P. P. Vaidyanathan

Orcid: 0000-0003-3003-7042

Affiliations:
  • California Institute of Technology, Pasadena, USA


According to our database1, P. P. Vaidyanathan authored at least 362 papers between 1983 and 2024.

Collaborative distances:
  • Dijkstra number2 of five.
  • Erdős number3 of four.

Awards

IEEE Fellow

IEEE Fellow 1991, "For contributions to digital signal processing and engineering education.".

Timeline

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Online presence:

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Bibliography

2024
A Note on the Unit-Circle-Zeros Property of the MVDR Beamformer.
IEEE Signal Process. Lett., 2024

2023
Periodicity-Aware Signal Denoising Using Capon-Optimized Ramanujan Filter Banks and Pruned Ramanujan Dictionaries.
IEEE Trans. Signal Process., 2023

Difference Coarrays of Rational Arrays.
Proceedings of the IEEE International Conference on Acoustics, 2023

Interpolation Filter Model For Ramanujan Subspace Signals.
Proceedings of the IEEE International Conference on Acoustics, 2023

Unitary Esprit for Coprime Arrays.
Proceedings of the IEEE International Conference on Acoustics, 2023

Error Analysis of Convolutional Beamspace Algorithms.
Proceedings of the IEEE International Conference on Acoustics, 2023

On the Efficiency of Coarray-Based Direction of Arrival Estimation.
Proceedings of the 57th Asilomar Conference on Signals, Systems, and Computers, ACSSC 2023, Pacific Grove, CA, USA, October 29, 2023

Hybrid Convolutional Beamspace Method for mmWave MIMO Channel Estimation.
Proceedings of the 57th Asilomar Conference on Signals, Systems, and Computers, ACSSC 2023, Pacific Grove, CA, USA, October 29, 2023

Cramér-Rao Bound for Convolutional Beamspace Method.
Proceedings of the 57th Asilomar Conference on Signals, Systems, and Computers, ACSSC 2023, Pacific Grove, CA, USA, October 29, 2023

2022
Non-Integer Arrays for Array Signal Processing.
IEEE Trans. Signal Process., 2022

Rational Arrays for DOA Estimation.
Proceedings of the IEEE International Conference on Acoustics, 2022

Convolutional Beamspace Using IIR Filters.
Proceedings of the IEEE International Conference on Acoustics, 2022

Rational Arrays for DOA Estimation: New Insights and Performance Evaluation.
Proceedings of the 56th Asilomar Conference on Signals, Systems, and Computers, ACSSC 2022, Pacific Grove, CA, USA, October 31, 2022

Hybrid Convolutional Beamspace for DOA Estimation of Millimeter Wave Sources.
Proceedings of the 56th Asilomar Conference on Signals, Systems, and Computers, ACSSC 2022, Pacific Grove, CA, USA, October 31, 2022

2021
Distributed Algorithms for Array Signal Processing.
IEEE Trans. Signal Process., 2021

Joint Vertex-Time Filtering on Graphs With Random Node-Asynchronous Updates.
IEEE Access, 2021

Periodic Signal Denoising: An Analysis-Synthesis Framework Based on Ramanujan Filter Banks and Dictionaries.
Proceedings of the IEEE International Conference on Acoustics, 2021

Sliding-Capon Based Convolutional Beamspace for Linear Arrays.
Proceedings of the IEEE International Conference on Acoustics, 2021

Unifying Random-Asynchronous Algorithms for Numerical Methods, Using Switching Systems Theory.
Proceedings of the 55th Asilomar Conference on Signals, Systems, and Computers, 2021

Feature Engineering for DOA Estimation using a Convolutional Neural Network, for Sparse Arrays.
Proceedings of the 55th Asilomar Conference on Signals, Systems, and Computers, 2021

Rank Properties of Manifold Matrices of Sparse Arrays.
Proceedings of the 55th Asilomar Conference on Signals, Systems, and Computers, 2021

Distributed Root-MUSIC Using Finite-Time Average Consensus.
Proceedings of the 55th Asilomar Conference on Signals, Systems, and Computers, 2021

2020
IIR Filtering on Graphs With Random Node-Asynchronous Updates.
IEEE Trans. Signal Process., 2020

Convolutional Beamspace for Linear Arrays.
IEEE Trans. Signal Process., 2020

Random Node-Asynchronous Graph Computations: Novel Opportunities for Discrete-Time State-Space Recursions.
IEEE Signal Process. Mag., 2020

On the Zeros of Ramanujan Filters.
IEEE Signal Process. Lett., 2020

Novel algorithms for analyzing the robustness of difference coarrays to sensor failures.
Signal Process., 2020

Convolutional Beamspace for Array Signal Processing.
Proceedings of the 2020 IEEE International Conference on Acoustics, 2020

Node-Asynchronous Spectral Clustering On Directed Graphs.
Proceedings of the 2020 IEEE International Conference on Acoustics, 2020

One-Bit Normalized Scatter Matrix Estimation For Complex Elliptically Symmetric Distributions.
Proceedings of the 2020 IEEE International Conference on Acoustics, 2020

Node-Asynchronous Implementation of Filter Banks on Graphs.
Proceedings of the 54th Asilomar Conference on Signals, Systems, and Computers, 2020

K-SVD based Periodicity Dictionary Learning.
Proceedings of the 54th Asilomar Conference on Signals, Systems, and Computers, 2020

Convolutional Beamspace and Sparse Signal Recovery for Linear Arrays.
Proceedings of the 54th Asilomar Conference on Signals, Systems, and Computers, 2020

2019
iMUSIC: A Family of MUSIC-Like Algorithms for Integer Period Estimation.
IEEE Trans. Signal Process., 2019

Random Node-Asynchronous Updates on Graphs.
IEEE Trans. Signal Process., 2019

Robustness of Difference Coarrays of Sparse Arrays to Sensor Failures - Part II: Array Geometries.
IEEE Trans. Signal Process., 2019

Robustness of Difference Coarrays of Sparse Arrays to Sensor Failures - Part I: A Theory Motivated by Coarray MUSIC.
IEEE Trans. Signal Process., 2019

Node-asynchronous Implementation of Rational Filters on Graphs.
Proceedings of the IEEE International Conference on Acoustics, 2019

