q-Function,” IEEE Communications Letters, Vol. 12, No. 9, Pages: 669-671, Sep. 2008


  1. 11.J. Zheng and B. D. Rao, "Capacity Analysis of MIMO  Systems Using Limited Feedback Transmit Precoding Schemes,"  IEEE  Transactions On Signal Processing, Vol. 56, Issue. 7, Part. 1, Pages: 2886 – 2901, Jul. 2008


  1. 12.C. R. Murthy, J. Zheng and B. D. Rao, "Performance of Quantized Equal Gain Transmission with Noisy Feedback Channels,” IEEE  Transactions on Signal Processing Vol. 56,  Issue. 6,  Pages:2451 – 2460, Jun. 2008


  1. 13.S. T. Shivappa, B. D. Rao and M. M. Trivedi “An Iterative Decoding Algorithm for Fusion of Multimodal Information”  EURASIP Journal on Advances in Signal Processing, Article ID: 478396, Feb. 2008


  1. 14.J. Zheng and B. D. Rao, "Analysis of vector quantization using transformed codebooks with application to feedback-based multiple antenna systems," EURASIP Journal on Wireless Communications and Networking, Article ID: 125892, 2008



2007



  1. 15.J. McCall, D. P. Wipf, M. Trivedi and B. D. Rao, “Lane Change Intent Analysis Using Robust Operators and Sparse Bayesian Learning,"  IEEE Transactions on Intelligent Transportation Systems, Vol. 8, Issue 3, Pages: 431-440 Sep. 2007


  1. 16.J. Zheng and B. D. Rao, "Analysis of Multiple Antenna Systems with Finite-Rate Channel Information Feedback over Spatially Correlated Fading Channels," IEEE Transactions On Signal Processing, Vol. 55, Issue 9, Pages: 4612-4626, Sep. 2007


  1. 17.D. P. Wipf and B. D. Rao, “An Empirical Bayesian Strategy for Solving the Simultaneous Sparse Approximation Problem," IEEE Transactions on Signal Processing, Vol. 55, Issue 7, pages: 3704-3716, Part 2, Jul. 2007


  1. 18.J. Zheng, E. R. Duni, and B. D. Rao, "Analysis of Multiple Antenna Systems with Finite-Rate Feedback Using High Resolution Quantization Theory," IEEE Transactions on Signal Processing, vol. 55,  Issue 4,  Pages: 1461 – 1476, Apr. 2007


  1. 19.E. R. Duni and B. D. Rao, "A High-Rate Optimal Transform Coder with Gaussian Mixture Companders," IEEE Transactions on Audio, Speech and Language Processing, Vol. 15, Issue 3, Pages: 770-783, Mar. 2007 


  1. 20.E. R. Duni and B. D. Rao, "High-Rate Optimized Recursive Vector Quantization Structures Using Hidden Markov Models,"  IEEE Transactions on Audio, Speech and Language Processing, Vol. 15, Issue 3, Pages: 756-769, Mar. 2007  


  1. 21.B. Song, R. L. Cruz, and B. D. Rao, "Network Duality for Multi-user MIMO Beamforming Networks and Applications,"  IEEE Transactions on Communications, Vol. 55,  Issue 3,  Pages: 618 - 630, Mar. 2007  


  1. 22.S. Dharanipragada,  U. H. Yapanel, and B. D. Rao, "Robust Feature Extraction for Continuous Speech Recognition using the MVDR Spectrum Estimation Method," IEEE Transactions on Speech, Audio and Language Processing, Vol. 15, Issue 1, Pages: 224 - 234, Jan. 2007


  1. 23.C. R. Murthy and B. D. Rao, "Quantization Methods for Equal Gain Transmission With Finite Rate Feedback", IEEE Transactions on Signal Processing, 55,  Issue 1,  Pages:233 – 245, Jan. 2007


  1. 24.J. C. Roh and B. D. Rao, "Efficient Feedback Methods for MIMO Channels Based on Parameterizations," IEEE Transactions on Wireless Communications, Vol. 6,  Issue 1,  Pages: 282 - 292, Jan. 2007



