Optimal preconditioning for interpolation of missing data in a band-limited sequence. - Prabhu Babu; Erik Gudmundson; Petre Stoica (ACSCC, 2008)

Automatic cepstrum-based smoothing of the periodogram via cross-validation. - Prabhu Babu; Erik Gudmundson; Petre Stoica (EUSIPCO, 2008)

An IQML type algorithm for AR parameter estimation from noisy covariance sequences. - Prabhu Babu; Petre Stoica; Thomas L. Marzetta (EUSIPCO, 2009)

Modeling Radial Velocity Signals for Exoplanet Search Applications. - Prabhu Babu; Petre Stoica; Jian Li 001 (ICINCO (3), 2010)

Spectral analysis of nonuniformly sampled data - a review. - Prabhu Babu; Petre Stoica (Digit. Signal Process., 2010)

Linear Systems, Sparse Solutions, and Sudoku. - Prabhu Babu; Kristiaan Pelckmans; Petre Stoica; Jian Li 001 (IEEE Signal Process. Lett., 2010)

Comments on "Iterative Estimation of Sinusoidal Signal Parameters". - Prabhu Babu; Petre Stoica (IEEE Signal Process. Lett., 2010)

Algebraic Derivation of Elfving Theorem on Optimal Experiment Design and Some Connections With Sparse Estimation. - Petre Stoica; Prabhu Babu (IEEE Signal Process. Lett., 2010)

A combined linear programming-maximum likelihood approach to radial velocity data analysis for extrasolar planet detection. - Prabhu Babu; Petre Stoica (ICASSP, 2011)

A sparse covariance-based method for direction of arrival estimation. - Petre Stoica; Prabhu Babu; Jian Li 001 (ICASSP, 2011)

The Gaussian Data Assumption Leads to the Largest Cramér-Rao Bound [Lecture Notes]. - Petre Stoica; Prabhu Babu (IEEE Signal Process. Mag., 2011)

Maximum-Likelihood Nonparametric Estimation of Smooth Spectra From Irregularly Sampled Data. - Petre Stoica; Prabhu Babu (IEEE Trans. Signal Process., 2011)

New Method of Sparse Parameter Estimation in Separable Models and Its Use for Spectral Analysis of Irregularly Sampled Data. - Petre Stoica; Prabhu Babu; Jian Li 001 (IEEE Trans. Signal Process., 2011)

SPICE: A Sparse Covariance-Based Estimation Method for Array Processing. - Petre Stoica; Prabhu Babu; Jian Li 001 (IEEE Trans. Signal Process., 2011)

Sparse spectral-line estimation for nonuniformly sampled multivariate time series: SPICE, LIKES and MSBL. - Prabhu Babu; Petre Stoica (EUSIPCO, 2012)

On moving average parameter estimation. - Niclas Sandgren; Petre Stoica; Prabhu Babu (EUSIPCO, 2012)

SPICE and LIKES: Two hyperparameter-free methods for sparse-parameter estimation. - Petre Stoica; Prabhu Babu (Signal Process., 2012)

On the Exponentially Embedded Family (EEF) Rule for Model Order Selection. - Petre Stoica; Prabhu Babu (IEEE Signal Process. Lett., 2012)

Sparse Estimation of Spectral Lines: Grid Selection Problems and Their Solutions. - Petre Stoica; Prabhu Babu (IEEE Trans. Signal Process., 2012)

On the Proper Forms of BIC for Model Order Selection. - Petre Stoica; Prabhu Babu (IEEE Trans. Signal Process., 2012)

Parameter estimation of exponential signals: A system identification approach. - Petre Stoica; Prabhu Babu (Digit. Signal Process., 2013)

Model order estimation via penalizing adaptively the likelihood (PAL). - Petre Stoica; Prabhu Babu (Signal Process., 2013)

A fast algorithm for sparse generalized eigenvalue problem. - Junxiao Song; Prabhu Babu; Daniel P. Palomar (ACSSC, 2014)