Composite Singer Arrays with Hole-free Coarrays and Enhanced Robustness.
Proceedings of the IEEE International Conference on Acoustics, 2019

DSP-Inspired Deep Learning: A Case Study Using Ramanujan Subspaces.
Proceedings of the 53rd Asilomar Conference on Signals, Systems, and Computers, 2019

Randomized Asynchronous Recursions with a Sinusoidal Input.
Proceedings of the 53rd Asilomar Conference on Signals, Systems, and Computers, 2019

On ESPRIT with Multiple Coprime-Invariances.
Proceedings of the 53rd Asilomar Conference on Signals, Systems, and Computers, 2019

2018
Minimum Data Length for Integer Period Estimation.
IEEE Trans. Signal Process., 2018

Comparison of Sparse Arrays From Viewpoint of Coarray Stability and Robustness.
Proceedings of the 10th IEEE Sensor Array and Multichannel Signal Processing Workshop, 2018

When Does Periodicity in Discrete-Time Imply that in Continuous-Time?
Proceedings of the 2018 IEEE International Conference on Acoustics, 2018

The Asynchronous Power Iteration: A Graph Signal Perspective.
Proceedings of the 2018 IEEE International Conference on Acoustics, 2018

Robustness of Coarrays of Sparse Arrays to Sensor Failures.
Proceedings of the 2018 IEEE International Conference on Acoustics, 2018

Energy Compaction Filters on Graphs.
Proceedings of the 2018 IEEE Global Conference on Signal and Information Processing, 2018

Minimal Non-Uniform Sampling For Multi-Dimensional Period Identification.
Proceedings of the 52nd Asilomar Conference on Signals, Systems, and Computers, 2018

Absence Seizure Detection Using Ramanujan Filter Banks.
Proceedings of the 52nd Asilomar Conference on Signals, Systems, and Computers, 2018

Asynchronous Nonlinear Updates on Graphs.
Proceedings of the 52nd Asilomar Conference on Signals, Systems, and Computers, 2018

Optimizing Minimum Redundancy Arrays for Robustness.
Proceedings of the 52nd Asilomar Conference on Signals, Systems, and Computers, 2018

2017
Uncertainty Principles and Sparse Eigenvectors of Graphs.
IEEE Trans. Signal Process., 2017

Extending Classical Multirate Signal Processing Theory to Graphs - Part II: M-Channel Filter Banks.
IEEE Trans. Signal Process., 2017

Extending Classical Multirate Signal Processing Theory to Graphs - Part I: Fundamentals.
IEEE Trans. Signal Process., 2017

Correlation Subspaces: Generalizations and Connection to Difference Coarrays.
IEEE Trans. Signal Process., 2017

Hourglass Arrays and Other Novel 2-D Sparse Arrays With Reduced Mutual Coupling.
IEEE Trans. Signal Process., 2017

On the Role of the Bounded Lemma in the SDP Formulation of Atomic Norm Problems.
IEEE Signal Process. Lett., 2017

Cramér-Rao bounds for coprime and other sparse arrays, which find more sources than sensors.
Digit. Signal Process., 2017

Editorial for coprime special issue.
Digit. Signal Process., 2017

Efficient multiplier-less structures for Ramanujan filter banks.
Proceedings of the 2017 IEEE International Conference on Acoustics, 2017

Minimum number of possibly non-contiguous samples to distinguish two periods.
Proceedings of the 2017 IEEE International Conference on Acoustics, 2017

Sparse eigenvectors of graphs.
Proceedings of the 2017 IEEE International Conference on Acoustics, 2017

One-bit sparse array DOA estimation.
Proceedings of the 2017 IEEE International Conference on Acoustics, 2017

Maximally economic sparse arrays and cantor arrays.
Proceedings of the 2017 IEEE 7th International Workshop on Computational Advances in Multi-Sensor Adaptive Processing, 2017

MUSIC and Ramanujan: MUSIC-like algorithms for integer periods using nested-periodic-subspaces.
Proceedings of the 51st Asilomar Conference on Signals, Systems, and Computers, 2017

Time estimation for heat diffusion on graphs.
Proceedings of the 51st Asilomar Conference on Signals, Systems, and Computers, 2017

The role of difference coarrays in correlation subspaces.
Proceedings of the 51st Asilomar Conference on Signals, Systems, and Computers, 2017

2016
A Unified Theory of Union of Subspaces Representations for Period Estimation.
IEEE Trans. Signal Process., 2016

Super Nested Arrays: Linear Sparse Arrays With Reduced Mutual Coupling - Part II: High-Order Extensions.
IEEE Trans. Signal Process., 2016

Super Nested Arrays: Linear Sparse Arrays With Reduced Mutual Coupling - Part I: Fundamentals.
IEEE Trans. Signal Process., 2016

Critical data length for period estimation.
Proceedings of the IEEE International Symposium on Circuits and Systems, 2016

Detecting tandem repeats in DNA using Ramanujan Filter Bank.
Proceedings of the IEEE International Symposium on Circuits and Systems, 2016

Coprime coarray interpolation for DOA estimation via nuclear norm minimization.
Proceedings of the IEEE International Symposium on Circuits and Systems, 2016

New Cramér-Rao bound expressions for coprime and other sparse arrays.
Proceedings of the 2016 IEEE Sensor Array and Multichannel Signal Processing Workshop (SAM), 2016

High order super nested arrays.
Proceedings of the 2016 IEEE Sensor Array and Multichannel Signal Processing Workshop (SAM), 2016

Graph filter banks with M-channels, maximal decimation, and perfect reconstruction.
Proceedings of the 2016 IEEE International Conference on Acoustics, 2016

Super nested arrays: Sparse arrays with less mutual coupling than nested arrays.
Proceedings of the 2016 IEEE International Conference on Acoustics, 2016

Linear systems on graphs.
Proceedings of the 2016 IEEE Global Conference on Signal and Information Processing, 2016

Detection of protein repeats using the Ramanujan Filter Bank.
Proceedings of the 50th Asilomar Conference on Signals, Systems and Computers, 2016

Discrete uncertainty principles on graphs.
Proceedings of the 50th Asilomar Conference on Signals, Systems and Computers, 2016