2006



  1. 25.H. Sui, E. Masry, and B. D. Rao, "Chip-Level DS-CDMA Downlink Interference Suppression with Optimized Finger Placement," IEEE Transactions on Signal Processing, Vol. 54, Issue. 10,  Pages: 3908 - 3921, Oct. 2006


  1. 26.Y. Tokgoz and B. D. Rao, "The Effect of Imperfect Channel Estimation on the Performance of Maximum Ratio Combining in the Presence of Co Channel Interference," IEEE Transactions on Vehicular Technology, Vol.55, Issue. 5, Pages: 1527 - 1534, Sep. 2006


  1. 27.M. Zorzi, J. Zeidler, A. Anderson, A. L. Swindlehurst, M. Jensen, S. Krishnamurthy, B. D. Rao, and J. Proakis; "Cross-Layer Issues in MAC Protocol Design for MIMO Ad Hoc Networks"; IEEE Wireless Communications Magazine, Vol. 13, Issue. 4, Pages: 62 - 76, Aug. 2006


  1. 28.J. C. Roh and B. D. Rao, "Design and Analysis of MIMO Spatial Multiplexing Systems with Quantized Feedback," IEEE Transactions on Signal Processing, Vol. 54, no. 8, Pages. 2874-2886, Aug. 2006


  1. 29.C. R. Murthy, A. K. Jagannatham, and B. D. Rao, "Training-only and Semi-Blind Channel Estimation for Maximum Ratio Transmission Based MIMO Systems," IEEE Transactions on Signal Processing, Vol. 54, No. 7, Pages: 2546 - 2558, Jul. 2006


  1. 30.J. Zheng and B. D. Rao, “LDPC-coded MIMO Systems with Unknown Block Fading Channels: Soft MIMO Detector Design, Channel Estimation, and Code Optimization,”  IEEE Transactions on Signal Processing, Vol. 54, Issue 4, Pages: 1504 – 1518, Apr. 2006


  1. 31.J. C. Roh and B. D. Rao, "Transmit Beamforming in Multiple-Antenna Systems with Finite Rate Feedback: A VQ-Based Approach," IEEE Transactions Information Theory. vol. 52, no. 3, Pages: 1101-1112, Mar. 2006


  1. 32.A. K. Jagannatham and B. D. Rao, "Whitening-Rotation Based Semi-Blind MIMO Channel Estimation," IEEE Transactions on Signal Processing, Pages: 2546 - 2558, Mar. 2006


  1. 33.A. D. Subramaniam, B. D. Rao, and W. R. Gardner, "Low-Complexity Source Coding Using Gaussian Mixture Models, Lattice Vector Quantization and Recursive Coding with Application to Speech Spectrum Quantization," IEEE Transactions on Speech and Audio Processing, Vol. 14, Issue. 2, Pages: 524 - 532, Mar. 2006


  1. 34.A. D. Subramaniam, B. D. Rao, and W. R. Gardner, "Iterative Joint Source-Channel Decoding of Speech Spectrum Parameters over an Additive White Gaussian Noise Channel," IEEE Transactions on Speech and Audio Processing, Vol. 14, Issue. 1, Pages: 152 - 162, Jan. 2006


  1. 35.Y. Tokgoz and B. D. Rao, "Performance Analysis of Maximal Ratio Combining Based Multi-Cellular MIMO Systems," IEEE Transactions on Wireless Communications, Vol. 5, Issue. 1, Pages: 83 - 89, Jan. 2006



2005



  1. 36.Y. Tokgoz and B. D. Rao, "Outage Capacity Improvements in Multi-Cellular CDMA Systems Using Receive Antenna Diversity and Fast Power Control", IEEE Transactions on Wireless Communications, Vol. 4, Issue. 5, Pages: 2222 - 2231, Sep. 2005


  1. 37.S. F. Cotter, B. D. Rao, K. Engan, and K. K-Delgado, “Sparse Solutions to Linear Inverse Problems with Multiple Measurement Vectors,” IEEE Transactions on Signal Processing, Vol. 53, Issue. 7, Pages: 2477 - 2488, Jul.  2005



2004



  1. 38.A. K. Jagannatham and B. D. Rao, “Cramer-Rao Lower Bound for Constrained Complex Parameters,” IEEE Signal Processing Letter, Vol. 11, Pages: 875 -878, Nov. 2004