Regularized robust estimation of mean and covariance matrix under heavy tails and outliers. - Ying Sun 003; Prabhu Babu; Daniel Pérez Palomar (SAM, 2014)

Connection between SPICE and Square-Root LASSO for sparse parameter estimation. - Prabhu Babu; Petre Stoica (Signal Process., 2014)

Regularized Tyler's Scatter Estimator: Existence, Uniqueness, and Algorithms. - Ying Sun 003; Prabhu Babu; Daniel P. Palomar (IEEE Trans. Signal Process., 2014)

PRIME: Phase retrieval via majorization-minimization technique. - Tianyu Qiu; Prabhu Babu; Daniel Pérez Palomar (ACSSC, 2015)

Robust low-rank optimization for large scale problems. - Licheng Zhao; Prabhu Babu; Daniel Pérez Palomar (ACSSC, 2015)

Optimization methods for sequence design with low autocorrelation sidelobes. - Junxiao Song; Prabhu Babu; Daniel P. Palomar (ICASSP, 2015)

Robust estimation of structured covariance matrix for heavy-tailed distributions. - Ying Sun 003; Prabhu Babu; Daniel Pérez Palomar (ICASSP, 2015)

Sparse Generalized Eigenvalue Problem Via Smooth Optimization. - Junxiao Song; Prabhu Babu; Daniel Pérez Palomar (IEEE Trans. Signal Process., 2015)

Optimization Methods for Designing Sequences With Low Autocorrelation Sidelobes. - Junxiao Song; Prabhu Babu; Daniel Pérez Palomar (IEEE Trans. Signal Process., 2015)

Regularized Robust Estimation of Mean and Covariance Matrix Under Heavy-Tailed Distributions. - Ying Sun 003; Prabhu Babu; Daniel Pérez Palomar (IEEE Trans. Signal Process., 2015)

Robust rank constrained kronecker covariance matrix estimation. - Arnaud Breloy; Ying Sun 003; Prabhu Babu; Guillaume Ginolhac; Daniel Pérez Palomar (ACSSC, 2016)

Block majorization-minimization algorithms for low-rank clutter subspace estimation. - Arnaud Breloy; Ying Sun 003; Prabhu Babu; Daniel Pérez Palomar (EUSIPCO, 2016)

A minorization-maximization algorithm for an-based mimome secrecy rate maximization. - Mudassir Masood; Ali Ghrayeb; Prabhu Babu; Issa M. Khalil; Mazen O. Hasna (GlobalSIP, 2016)

Orthogonal sparse eigenvectors: A procrustes problem. - Konstantinos Benidis; Ying Sun 003; Prabhu Babu; Daniel Pérez Palomar (ICASSP, 2016)

Sequence design to minimize the peak sidelobe level. - Junxiao Song; Prabhu Babu; Daniel Pérez Palomar (ICASSP, 2016)

Optimal design of constant-modulus channel training sequences. - Zhongju Wang 001; Prabhu Babu; Daniel P. Palomar (ICASSP, 2016)

A robust signal subspace estimator. - Arnaud Breloy; Ying Sun 003; Prabhu Babu; Guillaume Ginolhac; Daniel Pérez Palomar; Frédéric Pascal 001 (SSP, 2016)

MELT - Maximum-Likelihood Estimation of Low-Rank Toeplitz Covariance Matrix. - Prabhu Babu (IEEE Signal Process. Lett., 2016)

Orthogonal Sparse PCA and Covariance Estimation via Procrustes Reformulation. - Konstantinos Benidis; Ying Sun 003; Prabhu Babu; Daniel P. Palomar (IEEE Trans. Signal Process., 2016)

PRIME: Phase Retrieval via Majorization-Minimization. - Tianyu Qiu; Prabhu Babu; Daniel Pérez Palomar (IEEE Trans. Signal Process., 2016)