Two-dimensional sparse arrays with hole-free coarray and reduced mutual coupling.
Proceedings of the 50th Asilomar Conference on Signals, Systems and Computers, 2016

2015
Nested Periodic Matrices and Dictionaries: New Signal Representations for Period Estimation.
IEEE Trans. Signal Process., 2015

Pushing the Limits of Sparse Support Recovery Using Correlation Information.
IEEE Trans. Signal Process., 2015

Arbitrarily Shaped Periods in Multidimensional Discrete Time Periodicity.
IEEE Signal Process. Lett., 2015

Remarks on the Spatial Smoothing Step in Coarray MUSIC.
IEEE Signal Process. Lett., 2015

Special issue on Co-prime sampling and arrays.
Digit. Signal Process., 2015

Multidimensional Ramanujan-sum expansions on nonseparable lattices.
Proceedings of the 2015 IEEE International Conference on Acoustics, 2015

Ramanujan filter banks for estimation and tracking of periodicities.
Proceedings of the 2015 IEEE International Conference on Acoustics, 2015

Coprime DFT filter bank design: Theoretical bounds and guarantees.
Proceedings of the 2015 IEEE International Conference on Acoustics, 2015

Coprime arrays and samplers for space-time adaptive processing.
Proceedings of the 2015 IEEE International Conference on Acoustics, 2015

Properties of Ramanujan filter banks.
Proceedings of the 23rd European Signal Processing Conference, 2015

Period estimation and tracking: Filter bank design using truth tables of logic.
Proceedings of the 49th Asilomar Conference on Signals, Systems and Computers, 2015

Minimal dictionaries for spanning periodic signals.
Proceedings of the 49th Asilomar Conference on Signals, Systems and Computers, 2015

Fundamentals of multirate graph signal processing.
Proceedings of the 49th Asilomar Conference on Signals, Systems and Computers, 2015

Tensor MUSIC in multidimensional sparse arrays.
Proceedings of the 49th Asilomar Conference on Signals, Systems and Computers, 2015

2014
Ramanujan Sums in the Context of Signal Processing - Part II: FIR Representations and Applications.
IEEE Trans. Signal Process., 2014

Ramanujan Sums in the Context of Signal Processing - Part I: Fundamentals.
IEEE Trans. Signal Process., 2014

A Grid-Less Approach to Underdetermined Direction of Arrival Estimation Via Low Rank Matrix Denoising.
IEEE Signal Process. Lett., 2014

Soft-thresholding for spectrum sensing with coprime samplers.
Proceedings of the IEEE 8th Sensor Array and Multichannel Signal Processing Workshop, 2014

The farey-dictionary for sparse representation of periodic signals.
Proceedings of the IEEE International Conference on Acoustics, 2014

Ramanujan-sum expansions for finite duration (FIR) sequences.
Proceedings of the IEEE International Conference on Acoustics, 2014

Parameter identifiability in Sparse Bayesian Learning.
Proceedings of the IEEE International Conference on Acoustics, 2014

Ramanujan subspaces and digital signal processing.
Proceedings of the 48th Asilomar Conference on Signals, Systems and Computers, 2014

Dictionary approaches for identifying periodicities in data.
Proceedings of the 48th Asilomar Conference on Signals, Systems and Computers, 2014

Gridless methods for underdetermined source estimation.
Proceedings of the 48th Asilomar Conference on Signals, Systems and Computers, 2014

Design of coprime DFT arrays and filter banks.
Proceedings of the 48th Asilomar Conference on Signals, Systems and Computers, 2014

2013
MIMO Broadcast DFE Transceivers With QoS Constraints: Min-Power and Max-Rate Solutions.
IEEE Trans. Signal Process., 2013

Correlation-aware sparse support recovery: Gaussian sources.
Proceedings of the IEEE International Conference on Acoustics, 2013

Conditions for identifiability in sparse spatial spectrum sensing.
Proceedings of the 21st European Signal Processing Conference, 2013

Reflections on sampling-filters for compressive sensing and finite-innovations-rate models.
Proceedings of the 2013 Asilomar Conference on Signals, 2013

Why does direct-MUSIC on sparse-arrays work?
Proceedings of the 2013 Asilomar Conference on Signals, 2013

2012
The Role of GTD in Optimizing Perfect Reconstruction Filter Banks.
IEEE Trans. Signal Process., 2012

Nested Arrays in Two Dimensions, Part II: Application in Two Dimensional Array Processing.
IEEE Trans. Signal Process., 2012

Nested Arrays in Two Dimensions, Part I: Geometrical Considerations.
IEEE Trans. Signal Process., 2012

Multiple Level Nested Array: An Efficient Geometry for 2q th Order Cumulant Based Array Processing.
IEEE Trans. Signal Process., 2012

Generalized Geometric Mean Decomposition and DFE Transceiver Design - Part II: Performance Analysis.
IEEE Trans. Signal Process., 2012

Generalized Geometric Mean Decomposition and DFE Transceiver Design - Part I: Design and Complexity.
IEEE Trans. Signal Process., 2012

Correlation-aware techniques for sparse support recovery.
Proceedings of the IEEE Statistical Signal Processing Workshop, 2012

MIMO broadcast DFE transceiver design with bit allocation under QoS constraints.
Proceedings of the IEEE Statistical Signal Processing Workshop, 2012

Joint MAX-SER-minimized DFE transceiver design with bit allocation for broadcast channels.
Proceedings of IEEE International Conference on Communications, 2012

Role of bandwidth in the quality of inversion of linear multirate systems with noise.
Proceedings of the Conference Record of the Forty Sixth Asilomar Conference on Signals, 2012

Session TP3a: Information theoretic signal processing.
Proceedings of the Conference Record of the Forty Sixth Asilomar Conference on Signals, 2012

Compressive sensing and filter-bank signal models.
Proceedings of the Conference Record of the Forty Sixth Asilomar Conference on Signals, 2012

On application of LASSO for sparse support recovery with imperfect correlation awareness.
Proceedings of the Conference Record of the Forty Sixth Asilomar Conference on Signals, 2012