  1. 39.D. P. Wipf and B. D. Rao, “Sparse Bayesian Learning for Basis Selection,” IEEE Transactions on Signal Processing, Special Issue on Machine Learning Methods in Signal Processing, Vol. 52, Pages: 2153 - 2164, Aug. 2004


  1. 40.Y. Tokgoz, B. D. Rao, M. Wengler and B. Judson, "Performance Analysis of Optimum Combining in Antenna Array Systems with Multiple Interferers in Flat Rayleigh Fading", IEEE Transactions on Communications, Vol. 52:7 , Pages: 1047 - 1050, Jul. 2004


  1. 41.J. C. Roh and B. D. Rao, "Multiple Antenna Channels With Partial Channel State Information at the Transmitter,” IEEE Transactions on Wireless Communications, Vol. 3, Issue: 2, Pages: 677-688, Mar. 2004



2003



  1. 42.M. Yan and B. D. Rao, "Soft Decision-Directed Map Estimate of Fast Rayleigh Flat Fading Channels," IEEE Transactions on Communications, Vol. 51, Issue: 12, Pages: 1965- 1969, Dec. 2003


  1. 43.B. D. Rao and M. Yan, “Performance of Maximal Ratio Transmission with Two Receive Antennas,” IEEE Transactions on Communications, Vol. 51, Issue: 6, Pages: 894-895, Jun. 2003


  1. 44.K. K-Delgado, J. F. Murray, B. D. Rao, K. Engan, T. W. Lee, and T. J. Sejnowski, Dictionary Learning Algorithms for Sparse Representation,” Neural Computation, Vol. 15, Pages: 349-396, Feb. 2003


  1. 45.B. D Rao, K. Engan, S.F. Cotter, J. Palmer, and K. K-Delgado, “Subset Selection in Noise Based on Diversity Measure Minimization,” IEEE Transactions on Signal Processing, Vol. 51, Issue: 3, Pages: 760-770, Mar. 2003


  1. 46.A. D. Subramaniam and B. D. Rao, “PDF Optimized Parametric Vector Quantization of Speech Line Spectral Frequencies,” IEEE Transactions on Speech and Audio,  Issue 2, Pages: 130-142, Mar. 2003



2002



  1. 47.S. F. Cotter, K. K-Delgado and B. D. Rao, “Efficient Backward Elimination Algorithm for Sparse Signal Representation Using Overcomplete Dictionaries,” IEEE Signal Processing Letters, Vol. 9 Issue 5, Pages: 145 -147, May. 2002


  1. 48.S. F. Cotter and B. D. Rao, “Sparse Channel Estimation Via Matching Pursuit with Application to Equalization'' IEEE Transactions on Communications, Vol. 50, Issue 3, Pages: 374 - 377, Mar. 2002



  1. 49.T. Gustafsson and B. D. Rao, “Statistical Analysis of Subspace-Based Estimation of Reduced-Rank Linear Regressions,” IEEE Transactions on Signal Processing, Vol. 50, Issue 1, Pages: 151 - 159, Jan. 2002



2001



  1. 50.S. F. Cotter, K. K-Delgado and B. D. Rao, “Backward Sequential Elimination for Sparse Vector Subset Selection'' Elsevier Science Signal Processing 81, Pages: 1849-1864, Jul. 2001


  1. 51.M. Yan and B. D. Rao, “Performance of an Array Receiver With a Kalman Channel Predictor for Fast Rayleigh Flat Fading Environments, IEEE Journal on Selected Areas in Communications, Vol.19, No. 6, Page: 1164-72 , Jun. 2001



2000



  1. 52.M. N. Murthi and B. D. Rao, “All-Pole Modeling of Voiced Speech Base on the Minimum Variance Distortionless Response Spectrum,” IEEE Transactions on Speech and Audio Processing, Pages: 221-239, May. 2000



1999



  1. 53.S. F. Cotter, J. Adler, B. D. Rao, K. K-Delgado, “Forward Sequential Algorithms for Best Basis Selection,” Proceedings Vision, Image, and Signal Processing, Pages: 235-244, Oct. 1999


