A Simple and Comutationally Efficient Algorithm for Real-Time Blind Source Separation of Speech Mixtures. - Tarig Ballal; Nedelko Grbic; Abbas Mohammed (SIGMAP, 2006)

Phase-Difference Ambiguity Resolution for a Single-Frequency Signal. - Tarig Ballal; Chris J. Bleakley (IEEE Signal Process. Lett., 2008)

DOA estimation of multiple sparse sources using three widely-spaced sensors. - Tarig Ballal; Chris J. Bleakley (EUSIPCO, 2009)

DOA estimation for a multi-frequency signal using widely-spaced sensors. - Tarig Ballal; Chris J. Bleakley (EUSIPCO, 2010)

Phase-difference ambiguity resolution for a single-frequency signal in the near-field using a receiver triplet. - Tarig Ballal; Chris J. Bleakley (IEEE Trans. Signal Process., 2010)

High-Accuracy Reference-Free Ultrasonic Location Estimation. - Mohamed M. Saad; Chris J. Bleakley; Tarig Ballal; Simon Dobson (IEEE Trans. Instrum. Meas., 2012)

Low-sampling-rate ultra-wideband channel estimation using a bounded-data-uncertainty approach. - Tarig Ballal; Tareq Y. Al-Naffouri (SPAWC, 2014)

Low-complexity wireless monitoring of respiratory movements using ultra-wideband impulse response estimation. - Furrukh Sana; Tarig Ballal; Tareq Y. Al-Naffouri; Ibrahim Hoteit (Biomed. Signal Process. Control., 2014)

GNSS instantaneous ambiguity resolution and attitude determination exploiting the receiver antenna configuration. - Tarig Ballal; Chris J. Bleakley (IEEE Trans. Aerosp. Electron. Syst., 2014)

Low-Sampling-Rate Ultra-Wideband Channel Estimation Using Equivalent-Time Sampling. - Tarig Ballal; Tareq Y. Al-Naffouri (IEEE Trans. Signal Process., 2014)

Low-sampling-rate M-ary multiple access UWB communications in multipath channels. - Mohammad T. Alkhodary; Tarig Ballal; Tareq Y. Al-Naffouri; Ali H. Muqaibel (EUSIPCO, 2015)

Improved linear least squares estimation using bounded data uncertainty. - Tarig Ballal; Tareq Y. Al-Naffouri (ICASSP, 2015)

Low-Complexity Bayesian Estimation of Cluster-Sparse Channels. - Tarig Ballal; Tareq Y. Al-Naffouri; Syed Faraz Ahmed (IEEE Trans. Commun., 2015)

Penalized linear regression for discrete ill-posed problems: A hybrid least-squares and mean-squared error approach. - Mohamed Suliman 001; Tarig Ballal; Abla Kammoun; Tareq Y. Al-Naffouri (EUSIPCO, 2016)

Robust regularized least-squares beamforming approach to signal estimation. - Mohamed Suliman 001; Tarig Ballal; Tareq Y. Al-Naffouri (GlobalSIP, 2016)

Supplementary Appendix for: Constrained Perturbation Regularization Approach for Signal Estimation Using Random Matrix Theory. - Mohamed Suliman 001; Tarig Ballal; Abla Kammoun; Tareq Y. Al-Naffouri (CoRR, 2016)

Constrained Perturbation Regularization Approach for Signal Estimation Using Random Matrix Theory. - Mohamed Suliman 001; Tarig Ballal; Abla Kammoun; Tareq Y. Al-Naffouri (IEEE Signal Process. Lett., 2016)

Image deblurring using a perturbation-basec regularization approach. - Abdulrahman M. Alanazi; Tarig Ballal; Mudassir Masood; Tareq Y. Al-Naffouri (EUSIPCO, 2017)

Zadoff-Chu coded ultrasonic signal for accurate range estimation. - Mohammed H. Alsharif; Mohamed Saad; Mohamed Siala 001; Tarig Ballal; Hatem Boujemaa; Tareq Y. Al-Naffouri (EUSIPCO, 2017)

Angle-of-arrival-based gesture recognition using ultrasonic multi-frequency signals. - Hui Chen 014; Tarig Ballal; Mohamed M. Saad; Tareq Y. Al-Naffouri (EUSIPCO, 2017)