Max-rate MIMO broadcast DFE transceiver design under power and SER constraints.
Proceedings of the Conference Record of the Forty Sixth Asilomar Conference on Signals, 2012

2011
Block Diagonal GMD for Zero-Padded MIMO Frequency Selective Channels.
IEEE Trans. Signal Process., 2011

Theory of Sparse Coprime Sensing in Multiple Dimensions.
IEEE Trans. Signal Process., 2011

A General Approach to Coprime Pairs of Matrices, Based on Minors.
IEEE Trans. Signal Process., 2011

Sparse Sensing With Co-Prime Samplers and Arrays.
IEEE Trans. Signal Process., 2011

Coprimality of Certain Families of Integer Matrices.
IEEE Trans. Signal Process., 2011

MMSE DFE Transceiver Design Over Slowly Time-Varying MIMO Channels Using ST-GTD.
IEEE Trans. Signal Process., 2011

Generating New Commuting Coprime Matrix Pairs From Known Pairs.
IEEE Signal Process. Lett., 2011

The role of GTD in optimizing biorthogonal filter banks.
Proceedings of the IEEE International Conference on Acoustics, 2011

Adjugate pairs of sparse arrays for sampling two dimensional signals.
Proceedings of the IEEE International Conference on Acoustics, 2011

Two dimensional nested arrays on lattices.
Proceedings of the IEEE International Conference on Acoustics, 2011

Generalized geometric mean decomposition and DFE MMSE transceiver design for cyclic prefix systems.
Proceedings of the IEEE International Conference on Acoustics, 2011

Nonuniform sparse array design for active sensing.
Proceedings of the Conference Record of the Forty Fifth Asilomar Conference on Signals, 2011

Coprime sampling for system stabilization with FIR multirate controllers.
Proceedings of the Conference Record of the Forty Fifth Asilomar Conference on Signals, 2011

Session WA5a: Signal theory and image representation.
Proceedings of the Conference Record of the Forty Fifth Asilomar Conference on Signals, 2011

Session MP8a3: Parameter estimation.
Proceedings of the Conference Record of the Forty Fifth Asilomar Conference on Signals, 2011

Non uniform linear arrays for improved identifiability in cumulant based DOA Estimation.
Proceedings of the Conference Record of the Forty Fifth Asilomar Conference on Signals, 2011

Low complexity generalized geometric mean decomposition and DFE transceiver design.
Proceedings of the Conference Record of the Forty Fifth Asilomar Conference on Signals, 2011

2010
MIMO transceiver optimization with linear constraints on transmitted signal covariance components.
IEEE Trans. Signal Process., 2010

MIMO transceivers with decision feedback and bit loading: theory and optimization.
IEEE Trans. Signal Process., 2010

Generalized triangular decomposition in transform coding.
IEEE Trans. Signal Process., 2010

Nested arrays: a novel approach to array processing with enhanced degrees of freedom.
IEEE Trans. Signal Process., 2010

Zero-forcing DFE transceiver design over slowly time-varying MIMO channels using ST-GTD.
IEEE Trans. Signal Process., 2010

Dithered GMD Transform Coding.
IEEE Signal Process. Lett., 2010

System Identification With Sparse Coprime Sensing.
IEEE Signal Process. Lett., 2010

Active beamforming with interpolated FIR filterin.
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2010), May 30, 2010

Beamforming using passive nested arrays of sensors.
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2010), May 30, 2010

ZF-DFE transceiver for time-varying MIMO channels with channel-independent temporal precoder.
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2010), May 30, 2010

Block diagonal GMD for zero-padded mimo frequency selective channels with zero-forcing DFE.
Proceedings of the IEEE International Conference on Acoustics, 2010

A novel array structure for directions-of-arrival estimation with increased degrees of freedom.
Proceedings of the IEEE International Conference on Acoustics, 2010

ZF-DFE transceiver design for time-varying MIMO channels using space-time generalized triangular decomposition.
Proceedings of the IEEE International Conference on Acoustics, 2010

2009
MIMO radar waveform optimization with prior information of the extended target and clutter.
IEEE Trans. Signal Process., 2009

Optimization of transceivers with bit allocation to maximize bit rate for MIMO transmission.
IEEE Trans. Commun., 2009

Transceiver design with vector perturbation technique and iterative power loading.
Proceedings of the IEEE International Conference on Acoustics, 2009

GTD-based transceivers for decision feedback and bit loading.
Proceedings of the IEEE International Conference on Acoustics, 2009

Frequency invariant MVDR beamforming without filters and implementation using MIMO radar.
Proceedings of the IEEE International Conference on Acoustics, 2009

Joint MIMO radar waveform and receiving filter optimization.
Proceedings of the IEEE International Conference on Acoustics, 2009

2008
New Blind Block Synchronization for Transceivers Using Redundant Precoders.
IEEE Trans. Signal Process., 2008

Comments on "Performance Analysis of a Deterministic Channel Estimator for Block Transmission Systems With Null Guard Intervals".
IEEE Trans. Signal Process., 2008

MIMO Radar Ambiguity Properties and Optimization Using Frequency-Hopping Waveforms.
IEEE Trans. Signal Process., 2008

MIMO Radar Space-Time Adaptive Processing Using Prolate Spheroidal Wave Functions.
IEEE Trans. Signal Process., 2008

Structural Alignment of RNAs Using Profile-csHMMs and Its Application to RNA Homology Search: Overview and New Results.
IEEE Trans. Autom. Control., 2008

Fast Structural Alignment of RNAs by Optimizing the Adjoining Order of Profile-csHMMs.
IEEE J. Sel. Top. Signal Process., 2008

Blind block synchronization algorithms in cyclic prefix systems.
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2008), 2008

Minimum redundancy MIMO radars.
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2008), 2008

Joint optimization of transceivers with fractionally spaced equalizers.
Proceedings of the IEEE International Conference on Acoustics, 2008

Properties of the MIMO radar ambiguity function.
Proceedings of the IEEE International Conference on Acoustics, 2008

Optimal zero-forcing transceiver design for maximizing bit rate subject to a total transmit power constraint.
Proceedings of the 2008 16th European Signal Processing Conference, 2008