Sequence Design to Minimize the Weighted Integrated and Peak Sidelobe Levels. - Junxiao Song; Prabhu Babu; Daniel P. Palomar (IEEE Trans. Signal Process., 2016)

Sequence Set Design With Good Correlation Properties Via Majorization-Minimization. - Junxiao Song; Prabhu Babu; Daniel P. Palomar (IEEE Trans. Signal Process., 2016)

Low-Complexity Algorithms for Low Rank Clutter Parameters Estimation in Radar Systems. - Ying Sun 003; Arnaud Breloy; Prabhu Babu; Daniel P. Palomar; Frédéric Pascal 001; Guillaume Ginolhac (IEEE Trans. Signal Process., 2016)

Robust Estimation of Structured Covariance Matrix for Heavy-Tailed Elliptical Distributions. - Ying Sun 003; Prabhu Babu; Daniel Pérez Palomar (IEEE Trans. Signal Process., 2016)

Design of PAR-Constrained Sequences for MIMO Channel Estimation via Majorization-Minimization. - Zhongju Wang 001; Prabhu Babu; Daniel P. Palomar (IEEE Trans. Signal Process., 2016)

Efficient Algorithms on Robust Low-Rank Matrix Completion Against Outliers. - Licheng Zhao; Prabhu Babu; Daniel P. Palomar (IEEE Trans. Signal Process., 2016)

A low-complexity algorithm for OFDM phase noise estimation. - Zhongju Wang 001; Prabhu Babu; Daniel P. Palomar (SPAWC, 2017)

A fast algorithm for joint design of transmit waveforms and receive filters. - Linlong Wu; Prabhu Babu; Daniel P. Palomar (SPAWC, 2017)

A Minorization-Maximization Algorithm for Maximizing the Secrecy Rate of the MIMOME Wiretap Channel. - Mudassir Masood; Ali Ghrayeb; Prabhu Babu; Issa Khalil; Mazen O. Hasna (IEEE Commun. Lett., 2017)

Majorization-Minimization Algorithms in Signal Processing, Communications, and Machine Learning. - Ying Sun 003; Prabhu Babu; Daniel P. Palomar (IEEE Trans. Signal Process., 2017)

Effective Low-Complexity Optimization Methods for Joint Phase Noise and Channel Estimation in OFDM. - Zhongju Wang 001; Prabhu Babu; Daniel P. Palomar (IEEE Trans. Signal Process., 2017)

Cognitive Radar-Based Sequence Design via SINR Maximization. - Linlong Wu; Prabhu Babu; Daniel P. Palomar (IEEE Trans. Signal Process., 2017)

A Unified Framework for Low Autocorrelation Sequence Design via Majorization-Minimization. - Licheng Zhao; Junxiao Song; Prabhu Babu; Daniel P. Palomar (IEEE Trans. Signal Process., 2017)

Transmit Waveform/Receive Filter Design for MIMO Radar With Multiple Waveform Constraints. - Linlong Wu; Prabhu Babu; Daniel P. Palomar (IEEE Trans. Signal Process., 2018)

Codebook based Precoding for Multiuser MIMO Broadcast Systems: An MM Approach. - Sai Subramanyam Thoota; Prabhu Babu; Chandra R. Murthy (NCC, 2019)

Novel Algorithms Based on Majorization Minimization for Nonnegative Matrix Factorization. - R. Jyothi; Prabhu Babu; Rajendar Bahl (IEEE Access, 2019)

Codebook-Based Precoding and Power Allocation for MU-MIMO Systems for Sum Rate Maximization. - Sai Subramanyam Thoota; Prabhu Babu; Chandra R. Murthy (IEEE Trans. Commun., 2019)

Sparse Reconstruction-Based Thermal Imaging for Defect Detection. - Deboshree Roy; Prabhu Babu; Suneet Tuli (IEEE Trans. Instrum. Meas., 2019)

Designing unimodular sequence with good auto-correlation properties via Block Majorization-Minimization method. - Surya Prakash Sankuru; Prabhu Babu (Signal Process., 2020)