  1. 54.P. Campolucci, A. Uncini, F. Piazza, and B. D. Rao, “On-Line Learning Algorithms for Locally Recurrent Neural Networks,” IEEE Transactions on Neural Networks, Vol. 10, Pages: 253-271, Mar. 1999


  1. 55.B. D. Rao and K. K-Delgado, “An Affine Scaling Methodology for Best Basis Selection,” IEEE Transactions On Signal Processing, Vol. 47, Pages: 187-200, Jan. 1999



1997



  1. 56.B. D. Rao, “Unified Treatment of LS, TLS and Truncated SVD Methods using a Weighted TLS Framework,” Recent Advances in Total Least Squares Techniques and Errors-In-Variables Modeling, edited by S. Van Huffel, SIAM, Pages: 11-20, 1997


  1. 57.R. Parisi, E.D. DiClaudio, G. Orlandi and B. D. Rao, “A Fast Adaptive Digital Equalization by Recurrent Neural Networks,” IEEE Transactions on Signal Processing, special issue on Neural Networks, vol.45, Pages:2731-2739, Nov. 1997


  1. 58.I. F. Gorodnitsky and B. D. Rao, “Sparse Signal Reconstruction from Limited Data Using FOCUSS: A Re-Weighted Norm Minimization Algorithm,” IEEE Transactions on Signal Processing, Vol. 45, Issue. 3, Pages: 600 - 616, Mar. 1997 


  1. 59.W.R. Gardner and B. D. Rao, “Noncausal All-Pole Modeling of Voiced Speech,” IEEE Transactions on Speech and Audio Processing, Vol. 5, No. 1, Pages: 1-10, Jan. 1997



1996 



  1. 60.R. Parisi, E.D. DiClaudio, G. Orlandi and B. D. Rao, “A Generalized Learning Paradigm Exploiting the Structure of Feedforward Neural Networks,” IEEE Transactions on Neural Networks, Vol. 7, No. 6, Pages: 1450-1460, Nov. 1996



1995



  1. 61.I. F. Gorodnitsky, J. George and B. D. Rao, “Neuromagnetic Source Imaging with FOCUSS: A Recursive Weighted Minimum Norm Algorithm,” Electrocephalography and Clinical Neurophysiology 95, Pages: 231-251, 1995


  1. 62.P. Kuchibhotla and B. D. Rao, “A Methodology for Fast Scheduling of Partitioned Systolic Algorechniques and Applications, Editor: C.T. Leondes, Academic Press, 1995


  1. 63.W. R. Gardner and B. D. Rao, “Theoretical Analysis of the High-Rate Vector Quantization of LPC Parameters,” IEEE Transactions on Speech and Audio Processing, Vol. 3, Issue: 5, Pages: 367-381, Sep. 1995



1993 



  1. 64.B. D. Rao, “Properties of the FIR-ALE,” Digital Signal Processing, A Review Journal, Vol. 3, Pages: 29-35, Jan. 1993


  1. 65.B. D. Rao and K. V. S. Hari, “Weighted Subspace Methods and Spatial Smoothing: Analysis and Comparison,” IEEE Transactions on Signal Processing, Vol. 41, No. 2, Pages: 788-803, Feb. 1993



1992



  1. 66.B. D. Rao and K.S. Arun, “Model Based Processing of Signals: A State Space Approach,” Proceedings of IEEE, Pages: 283-309, Feb. 1992


  1. 67.B. D. Rao, “Floating Point Arithmetic and Digital Filters,” IEEE Transactions on Signal Processing, Vol. 40, No. 1, Pages: 85-95, Jan. 1992



1991



  1. 68.B .D. Rao and K. V. S. Hari , “Analysis of Subspace Based Direction of Arrival Estimation Methods,” Sadhana -A Proceedings of Indian Academy of Sciences in Engineering Sciences Special Issue on Recent Advances in Digital Signal Processing  II, Vol. 16, Part 3, Pages: 183-194, Nov. 1991


  1. 69.B. D. Rao, “Numerical Considerations in Spectrum Estimation,” An Indo-US Workshop on Systems and Signal Processing, Pages: 83-84, Bangalore, India, January 8-12, 1988. B) An expanded version in Book of Proceedings of the Indo-US Workshop, Pages: 387-400, R.N. Madan, N. Viswanadham, and R.L. Kashyap, eds., Oxford and IBH Pub., 1991



