Efficient Image Reconstruction Methods Based on Structured Sparsity for Short-Range Radar

S Song, Y Dai, S Sun, T Jin - IEEE Transactions on Geoscience …, 2024 - ieeexplore.ieee.org
The radar imaging method, based on matched filtering (MF), generates high gratings and
sidelobes in sparse aperture data, resulting in artifacts in the radar image. The theory of …

[HTML][HTML] A Focusing Method of Buildings for Airborne Circular SAR

D Feng, D An, J Wang, L Chen, X Huang - Remote Sensing, 2024 - mdpi.com
Airborne circular synthetic aperture radar (CSAR) can realize high-resolution imaging of the
scene over 360 degrees azimuth angle variation. Aiming at the problem of focusing of …

Ground Moving Target Detection with Adaptive Data Reconstruction and Improved Pseudo-Skeleton Decomposition

X He, K Liu, T Gu, G Liao, S Zhu, J Xu… - … on Geoscience and …, 2024 - ieeexplore.ieee.org
Ground moving target detection is one of the foremost tasks for multi-channel synthetic
aperture radar (SAR) system. The traditional robust principal component analysis (RPCA) …

[HTML][HTML] PolSAR Image Classification Based on Multi-Modal Contrastive Fully Convolutional Network

W Hua, Y Wang, S Yang, X Jin - Remote Sensing, 2024 - mdpi.com
Deep neural networks have achieved remarkable results in the field of polarimetric synthetic
aperture radar (PolSAR) image classification. However, PolSAR is affected by speckle …

[HTML][HTML] High Resolution Ranging with Small Sample Number under Low SNR Utilizing RIP-OMCS Strategy and AHRC l1 Minimization for Laser Radar

M Xue, M Xing, Y Gao, J Fu, Z Wu, W Tang - Remote Sensing, 2024 - mdpi.com
This manuscript presents a novel scheme to achieve high-resolution laser-radar ranging
with a small sample number under low signal-to-noise ratio (SNR) conditions. To reduce the …

[HTML][HTML] Two-Step Accuracy Improvement for Multitarget Detection in Complex Environment Using UWB Radar

Z Liang, Y Jin, D Yang, B Liang, J Mo - Remote Sensing, 2024 - mdpi.com
Detecting multiple human targets in indoor scenarios using ultra-wideband (UWB) radar
usually involves false detection results caused by the secondary reflections, which might …

[HTML][HTML] TMP-Net: Terrain Matching and Positioning Network by Highly Reliable Airborne Synthetic Aperture Radar Altimeter

Y Lu, A Song, G Liu, L Tan, Y Xu, F Li, Y Wang… - Remote Sensing, 2024 - mdpi.com
Airborne aircrafts are dependent on the Global Navigation Satellite System (GNSS), which is
susceptible to interference due to the satellite base-station and cooperative communication …

Deep Spectral Sensing and Reconstruction for High-Resolution Imaging of MWP-SAR in Complex Electromagnetic Environments

Y Hai, Z Su, J Wu, KC Teh, Z Shao, W Pu… - … on Geoscience and …, 2024 - ieeexplore.ieee.org
High-resolution synthetic aperture radar (HR-SAR) is extensively used in ground remote
sensing applications, including disaster monitoring and resource crop assessment. This is …

A Motion Compensation Scheme for Compressed Sensing SAR Image Restoration Using Measured Antenna Phase Center Data

C Chen, H Yang, S Chen, F Xi… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
Compressed sensing (CS) synthetic aperture radar (SAR) can recover images from
undersampled SAR data based on accurate observation models. However, motion errors …

An Ultra High Resolution Positioning Algorithm for Satellite Ultra Long Duration Data Based on Synthetic Aperture Technique

Y Wang, GC Sun, X Zhang, J Yang… - … on Geoscience and …, 2024 - ieeexplore.ieee.org
In satellite synthetic aperture positioning (SAP), the curvature of the Earth's surface and the
curved orbit lead to nonlinear and asymmetric instantaneous Doppler frequencies …