SOLVIT: A Reference-Free Source Localization Technique Using Majorization Minimization. - R. Jyothi; Prabhu Babu (IEEE ACM Trans. Audio Speech Lang. Process., 2020)

A Novel Algorithm for Optimal Placement of Multiple Inertial Sensors to Improve the Sensing Accuracy. - Nitesh Sahu; Prabhu Babu; Arun Kumar 007; Rajendar Bahl (IEEE Trans. Signal Process., 2020)

PROMPT: Parallel Iterative Algorithm for 𝓁p norm linear regression via Majorization Minimization with an application to semi-supervised graph learning. - R. Jyothi; Prabhu Babu (CoRR, 2021)

SLOPE: A monotonic algorithm to design sequences with good autocorrelation properties by minimizing the peak sidelobe level. - R. Jyothi; Prabhu Babu; Mohammad Alaee-Kerahroodi (Digit. Signal Process., 2021)

A fast iterative algorithm to design phase-only sequences by minimizing the ISL metric. - Surya Prakash Sankuru; Prabhu Babu (Digit. Signal Process., 2021)

Design of High-Dimensional Grassmannian Frames via Block Minorization Maximization. - R. Jyothi; Prabhu Babu; Petre Stoica (IEEE Commun. Lett., 2021)

Designing Complementary Sequence Sets With Impulse Like Complementary Auto-Correlation Function. - Surya Prakash Sankuru; Prabhu Babu (IEEE Commun. Lett., 2021)

DYANOM - Dykstra's projection based atomic norm solver. - R. Jyothi; Prabhu Babu; Y. Wang; Z. Tian (Signal Process., 2021)

Integrated Trajectory Optimization and Cubature Kalman Filter for UAV-Based Target Tracking with Unknown Initial Position. - Sheng Xu 004; Linlong Wu; M. R. Bhavani Shankar; Prabhu Babu (SAM, 2022)

Designing Interference-Immune Doppler-TolerantWaveforms for Automotive Radar Applications. - Robin Amar; Mohammad Alaee-Kerahroodi; Prabhu Babu; M. R. Bhavani Shankar (CoRR, 2022)

Comments on "Iteratively Re-weighted Algorithm for Fuzzy c-Means". - Astha Saini; Prabhu Babu (CoRR, 2022)

A Majorization-Minimization Algorithm for Hybrid TOA-RSS Based Localization in NLOS Environment. - Kuntal Panwar; Mayur Katwe; Prabhu Babu; Pradnya H. Ghare; Keshav Singh (IEEE Commun. Lett., 2022)

PIANO: A fast parallel iterative algorithm for multinomial and sparse multinomial logistic regression. - R. Jyothi; Prabhu Babu (Signal Process., 2022)

TELET: A monotonic algorithm to design large dimensional equiangular tight frames for applications in compressed sensing. - R. Jyothi; Prabhu Babu (Signal Process., 2022)

UNIPOL: Unimodular sequence design via a separable iterative quartic polynomial optimization for active sensing systems. - Surya Prakash Sankuru; Prabhu Babu; Mohammad Alaee-Kerahroodi (Signal Process., 2022)

Multiple Hypothesis Testing-Based Cepstrum Thresholding for Nonparametric Spectral Estimation. - Prabhu Babu; Petre Stoica (IEEE Signal Process. Lett., 2022)

Learning Sparse Graphs via Majorization-Minimization for Smooth Node Signals. - Ghania Fatima; Aakash Arora; Prabhu Babu; Petre Stoica (IEEE Signal Process. Lett., 2022)

PGPAL: A Monotonic Iterative Algorithm for Phase-Retrieval Under the Presence of Poisson-Gaussian Noise. - Ghania Fatima; Prabhu Babu (IEEE Signal Process. Lett., 2022)