Per-antenna power constrained MIMO transceivers optimized for BER.
Proceedings of the 42nd Asilomar Conference on Signals, Systems and Computers, 2008

Joint optimization of transceivers with decision feedback and bit loading.
Proceedings of the 42nd Asilomar Conference on Signals, Systems and Computers, 2008

MIMO radar with broadband waveforms: Smearing filter banks and 2D virtual arrays.
Proceedings of the 42nd Asilomar Conference on Signals, Systems and Computers, 2008

Session TA8b4: Limited feedback and precoding.
Proceedings of the 42nd Asilomar Conference on Signals, Systems and Computers, 2008

Compressed sensing in MIMO radar.
Proceedings of the 42nd Asilomar Conference on Signals, Systems and Computers, 2008

2007
The Theory of Linear Prediction
Synthesis Lectures on Signal Processing, Morgan & Claypool Publishers, ISBN: 978-3-031-02527-3, 2007

Subspace-Based Blind Channel Identification for Cyclic Prefix Systems Using Few Received Blocks.
IEEE Trans. Signal Process., 2007

Generalized Signal Richness Preservation Problem and Vandermonde-Form Preserving Matrices.
IEEE Trans. Signal Process., 2007

Quadratically Constrained Beamforming Robust Against Direction-of-Arrival Mismatch.
IEEE Trans. Signal Process., 2007

Precoded FIR and Redundant V-BLAST Systems for Frequency-Selective MIMO Channels.
IEEE Trans. Signal Process., 2007

Computational identification and analysis of noncoding RNAs - Unearthing the buried treasures in the genorne.
IEEE Signal Process. Mag., 2007

Performance Analysis of Generalized Zero-Padded Blind Channel Estimation Algorithms.
IEEE Signal Process. Lett., 2007

A Generalized Algorithm for Blind Channel Identification with Linear Redundant Precoders.
EURASIP J. Adv. Signal Process., 2007

On equalization of channels with ZP precoders.
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2007), 2007

On the degree of MIMO systems.
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2007), 2007

On the Persistency of Excitation for Blind Channel Estimation in Cyclic Prefix Systems.
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2007), 2007

Fast Search of Sequences with Complex Symbol Correlations using Profile Context-Sensitive HMMS and Pre-Screening Filters.
Proceedings of the IEEE International Conference on Acoustics, 2007

Some properties of IIR power-symmetric filters.
Proceedings of the IEEE International Conference on Acoustics, 2007

New Algorithms for Blind Block Synchronization in Zero-Padding Systems.
Proceedings of the IEEE International Conference on Acoustics, 2007

A Subspace Method for MIMO Radar Space-Time Adaptive Processing.
Proceedings of the IEEE International Conference on Acoustics, 2007

2006
Context-Sensitive Hidden Markov Models for Modeling Long-Range Dependencies in Symbol Sequences.
IEEE Trans. Signal Process., 2006

On the spectral factor ambiguity of FIR energy compaction filter Banks.
IEEE Trans. Signal Process., 2006

Iterative greedy algorithm for solving the FIR paraunitary approximation problem.
IEEE Trans. Signal Process., 2006

Theoretical issues on LTI systems that preserve signal richness.
IEEE Trans. Signal Process., 2006

A generalized deterministic algorithm for blind channel identification with filter bank precoders.
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2006), 2006

Precoded V-BLAST for ISI MIMO channels.
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2006), 2006

Profile Context-Sensitive HMMs for Probabilistic Modeling of Sequences With Complex Correlations.
Proceedings of the 2006 IEEE International Conference on Acoustics Speech and Signal Processing, 2006

2005
A multirate DSP model for estimation of discrete probability density functions.
IEEE Trans. Signal Process., 2005

Equalization with oversampling in multiuser CDMA systems.
IEEE Trans. Signal Process., 2005

Necessary and sufficient conditions for LTI systems to preserve signal richness.
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2005), 2005

Optimal alignment algorithm for context-sensitive hidden Markov models.
Proceedings of the 2005 IEEE International Conference on Acoustics, 2005

Staying rich: LTI systems which preserve signal richness.
Proceedings of the 2005 IEEE International Conference on Acoustics, 2005

2004
The role of signal-processing concepts in genomics and proteomics.
J. Frankl. Inst., 2004

Discrete pdf estimation in the presence of noise.
Proceedings of the 2004 International Symposium on Circuits and Systems, 2004

A frequency domain approach for blind identification with filter bank precoders.
Proceedings of the 2004 International Symposium on Circuits and Systems, 2004

Transmultiplexers as precoders in modern digital communication: a tutorial review.
Proceedings of the 2004 International Symposium on Circuits and Systems, 2004

Iterative algorithm for the design of optimal FIR analysis/synthesis filters for overdecimated filter banks.
Proceedings of the 2004 International Symposium on Circuits and Systems, 2004

Wavelet-based denoising by customized thresholding.
Proceedings of the 2004 IEEE International Conference on Acoustics, 2004

Iterative gradient technique for the design of least squares optimal FIR magnitude squared Nyquist filters.
Proceedings of the 2004 IEEE International Conference on Acoustics, 2004

2003
Fractional biorthogonal partners in channel equalization and signal interpolation.
IEEE Trans. Signal Process., 2003

A low-complexity eigenfilter design method for channel shortening equalizers for DMT systems.
IEEE Trans. Commun., 2003

On the eigenfilter design method and its applications: a tutorial.
IEEE Trans. Circuits Syst. II Express Briefs, 2003

Finite-channel chromatic derivative filter banks.
IEEE Signal Process. Lett., 2003

Discrete probability density estimation using multirate DSP models.
Proceedings of the 2003 IEEE International Conference on Acoustics, 2003

On the least squares signal approximation model for overdecimated rational nonuniform filter banks and applications.
Proceedings of the 2003 IEEE International Conference on Acoustics, 2003

2002
MIMO biorthogonal partners and applications.
IEEE Trans. Signal Process., 2002

Tree-structured method for LUT inverse halftoning and for image halftoning.
IEEE Trans. Image Process., 2002

Chromatic derivative filter banks.
IEEE Signal Process. Lett., 2002

Fractional biorthogonal partners and application in signal interpolation.
Proceedings of the 2002 International Symposium on Circuits and Systems, 2002

