Enhanced automotive sensing assisted by joint communication and cognitive sparse MIMO radar

X Wang, W Zhai, X Zhang, X Wang… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Automotive radar is mandated to provide high accuracy direction of arrival (DOA) estimation
for safe driving, while remaining a low cost device for feasible mass production. Sparse …

Jointly learning selection matrices for transmitters, receivers and fourier coefficients in multichannel imaging

H Wang, Y Zhou, E Pérez… - ICASSP 2024-2024 IEEE …, 2024 - ieeexplore.ieee.org
Strategic subsampling has become a focal point due to its effectiveness in compressing
data, particularly in the Full Matrix Capture (FMC) approach in ultrasonic imaging. This …

Deep Learning of the Sparse Array Configurations in Optimum Beamforming

K Juretus, MG Amin, SA Hamza - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
The paper examines neural network learning of the sparse array configurations in optimum
beamforming. Unlike iterative greedy, convex, and global optimization methods for optimum …

Learning to sample: Data-driven sampling and reconstruction of FRI signals

S Mulleti, H Zhang, YC Eldar - IEEE Access, 2023 - ieeexplore.ieee.org
Finite-rate-of-innovation (FRI) signal model is well suited for time-of-flight imaging
applications such as ultrasound, lidar, sonar, radar, and more. Due to their finite degrees of …

Learning to sample for sparse signals

S Mulleti, H Zhang, YC Eldar - ICASSP 2022-2022 IEEE …, 2022 - ieeexplore.ieee.org
Finite-rate-of-innovation (FRI) signals are ubiquitous in radar, ultrasound, and time of flight
imaging applications. In this paper, we propose a model-based deep learning approach to …

Real-time CRLB based antenna selection in planar antenna arrays

M Arash, I Stupia… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Estimation of User Terminals'(UTs') Angle of Arrival (AoA) plays a significant role in the next
generation of wireless systems. Due to high demands, energy efficiency concerns, and …

Adaptive Sensor Selection with Deterministic Priors for DoA Tracking

K Majumder, SRB Pillai, YC Eldar… - ICASSP 2024-2024 …, 2024 - ieeexplore.ieee.org
Compressive sensing (CS) techniques for estimating the direction-of-arrival (DoA) stand
apart from traditional approaches due to their ability to derive DoA information from just a …

Clustered greedy algorithm for large-scale sensor selection

K Majumder, SRB Pillai, S Mulleti - ICASSP 2023-2023 IEEE …, 2023 - ieeexplore.ieee.org
In the problem of sensor selection, observations from L out of N sensors are chosen for data
estimation, with the objective of minimizing an error metric. It is well known that a greedy …

Subsampling of Correlated Graph Signals

R Ravi, K Majumder, K Vyas, S Mulleti - arXiv preprint arXiv:2409.04107, 2024 - arxiv.org
Graph signals are functions of the underlying graph. When the edge-weight between a pair
of nodes is high, the corresponding signals generally have a higher correlation. As a result …

Optimization of sparse MIMO array for enhanced sensing

X Wang, W Zhai, X Wang - IET
This chapter considers the joint sparse optimization of multiple-input multiple-output (MIMO)
radar transmitter and receiver arrays for improved beamforming while reducing the system …