Covariance Matrix Estimation Under Positivity Constraints With Application to Portfolio Selection. - Ghania Fatima; Prabhu Babu; Petre Stoica (IEEE Signal Process. Lett., 2022)

Robust Multistatic Target Localization in the Presence of NLOS Errors and Outliers. - Kuntal Panwar; Prabhu Babu (IEEE Signal Process. Lett., 2022)

Maximum Likelihood Algorithm for Time-Delay Based Multistatic Target Localization. - Kuntal Panwar; Prabhu Babu; Petre Stoica (IEEE Signal Process. Lett., 2022)

PDMM: A Novel Primal-Dual Majorization-Minimization Algorithm for Poisson Phase-Retrieval Problem. - Ghania Fatima; Zongyu Li; Aakash Arora; Prabhu Babu (IEEE Trans. Signal Process., 2022)

Optimal Sensor Placement for Source Localization: A Unified ADMM Approach. - Nitesh Sahu; Linlong Wu; Prabhu Babu; Bhavani Shankar; Björn E. Ottersten (IEEE Trans. Veh. Technol., 2022)

A Novel Iterative Algorithm for Outlier Robust Phase Retrieval via Majorization Minimization Technique. - Astha Saini; Aakash Arora; Prabhu Babu (IEEE Trans. Instrum. Meas., 2023)

Min-Max Probe Placement and Extended Relaxation Estimation Method for Processing Blade Tip Timing Signals. - Zengkun Wang; Petre Stoica; Dave Zachariah; Prabhu Babu; Zhibo Yang 001 (IEEE Trans. Instrum. Meas., 2023)

Optimization Based Sensor Placement for Multi-Target Localization With Coupling Sensor Clusters. - Linlong Wu; Nitesh Sahu; Sheng Xu 004; Prabhu Babu; Domenico Ciuonzo (IEEE Trans. Signal Inf. Process. over Networks, 2023)

A Robust Framework to Design Optimal Sensor Locations for TOA or RSS Source Localization Techniques. - Augusto Aubry; Prabhu Babu; Antonio De Maio; Ghania Fatima; Nitesh Sahu (IEEE Trans. Signal Process., 2023)

Low-Rank Covariance Matrix Estimation for Factor Analysis in Anisotropic Noise: Application to Array Processing and Portfolio Selection. - Petre Stoica; Prabhu Babu (IEEE Trans. Signal Process., 2023)

Optimal Sensor Placement for Hybrid Source Localization Using Fused TOA-RSS-AOA Measurements. - Kuntal Panwar; Ghania Fatima; Prabhu Babu (IEEE Trans. Aerosp. Electron. Syst., 2023)

Generalized waveform design for sidelobe reduction in MIMO radar systems. - Ehsan Raei; Mohammad Alaee-Kerahroodi; Prabhu Babu; M. R. Bhavani Shankar (Signal Process., 2023)

Designing Interference-Immune Doppler-Tolerant Waveforms for Radar Systems. - Robin Amar; Mohammad Alaee-Kerahroodi; Prabhu Babu; Bhavani Shankar Mysore Rama Rao (IEEE Trans. Aerosp. Electron. Syst., 2023)

Multiple-hypothesis testing rules for high-dimensional model selection and sparse-parameter estimation. - Prabhu Babu; Petre Stoica (Signal Process., 2023)

Three-Dimensional Decoupled Atomic Norm Minimization. - Mohammadreza Bagheri Jazi; Seyed Mohammad Karbasi; Prabhu Babu (ICASSP, 2024)

Min-Max Framework for Majorization-Minimization Algorithms in Signal Processing Applications: An Overview. - Astha Saini; Petre Stoica; Prabhu Babu; Aakash Arora (Found. Trends Signal Process., 2024)

Majorisation-minimisation algorithm for optimal state discrimination in quantum communications. - Neel Kanth Kundu; Prabhu Babu; Petre Stoica (IET Quantum Commun., 2024)