On power allocation for generalized cyclic-prefix based channel-equalizers.
Proceedings of the 2002 International Symposium on Circuits and Systems, 2002

Pre- and post-processing for optimal noise reduction in cyclic prefix based channel equalizers.
Proceedings of the IEEE International Conference on Communications, 2002

Fast and robust blind-equalization based on cyclic prefix.
Proceedings of the IEEE International Conference on Communications, 2002

Noise optimized eigenfilter design of time-domain equalizers for DMT systems.
Proceedings of the IEEE International Conference on Communications, 2002

Fractional biorthogonal partners in fractionally spaced equalizers.
Proceedings of the IEEE International Conference on Acoustics, 2002

Theory of fractionally spaced cyclic-prefix equalizers.
Proceedings of the IEEE International Conference on Acoustics, 2002

Eigenfilter design of MIMO equalizers for channel shortening.
Proceedings of the IEEE International Conference on Acoustics, 2002

New methods for digital halftoning and inverse halftoning.
Proceedings of the Color Imaging: Device-Independent Color, 2002

2001
Biorthogonal partners and applications.
IEEE Trans. Signal Process., 2001

Filterbank optimization with convex objectives and the optimality of principal component forms.
IEEE Trans. Signal Process., 2001

Results on principal component filter banks: Colored noise suppression and existence issues.
IEEE Trans. Inf. Theory, 2001

Efficient implementation of all-digital interpolation.
IEEE Trans. Image Process., 2001

Look-up table (LUT) method for inverse halftoning.
IEEE Trans. Image Process., 2001

The role of filter banks in sinusoidal frequency estimation.
J. Frankl. Inst., 2001

Theory of MIMO biorthogonal partners and their application in channel equalization.
Proceedings of the IEEE International Conference on Communications, 2001

Discrete multitone communication with principal component filter banks.
Proceedings of the IEEE International Conference on Communications, 2001

Results on vector biorthogonal partners.
Proceedings of the IEEE International Conference on Acoustics, 2001

On sampling theorems for non bandlimited signals.
Proceedings of the IEEE International Conference on Acoustics, 2001

Sinusoidal frequency estimation using filter banks.
Proceedings of the IEEE International Conference on Acoustics, 2001

Optimal histogram modification with MSE metric.
Proceedings of the IEEE International Conference on Acoustics, 2001

On optimal transforms for subband domain suppression of colored noise.
Proceedings of the IEEE International Conference on Acoustics, 2001

2000
A state space approach to the design of globally optimal FIR energy compaction filters.
IEEE Trans. Signal Process., 2000

Bifrequency and bispectrum maps: a new look at multirate systems with stochastic inputs.
IEEE Trans. Signal Process., 2000

Correction to "optimized halftoning using dot diffusion and methods for inverse flalftoning".
IEEE Trans. Image Process., 2000

Optimized halftoning using dot diffusion and methods for inverse halftoning.
IEEE Trans. Image Process., 2000

Optimality of principal component filter banks for discrete multitone communication systems.
Proceedings of the IEEE International Symposium on Circuits and Systems, 2000

Look up table (LUT) inverse halftoning.
Proceedings of the IEEE International Symposium on Circuits and Systems, 2000

Principal component filter banks: existence issues, and application to modulated filter banks.
Proceedings of the IEEE International Symposium on Circuits and Systems, 2000

Look up Table (LUT) Method for Image Halftoning.
Proceedings of the 2000 International Conference on Image Processing, 2000

Template selection for LUT inverse halftoning and application to color halftones.
Proceedings of the IEEE International Conference on Acoustics, 2000

On the duality of optimal DMT systems and biorthogonal subband coders.
Proceedings of the IEEE International Conference on Acoustics, 2000

Optimizing the capacity of orthogonal and biorthogonal DMT channels.
Proceedings of the 10th European Signal Processing Conference, 2000

Tree-structured method for improved LUT inverse halftoning.
Proceedings of the 10th European Signal Processing Conference, 2000

Are nonuniform principal component filter banks optimal?
Proceedings of the 10th European Signal Processing Conference, 2000

1999
Cyclic LTI systems in digital signal processing.
IEEE Trans. Signal Process., 1999

Oversampling PCM techniques and optimum noise shapers for quantizing a class of nonbandlimited signals.
IEEE Trans. Signal Process., 1999

Homogeneous time-invariant systems.
IEEE Signal Process. Lett., 1999

On optimization of filter banks with denoising applications.
Proceedings of the 1999 International Symposium on Circuits and Systems, ISCAS 1999, Orlando, Florida, USA, May 30, 1999

The best basis problem, compaction problem and PCFB design problems [filter banks].
Proceedings of the 1999 International Symposium on Circuits and Systems, ISCAS 1999, Orlando, Florida, USA, May 30, 1999

A mathematical description of the dot diffusion algorithm in image halftoning with application in inverse halftoning.
Proceedings of the 1999 IEEE International Conference on Acoustics, 1999

New results and open problems on nonuniform filter-banks.
Proceedings of the 1999 IEEE International Conference on Acoustics, 1999

1998
Structures for anticausal inverses and application in multirate filter banks.
IEEE Trans. Signal Process., 1998

Theory of optimal orthonormal subband coders.
IEEE Trans. Signal Process., 1998

Theory and design of optimum FIR compaction filters.
IEEE Trans. Signal Process., 1998

A Kaiser window approach for the design of prototype filters of cosine modulated filterbanks.
IEEE Signal Process. Lett., 1998

Image Halftoning and Inverse Halftoning for Optimized Dot Diffusion.
Proceedings of the 1998 IEEE International Conference on Image Processing, 1998

Optimal Nonuniform Orthonormal Filter Banks for Subband Coding and Signal Representation.
Proceedings of the 1998 IEEE International Conference on Image Processing, 1998

Cyclic LTI systems and the paraunitary interpolation problem.
Proceedings of the 1998 IEEE International Conference on Acoustics, 1998

Globally optimal two channel FIR orthonormal filter banks adapted to the input signal statistics.
Proceedings of the 1998 IEEE International Conference on Acoustics, 1998

On existence of FIR principal component filter banks.
Proceedings of the 1998 IEEE International Conference on Acoustics, 1998