Near-optimal parameter selection methods for l2 regularization. - Tarig Ballal; Mohamed Suliman 001; Tareq Y. Al-Naffouri (GlobalSIP, 2017)

Image denoising via collaborative support-agnostic recovery. - Muzammil Behzad; Mudassir Masood; Tarig Ballal; Maha Shadaydeh; Tareq Y. Al-Naffouri (ICASSP, 2017)

Bounded Perturbation Regularization for Linear Least Squares Estimation. - Tarig Ballal; Mohamed A. Suliman; Tareq Y. Al-Naffouri (IEEE Access, 2017)

SNR Estimation in Linear Systems With Gaussian Matrices. - Mohamed A. Suliman; Ayed M. Alrashdi; Tarig Ballal; Tareq Y. Al-Naffouri (IEEE Signal Process. Lett., 2017)

Fast Phase-Difference-Based DOA Estimation Using Random Ferns. - Hui Chen 014; Tarig Ballal; Tareq Y. Al-Naffouri (GlobalSIP, 2018)

High Accuracy Acoustic Estimation of Multiple Targets. - Mohammed H. Alsharif; Mohamed Saad; Mohamed Siala 001; Hatem Boujemaa; Tarig Ballal; Tareq Y. Al-Naffouri (ICASSP, 2018)

Robust Estimation in Linear ILL-Posed Problems with Adaptive Regularization Scheme. - Mohamed A. Suliman; Houssem Sifaou; Tarig Ballal; Mohamed-Slim Alouini; Tareq Y. Al-Naffouri (ICASSP, 2018)

Optimum Training for MIMO BPSK Transmission. - Ayed M. Alrashdi; Ismail Ben Atitallah; Tarig Ballal; Christos Thrampoulidis; Anas Chaaban; Tareq Y. Al-Naffouri (SPAWC, 2018)

Robust 3-D Location Estimation in the Presence of Anchor Placement and Range Errors. - Mohamed A. Suliman; Tarig Ballal; Mohammed H. Alsharif; Mohamed Saad; Tareq Y. Al-Naffouri (WPNC, 2018)

Perturbation-based regularization for signal estimation in linear discrete ill-posed problems. - Mohamed A. Suliman; Tarig Ballal; Tareq Y. Al-Naffouri (Signal Process., 2018)

Realtime 2-D DOA Estimation using Phase-Difference Projection (PDP). - Hui Chen 014; Tarig Ballal; Xing Liu 012; Tareq Y. Al-Naffouri (EUSIPCO, 2019)

A Decomposition Approach for Complex Gesture Recognition Using DTW and Prefix Tree. - Hui Chen 014; Tarig Ballal; Tareq Y. Al-Naffouri (VR, 2019)

Optimum pilot and data energy allocation for BPSK transmission over massive MIMO systems. - Tarig Ballal; Mohamed A. Suliman; Ayed M. Alrashdi; Tareq Y. Al-Naffouri (WCNC, 2019)

Fetal ECG extraction exploiting joint sparse supports in a dual dictionary framework. - Furrukh Sana; Tarig Ballal; Maha Shadaydeh; Ibrahim Hoteit; Tareq Y. Al-Naffouri (Biomed. Signal Process. Control., 2019)

Blind Estimation of Central Blood Pressure Using Least-Squares with Mean Matching and Box Constraints. - Ahmed Magbool; Mohamed A. Bahloul; Tarig Ballal; Tareq Y. Al-Naffouri; Taous-Meriem Laleg-Kirati (EMBC, 2020)

Phase-difference-based 3-D Source Localization Using a Compact Receiver Configuration. - Hui Chen 014; Tarig Ballal; Tareq Y. Al-Naffouri (EUSIPCO, 2020)

A Robust LCMP Beamformer with Limited Snapshots. - Maaz Mahadi; Tarig Ballal; Muhammad Moinuddin; Tareq Y. Al-Naffouri; Ubaid M. Al-Saggaf (EUSIPCO, 2020)

Low-Complexity Robust Beamforming for a Moving Source. - Maaz Mahadi; Tarig Ballal; Muhammad Moinuddin; Tareq Y. Al-Naffouri; Ubaid M. Al-Saggaf (EUSIPCO, 2020)

GNSS Attitude Determination Using a Constrained Wrapped Least Squares Approach. - Xing Liu 012; Tarig Ballal; Tareq Y. Al-Naffouri (PLANS, 2020)