Pearson-Matthews correlation coefficients for binary and multinary classification. - Petre Stoica; Prabhu Babu (Signal Process., 2024)

A Block Minorization-Maximization Algorithm for Row-Sparse Principal Component Analysis. - Pushpendra Rajpurohit; Aakash Arora; Prabhu Babu (IEEE Signal Process. Lett., 2024)

Two New Algorithms for Maximum Likelihood Estimation of Sparse Covariance Matrices With Applications to Graphical Modeling. - Ghania Fatima; Prabhu Babu; Petre Stoica (IEEE Trans. Signal Process., 2024)

Penalized Likelihood Approach to Covariance Matrix Estimation From Data With Cell Outliers. - Petre Stoica; Prabhu Babu (IEEE Trans. Signal Process., 2024)

Quantum State Discrimination: A Tutorial on Basic Properties of the Optimal Measurement Matrices [Lecture Notes]. - Petre Stoica; Prabhu Babu; Neel Kanth Kundu (IEEE Signal Process. Mag., 2024)

Advanced Methods for MLE of Toeplitz Structured Covariance Matrices With Applications to Radar Problems. - Augusto Aubry; Prabhu Babu; Antonio De Maio; Massimo Rosamilia (IEEE Trans. Inf. Theory, 2024)

$ ell_{0}$ Penalized Maximum Likelihood Estimation of Sparse Covariance Matrices. - Ghania Fatima; Petre Stoica; Prabhu Babu (IEEE Signal Process. Lett., 2025)

Outlier-Robust Multistatic Target Localization. - Piyush Varshney; Prabhu Babu; Petre Stoica (IEEE Signal Process. Lett., 2025)

Fair principal component analysis (PCA): minorization-maximization algorithms for Fair PCA, Fair Robust PCA and Fair Sparse PCA. - Prabhu Babu; Petre Stoica; Astha Saini (Trans. Mach. Learn. Res., 2025)

A Max-Min Approach to the Worst-Case Class Separation Problem. - Mohammad Mahdi Omati; Prabhu Babu; Petre Stoica; Arash Amini (Trans. Mach. Learn. Res., 2025)

Penalized Likelihood Approach for Graph Learning in the Presence of Outliers. - Ghania Fatima; Petre Stoica; Prabhu Babu (IEEE Trans. Signal Inf. Process. over Networks, 2025)

Dual-Function Beamforming Design for Multi-Target Localization and Reliable Communications. - Bo Tang 002; Da Li 005; Wenjun Wu; Astha Saini; Prabhu Babu; Petre Stoica (IEEE Trans. Signal Process., 2025)

Sensor Placement Strategies for Target Localization via 3-D AOA Measurements. - Augusto Aubry; Prabhu Babu; Paolo Braca; Antonio De Maio; Kuntal Panwar (IEEE Trans. Aerosp. Electron. Syst., 2025)

Efficient Algorithms for Designing Sparse Linear Arrays With Desired Beampattern for Dual-Function Radar and Communication Systems. - Piyush Varshney; Umesh Sharma; Prabhu Babu (IEEE Trans. Aerosp. Electron. Syst., 2025)

Off-Grid Multisnapshot Spectrum Sensing for Cognitive Radar. - Augusto Aubry; Prabhu Babu; Antonio De Maio; Luca Pallotta (IEEE Trans. Aerosp. Electron. Syst., 2025)

Robust Direction-of-Arrival Estimation in the Presence of Outliers. - Pushpendra Rajpurohit; Prabhu Babu; Petre Stoica (IEEE Trans. Aerosp. Electron. Syst., 2025)

Maximum Likelihood Method for Received Signal Strength-Based Source Localization. - Astha Saini; Petre Stoica; Prabhu Babu (IEEE Trans. Aerosp. Electron. Syst., 2025)

A majorization minimization approach for AUV-aided target localization using Doppler-Shift sensor measurements. - Piyush Varshney; Kuntal Panwar; Prabhu Babu (Digit. Signal Process., 2026)