1990



  1. 70.B. D. Rao and R. Peng, “Tracking Analysis of an ARMA Parameter Estimation Algorithm,” IEEE Transactions on Automatic Control, Vol. 35:2, Pages: 247-250, Feb. 1990


  1. 71.B. D. Rao, “Relationship between Matrix Pencil and State Space Based Harmonic Retrieval Methods,” IEEE Transactions on Acoustics, Speech and Signal Processing, 38:1, Pages: 177-179, Jan. 1990


  1. 72.B. D. Rao and K. V. S. Hari, “Effect of Spatial Smoothing on the Performance of MUSIC and the Minimum-Norm Method,” IEEE Part F: Radar and Signal Processing, Vol. 137:6, Pages: 449-458, Dec. 1990



1989 



  1. 73.B. D. Rao and K. V. S. Hari, “Performance Analysis of Root-Music,” IEEE Transactions on Acoustics, Speech and Signal Processing, Vol. 37:12, Pages: 1939-1949, Dec. 1989


  1. 74.B. D. Rao and K. V. S. Hari, “Performance Analysis of ESPRIT and TAM in Determining the Direction of Arrival of Plane Waves in Noise,” IEEE Transactions on Acoustics, Speech and Signal Processing, Vol. 37:12, Pages: 1990-1995, Dec. 1989


  1. 75.B. D. Rao, “ Sensitivity Considerations in State Space model-based Harmonic Retrieval Problem,” IEEE Transactions on Acoustics, Speech and Signal Processing, Vol. 37:11, Pages: 1789-1794, Nov. 1989


  1. 76.B. D. Rao and K. V. S. Hari, “Statistical Performance Analysis of the Minimum-Norm Method,” IEEE Proc. Part F, Communication, Radar and Signal Processing, Vol. 136:3, Pages: 125-134, Jun. 1989



1988



  1. 77.B. D. Rao and R. Peng, “Tracking Characteristics of the Constrained IIR Adaptive Notch Filter,” IEEE Transactions on Acoustics, Speech and Signal Processing, 36 (9), Pages: 1466-1479, Sep. 1988


  1. 78.B. D. Rao, “Perturbation Analysis of an SVD Based Linear Prediction Method for Estimating the Frequencies of Multiple Sinusoids,” IEEE Transactions on Acoustics, Speech and Signal Processing, 36 (7), Pages: 1026-1035, Jul. 1988



1986 



  1. 79.B. D. Rao, “An Explanation to the Limitation Observed in the Kumaresan-Prony Algorithm,” IEEE Transactions on Acoustics Speech Signal Processing, ASSP-34:5, Pages: 1338-1341, Oct. 1986


  1. 80.B. D. Rao, “Analysis of Coefficient Quantization Errors in State Space Digital Filters,” IEEE Transactions on Acoustics Speech Signal Processing, ASSP-34:1, Pages: 131-139, Feb. 1986 



1985 



  1. 81.S. Y. Kung, B. D. Rao, and K.S. Arun, “Spectral Estimation: From Conventional Methods to High Resolution Modeling Methods,” Chapter 2 in VLSI and Modern Signal Processing, Pages: 42-60, S.Y. Kung, H.J. Whitehouse, and T. Kailath, Eds., Prentice Hall, Englewood Cliffs, NJ, 1985



1984 



  1. 82.B. D. Rao and S. Y. Kung, “Adaptive Notch Filtering for the Retrieval of Sinusoidal Signals in Colored Noise,” IEEE Transactions on Acoustics Speech Signal Processing, ASSP-32:4, Pages: 791-802, Aug. 1984



1983 



  1. 83.S. Y. Kung, K. S. Arun, and B. D. Rao, “State Space and SVD Based Modeling Methods for the Harmonic Retrieval Problem,” Journal of Optical Society Of America, 73:12, Pages: 1799-1811, 1983



1982 



  1. 84.S. Y. Kung, K. S. Arun, R. J. Gal-Ezer, and B. D. Rao, “Wavefront Array Processor:  Language, Architecture and Applications,”  IEEE Transactions on Computation, C-11:11, Pages: 1054-1066, Nov. 1982