Deployment and Evaluation of a Real-time Kinematic System Using tinc-VPN Software. - Xing Liu 012; Tarig Ballal; Martins Bruvelis; Tareq Y. Al-Naffouri (PLANS, 2020)

Localization and Tracking Control Using Hybrid Acoustic-Optical Communication for Autonomous Underwater Vehicles. - Ding Zhang; Ibrahima N'Doye; Tarig Ballal; Tareq Y. Al-Naffouri; Mohamed-Slim Alouini; Taous-Meriem Laleg-Kirati (IEEE Internet Things J., 2020)

Air Writing via Receiver Array-Based Ultrasonic Source Localization. - Hui Chen 014; Tarig Ballal; Ali Hussein Muqaibel; Xiangliang Zhang 001; Tareq Y. Al-Naffouri (IEEE Trans. Instrum. Meas., 2020)

Precise 3-D GNSS Attitude Determination Based on Riemannian Manifold Optimization Algorithms. - Ahmed Douik; Xing Liu 012; Tarig Ballal; Tareq Y. Al-Naffouri; Babak Hassibi (IEEE Trans. Signal Process., 2020)

A Joint TDOA-PDOA Localization Approach Using Particle Swarm Optimization. - Hui Chen 014; Tarig Ballal; Nasir Saeed; Mohamed-Slim Alouini; Tareq Y. Al-Naffouri (IEEE Wirel. Commun. Lett., 2020)

Combining Machine Learning and Blind Estimation for Central Aortic Blood Pressure Reconstruction. - Ahmed Magbool; Mohamed A. Bahloul; Tarig Ballal; Tareq Y. Al-Naffouri; Taous-Meriem Laleg-Kirati (EMBC, 2021)

An Adaptive Regularization Approach to Portfolio Optimization. - Tarig Ballal; Abdelrahman S. Abdelrahman; Ali H. Muqaibel; Tareq Y. Al-Naffouri (ICASSP, 2021)

A Doubly Regularized Linear Discriminant Analysis Classifier With Automatic Parameter Selection. - Alam Zaib; Tarig Ballal; Shahid Khattak; Tareq Y. Al-Naffouri (IEEE Access, 2021)

Aortic blood pressure estimation: A hybrid machine-learning and cross-relation approach. - Ahmed Magbool; Mohamed A. Bahloul; Tarig Ballal; Tareq Y. Al-Naffouri; Taous-Meriem Laleg-Kirati (Biomed. Signal Process. Control., 2021)

Dense-Sparse Deep CNN Training for Image Denoising. - Basit O. Alawode; Mudassir Masood; Tarig Ballal; Tareq Y. Al-Naffouri (CoRR, 2021)

Details Preserving Deep Collaborative Filtering-Based Method for Image Denoising. - Basit O. Alawode; Mudassir Masood; Tarig Ballal; Tareq Y. Al-Naffouri (CoRR, 2021)

A Maximum-Likelihood TDOA Localization Algorithm Using Difference-of-Convex Programming. - Xiuxiu Ma; Tarig Ballal; Hui Chen 014; Omar Aldayel; Tareq Y. Al-Naffouri (IEEE Signal Process. Lett., 2021)

DOA Estimation With Non-Uniform Linear Arrays: A Phase-Difference Projection Approach. - Hui Chen 014; Tarig Ballal; Tareq Y. Al-Naffouri (IEEE Wirel. Commun. Lett., 2021)

Localization Coverage Analysis of THz Communication Systems with a 3D Array. - Pinjun Zheng; Tarig Ballal; Hui Chen 014; Henk Wymeersch; Tareq Y. Al-Naffouri (GLOBECOM, 2022)

Portfolio Optimization Using a Consistent Vector-Based MSE Estimation Approach. - Maaz Mahadi; Tarig Ballal; Muhammad Moinuddin; Ubaid M. Al-Saggaf (IEEE Access, 2022)

A Tutorial on Terahertz-Band Localization for 6G Communication Systems. - Hui Chen 014; Hadi Sarieddeen; Tarig Ballal; Henk Wymeersch; Mohamed-Slim Alouini; Tareq Y. Al-Naffouri (IEEE Commun. Surv. Tutorials, 2022)