Optimization of filter banks based on properties of the input signal.
Proceedings of the 9th European Signal Processing Conference, 1998

Results on cyclic signal processing systems.
Proceedings of the 9th European Signal Processing Conference, 1998

Image halftoning using optimized dot diffusion.
Proceedings of the 9th European Signal Processing Conference, 1998

1997
Factorability of lossless time-varying filters and filter banks.
IEEE Trans. Signal Process., 1997

Paraunitary filter banks over finite fields.
IEEE Trans. Signal Process., 1997

Generalized sampling theorems in multiresolution subspaces.
IEEE Trans. Signal Process., 1997

On the minimum phase property of prediction-error polynomials.
IEEE Signal Process. Lett., 1997

Theory of cyclic filter banks.
Proceedings of the 1997 IEEE International Conference on Acoustics, 1997

Optimum low cost two channel IIR orthonormal filter bank.
Proceedings of the 1997 IEEE International Conference on Acoustics, 1997

FIR compaction filters: new design methods and properties.
Proceedings of the 1997 IEEE International Conference on Acoustics, 1997

1996
Time-varying filters and filter banks: some basic principles.
IEEE Trans. Signal Process., 1996

On the study of four-parallelogram filter banks.
IEEE Trans. Signal Process., 1996

Theory and design of two-parallelogram filter banks.
IEEE Trans. Signal Process., 1996

On optimal analysis/synthesis filters for coding gain maximization.
IEEE Trans. Signal Process., 1996

Theory and design of two-dimensional filter Banks: A review.
Multidimens. Syst. Signal Process., 1996

Theory of optimal orthonormal filter banks.
Proceedings of the 1996 IEEE International Conference on Acoustics, 1996

A polyphase approach to time-varying filter banks.
Proceedings of the 1996 IEEE International Conference on Acoustics, 1996

Nonseparable sampling theorems for two-dimensional signals.
Proceedings of the 1996 IEEE International Conference on Acoustics, 1996

Considerations in the design of optimum compaction filters for subband coders.
Proceedings of the 8th European Signal Processing Conference, 1996

1995
Role of anticausal inverses in multirate filter-banks .II. The FIR case, factorizations, and biorthogonal lapped transforms.
IEEE Trans. Signal Process., 1995

Role of anticausal inverses in multirate filter-banks .I. System-theoretic fundamentals.
IEEE Trans. Signal Process., 1995

A complete factorization of paraunitary matrices with pairwise mirror-image symmetry in the frequency domain.
IEEE Trans. Signal Process., 1995

One- and two-level filter-bank convolvers.
IEEE Trans. Signal Process., 1995

A new class of two-channel biorthogonal filter banks and wavelet bases.
IEEE Trans. Signal Process., 1995

Linear phase cosine modulated maximally decimated filter banks with perfect reconstruction.
IEEE Trans. Signal Process., 1995

Reconstruction of Sequences from Nonuniform Samples.
Proceedings of the 1995 IEEE International Symposium on Circuits and Systems, ISCAS 1995, Seattle, Washington, USA, April 30, 1995

Structures for Time Reversed Inversion in Filter Banks.
Proceedings of the 1995 IEEE International Symposium on Circuits and Systems, ISCAS 1995, Seattle, Washington, USA, April 30, 1995

Efficient Recursive Computation of 1D and 2D-Quincunx IIR Wavelets.
Proceedings of the 1995 IEEE International Symposium on Circuits and Systems, ISCAS 1995, Seattle, Washington, USA, April 30, 1995

Two-Dimensional Paraunitary Cosine Modulated Perfect Reconstruction Filter Banks.
Proceedings of the 1995 IEEE International Symposium on Circuits and Systems, ISCAS 1995, Seattle, Washington, USA, April 30, 1995

Discrete time signals which can be recovered from samples.
Proceedings of the 1995 International Conference on Acoustics, 1995

New sampling theorems for MRA subspaces.
Proceedings of the 1995 International Conference on Acoustics, 1995

1994
Vector space framework for unification of one- and multidimensional filter bank theory.
IEEE Trans. Signal Process., 1994

New results on multidimensional Chinese remainder theorem.
IEEE Signal Process. Lett., 1994

Biorthonormal Filter Banks and the Theory of Transfer Matrix Inversion.
Proceedings of the 1994 IEEE International Symposium on Circuits and Systems, ISCAS 1994, London, England, UK, May 30, 1994

Two-Channel 1D and 2D Biorthonormal Filter Banks with Causal Stable IIR and Linear Phase FIR Filters.
Proceedings of the 1994 IEEE International Symposium on Circuits and Systems, ISCAS 1994, London, England, UK, May 30, 1994

Causal FIR matrices with anticausal FIR inverses, and application in characterization of biorthonormal filter banks.
Proceedings of ICASSP '94: IEEE International Conference on Acoustics, 1994

Phase linearization of filters in analysis/synthesis filter banks.
Proceedings of ICASSP '94: IEEE International Conference on Acoustics, 1994

1993
Orthonormal and biorthonormal filter banks as convolvers, and convolutional coding gain.
IEEE Trans. Signal Process., 1993

Linear phase paraunitary filter banks: theory, factorizations and designs.
IEEE Trans. Signal Process., 1993

Coding gain in paraunitary analysis/synthesis systems.
IEEE Trans. Signal Process., 1993

On orthonormal wavelets and paraunitary filter banks.
IEEE Trans. Signal Process., 1993

Effects of Multirate Systems on the Statistical Properties of Random Signals.
IEEE Trans. Signal Process., 1993

A Spectral Factorization Approach to Pseudo-QMF Design.
IEEE Trans. Signal Process., 1993

Multidimensional multirate filters and filter banks derived from one-dimensional filters.
IEEE Trans. Signal Process., 1993

The role of integer matrices in multidimensional multirate systems.
IEEE Trans. Signal Process., 1993

Recent developments in multidimensional multirate systems.
IEEE Trans. Circuits Syst. Video Technol., 1993

Efficient subband encoding of magnitude/phase spectra.
Proceedings of the 1993 IEEE International Symposium on Circuits and Systems, 1993

