Off‐Grid Radar Coincidence Imaging Based on Variational Sparse Bayesian Learning

X Zhou, H Wang, Y Cheng, Y Qin - Mathematical Problems in …, 2016 - Wiley Online Library
Radar coincidence imaging (RCI) is a high‐resolution staring imaging technique motivated
by classical optical coincidence imaging. In RCI, sparse reconstruction methods are …

Total variation-based method for radar coincidence imaging with model mismatch for extended target

K Cao, X Zhou, Y Cheng, B Fan… - Journal of Electronic …, 2017 - spiedigitallibrary.org
Originating from traditional optical coincidence imaging, radar coincidence imaging (RCI) is
a staring/forward-looking imaging technique. In RCI, the reference matrix must be computed …

Radar coincidence imaging by exploiting the continuity of extended target

X Zhou, H Wang, Y Cheng, Y Qin - IET Radar, Sonar & …, 2017 - Wiley Online Library
Radar coincidence imaging (RCI) is a recently developed concept of radar imaging, which
introduces the optical coincidence imaging to traditional microwave imaging. Conventional …

Sparse Bayesian perspective for radar coincidence imaging with array position error

X Zhou, B Fan, H Wang, Y Cheng… - IEEE Sensors Journal, 2017 - ieeexplore.ieee.org
Radar coincidence imaging (RCI) has shown significant potentials in high-resolution staring
imaging without the requirement of target relative motion. To reconstruct the target image …

Radar Coincidence Imaging for Off‐Grid Target Using Frequency‐Hopping Waveforms

X Zhou, H Wang, Y Cheng, Y Qin… - International Journal of …, 2016 - Wiley Online Library
Radar coincidence imaging (RCI) is a high‐resolution staring imaging technique without the
limitation of the target relative motion. To achieve better imaging performance, sparse …

Improved focal underdetermined system solver method for radar coincidence imaging with model mismatch

K Cao, X Zhou, Y Cheng, Y Qin - Journal of Electronic Imaging, 2017 - spiedigitallibrary.org
Radar coincidence imaging (RCI) is a staring imaging technique that originated from optical
coincidence imaging. In RCI, the reference matrix needs to be computed precisely to …

High-resolution radar imaging of off-grid maneuvering targets based on parametric sparse Bayesian learning

X Bai, Y Zhang, S Liu - IEEE Transactions on Geoscience and …, 2022 - ieeexplore.ieee.org
In high-resolution radar imaging, the time-varying Doppler induced by maneuvering targets
generally invalidates traditional methods. Although sparse signal reconstruction methods …

Radar coincidence imaging with phase error using Bayesian hierarchical prior modeling

X Zhou, H Wang, Y Cheng… - Journal of Electronic …, 2016 - spiedigitallibrary.org
Radar coincidence imaging (RCI) is a high-resolution imaging technique without the
limitation of relative motion between target and radar. In sparsity-driven RCI, the prior …

Adaptive sparse reconstruction with joint parametric estimation for high-speed uniformly moving targets in coincidence imaging radar

G Zha, H Wang, Z Yang, Y Cheng… - Journal of Applied …, 2016 - spiedigitallibrary.org
As a complementary imaging technology, coincidence imaging radar (CIR) achieves high
resolution for stationary or low-speed targets under the assumption of ignoring the influence …

Radar forward-looking imaging for complex targets based on sparse representation with dictionary learning

Q Liu, Y Cheng, K Cao, K Liu… - IEEE Geoscience and …, 2022 - ieeexplore.ieee.org
Radar forward-looking imaging has always been a difficult problem in the radar detection.
Modulating the wavefront of radar transmitted signals provides a feasible method for radar …