Constrained Wrapped Least Squares: A Tool for High-Accuracy GNSS Attitude Determination. - Xing Liu 012; Tarig Ballal; Hui Chen 014; Tareq Y. Al-Naffouri (IEEE Trans. Instrum. Meas., 2022)

Asymptotic Analysis of RLS-Based Digital Precoder With Limited PAPR in Massive MIMO. - Xiuxiu Ma; Abla Kammoun; Ayed M. Alrashdi; Tarig Ballal; Mohamed-Slim Alouini; Tareq Y. Al-Naffouri (IEEE Trans. Signal Process., 2022)

Antenna Selection in Switch-Based MIMO Arrays via DOA Threshold Region Approximation. - Hui Chen 014; Tarig Ballal; Mohammed E. Eltayeb; Tareq Y. Al-Naffouri (IEEE Trans. Veh. Technol., 2022)

Asymptotic Performance Analysis of the Regularized Least Squares Precoding with Restricted Transmit Power in Multi-User Massive MIMO. - Xiuxiu Ma; Abla Kammoun; Ayed M. Alrashdi; Tarig Ballal; Mohamed-Slim Alouini; Tareq Y. Al-Naffouri (EUSIPCO, 2023)

5G-Aided RTK Positioning in GNSS-Deprived Environments. - Pinjun Zheng; Xing Liu 012; Tarig Ballal; Tareq Y. Al-Naffouri (EUSIPCO, 2023)

Misspecified Cramér-Rao Bound of RIS-Aided Localization Under Geometry Mismatch. - Pinjun Zheng; Hui Chen 014; Tarig Ballal; Henk Wymeersch; Tareq Y. Al-Naffouri (ICASSP, 2023)

Multipath Detection and Mitigation from GNSS Observations Using Antenna Arrays. - Mohanad Ahmed; Tarig Ballal; Xing Liu 012; Tareq Y. Al-Naffouri (PLANS, 2023)

Attitude Determination in Urban Canyons: A Synergy between GNSS and 5G Observations. - Pinjun Zheng; Xing Liu 012; Tarig Ballal; Tareq Y. Al-Naffouri (CoRR, 2023)

Instantaneous GNSS Ambiguity Resolution and Attitude Determination via Riemannian Manifold Optimization. - Xing Liu 012; Tarig Ballal; Mohanad Ahmed; Tareq Y. Al-Naffouri (IEEE Trans. Aerosp. Electron. Syst., 2023)

Beamforming Design and Performance Evaluation for RIS-Aided Localization Using LEO Satellite Signals. - Lei Wang; Pinjun Zheng; Xing Liu 012; Tarig Ballal; Tareq Y. Al-Naffouri (ICASSP, 2024)

Regularized Linear Discriminant Analysis Using a Nonlinear Covariance Matrix Estimator. - Maaz Mahadi; Tarig Ballal; Muhammad Moinuddin; Tareq Y. Al-Naffouri; Ubaid M. Al-Saggaf (IEEE Trans. Signal Process., 2024)

Coverage Analysis of Joint Localization and Communication in THz Systems With 3D Arrays. - Pinjun Zheng; Tarig Ballal; Hui Chen 014; Henk Wymeersch; Tareq Y. Al-Naffouri (IEEE Trans. Wirel. Commun., 2024)

JrCUP: Joint RIS Calibration and User Positioning for 6G Wireless Systems. - Pinjun Zheng; Hui Chen 014; Tarig Ballal; Mikko Valkama; Henk Wymeersch; Tareq Y. Al-Naffouri (IEEE Trans. Wirel. Commun., 2024)

GNSS Array-Based Multipath Detection Employing UKF on Manifolds. - Abdelgabar Ahmed; Tarig Ballal; Xing Liu 012; Mohanad Ahmed; Tareq Y. Al-Naffouri (PLANS, 2025)

Wi-Fi RTT Range Offset and Multi-Band Analysis: Challenges and Opportunities for Indoor Localization. - Sultan Al Sulami; Tarig Ballal; Muhammad Moinuddin; Tareq Y. Al-Naffouri (PLANS, 2025)

Performance Analysis of Antenna Array-Aided RTK Positioning. - Xing Liu 012; Tarig Ballal; Tareq Y. Al-Naffouri (IEEE Trans. Aerosp. Electron. Syst., 2025)