A quadratic-constrained least-squares approach to linear phase orthonormal filter bank design.
Proceedings of the 1993 IEEE International Symposium on Circuits and Systems, 1993

Biorthonormal filter banks: Some necessary conditions, and orthonormalization.
Proceedings of the 1993 IEEE International Symposium on Circuits and Systems, 1993

Considerations in multidimensional filter bank design.
Proceedings of the 1993 IEEE International Symposium on Circuits and Systems, 1993

Nonuniform decimation and reconstruction of generalized-bandlimited MD signals.
Proceedings of the 1993 IEEE International Symposium on Circuits and Systems, 1993

Linear phase orthonormal filter banks.
Proceedings of the IEEE International Conference on Acoustics, 1993

The biorthonormal filter bank convolver, and application in low sensitivity FIR filter structures.
Proceedings of the IEEE International Conference on Acoustics, 1993

On the choice of rational decimation systems for multidimensional signals.
Proceedings of the IEEE International Conference on Acoustics, 1993

1992
Cosine-modulated FIR filter banks satisfying perfect reconstruction.
IEEE Trans. Signal Process., 1992

Paraunitary filter banks and wavelet packets.
Proceedings of the 1992 IEEE International Conference on Acoustics, 1992

Commutativity of D-dimensional decimation and expansion matrices, and application to rational decimation systems.
Proceedings of the 1992 IEEE International Conference on Acoustics, 1992

1991
On coefficient-quantization and computational roundoff effects in lossless multirate filter banks.
IEEE Trans. Signal Process., 1991

Some results in the theory of crosstalk-free transmultiplexers.
IEEE Trans. Signal Process., 1991

The role of Smith-form decomposition of integer-matrices, in multidimensional multirate systems.
Proceedings of the 1991 International Conference on Acoustics, 1991

Analysis of the effects of multirate filters on stationary random inputs, with application in adaptive filtering.
Proceedings of the 1991 International Conference on Acoustics, 1991

New results on cosine-modulated FIR filter banks satisfying perfect reconstruction.
Proceedings of the 1991 International Conference on Acoustics, 1991

1990
Efficient reconstruction of band-limited sequences from nonuniformly decimated versions by use of polyphase filter banks.
IEEE Trans. Acoust. Speech Signal Process., 1990

Derivation of new and existing discrete-time Kharitonov theorems based on discrete-time reactances [digital signal processing].
IEEE Trans. Acoust. Speech Signal Process., 1990

Structures for M-channel perfect-reconstruction FIR QMF banks which yield linear-phase analysis filters.
IEEE Trans. Acoust. Speech Signal Process., 1990

Minimal structures for the implementation of digital rational lossless systems.
IEEE Trans. Acoust. Speech Signal Process., 1990

Multirate digital filters, filter banks, polyphase networks, and applications: a tutorial.
Proc. IEEE, 1990

1989
Improved technique for design of perfect reconstruction FIR QMF banks with lossless polyphase matrices.
IEEE Trans. Acoust. Speech Signal Process., 1989

Two-channel perfect-reconstruction FIR QMF structures which yield linear-phase analysis and synthesis filters.
IEEE Trans. Acoust. Speech Signal Process., 1989

Lattice structures for design of three-channel linear-phase perfect-reconstruction FIR QMF banks.
Proceedings of the IEEE International Conference on Acoustics, 1989

1988
Polyphase networks, block digital filtering, LPTV systems, and alias-free QMF banks: a unified approach based on pseudocirculants.
IEEE Trans. Acoust. Speech Signal Process., 1988

Classical sampling theorems in the context of multirate and polyphase digital filter bank structures.
IEEE Trans. Acoust. Speech Signal Process., 1988

Lattice structures for optimal design and robust implementation of two-channel perfect-reconstruction QMF banks.
IEEE Trans. Acoust. Speech Signal Process., 1988

Maximally decimated perfect-reconstruction FIR filter banks with pairwise mirror-image analysis (and synthesis) frequency responses.
IEEE Trans. Acoust. Speech Signal Process., 1988

General synthesis procedures for FIR lossless transfer matrices, for perfect-reconstruction multirate filter bank applications.
IEEE Trans. Acoust. Speech Signal Process., 1988

The digital all-pass filter: a versatile signal processing building block.
Proc. IEEE, 1988

Improved approach for design of perfect reconstruction FIR QMF banks, with lossless lattice structures.
Proceedings of the IEEE International Conference on Acoustics, 1988

Eigenfilters for the design of special transfer functions with applications in multirate signal processing.
Proceedings of the IEEE International Conference on Acoustics, 1988

1987
Theory and design of M-channel maximally decimated quadrature mirror filters with arbitrary M, having the perfect-reconstruction property.
IEEE Trans. Acoust. Speech Signal Process., 1987

A unified structural interpretation of some well-known stability-test procedures for linear systems.
Proc. IEEE, 1987

On predicting a band-limited signal based on past sample values.
Proc. IEEE, 1987

The perfect-reconstruction QMF bank: New architectures, solutions, and optimization strategies.
Proceedings of the IEEE International Conference on Acoustics, 1987

1986
A new approach to the realization of low-sensitivity IIR digital filters.
IEEE Trans. Acoust. Speech Signal Process., 1986

Design of doubly-complementary IIR digital filters, using a single complex allpass filter.
Proceedings of the IEEE International Conference on Acoustics, 1986

New cascaded lattice structures for FIR filters having extremely low coefficent sensitivity.
Proceedings of the IEEE International Conference on Acoustics, 1986

Theory of uniform DFT, parallel, quadrature mirror filter banks.
Proceedings of the IEEE International Conference on Acoustics, 1986

1985
New design methods for FIR filters with equiripple stopbands and prescribed degrees of passband flatness.
Proceedings of the IEEE International Conference on Acoustics, 1985

Complementary IIR digital filter banks.
Proceedings of the IEEE International Conference on Acoustics, 1985

1984
A new class of very low sensitivity cascade-form digital-filters based on "passive" second order single-input single-output building blocks.
Proceedings of the IEEE International Conference on Acoustics, 1984

1983
A new approach for synthesis of low sensitivity digital filter structures based on lossless building blocks.
Proceedings of the IEEE International Conference on Acoustics, 1983


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