Sparse logistic regression based one-bit sar imaging

S Ge, D Feng, S Song, J Wang… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
One-bit synthetic aperture radar (SAR) imaging has garnered significant interest due to its
ability to lower the cost of storing enormous amounts of data during sampling and …

Ship detection in SAR images via local contrast of Fisher vectors

X Wang, G Li, XP Zhang, Y He - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
Existing superpixel-based detection algorithms for ship targets in synthetic aperture radar
(SAR) images are often derived from the local contrast of intensities (ie, the local contrast of …

Efficient near-field millimeter-wave sparse imaging technique utilizing one-bit measurements

S Ge, S Song, D Feng, J Wang, L Chen… - IEEE Transactions …, 2024 - ieeexplore.ieee.org
Current near-field millimeter-wave (MMW) imaging techniques are primarily designed for
high-precision quantitative data. Nevertheless, high-precision sampling leads to challenges …

Distributed detection of sparse stochastic signals with quantized measurements: The generalized Gaussian case

X Wang, G Li, C Quan… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
In this paper, we consider distributed detection of sparse stochastic signals with quantized
measurements. Assume that both the noise and the dominant elements in sparse signals …

Parameter estimation in PMCW MIMO radar systems with few-bit quantized observations

CY Wu, T Zhang, J Li, TF Wong - IEEE Transactions on Signal …, 2022 - ieeexplore.ieee.org
We consider the problem of target parameter estimation in phase modulated continuous
wave (PMCW) multiple-input multiple-output (MIMO) radar systems with quantized …

Distributed detection of sparse signals with censoring sensors in clustered sensor networks

C Li, G Li, PK Varshney - Information Fusion, 2022 - Elsevier
In this paper, we explore the distributed detection of sparse signals in energy-limited
clustered sensor networks (CSNs). For this problem, the centralized detector based on …

Enhanced One-Bit SAR Imaging Method Using Two-Level Structured Sparsity to Mitigate Adverse Effects of Sign Flips

S Ge, N Jiang, D Feng, S Song, J Wang… - … on Geoscience and …, 2024 - ieeexplore.ieee.org
One-bit synthetic aperture radar (SAR) imaging technology has garnered significant
attention due to its ability to substantially reduce system complexity and data storage …

One-bit LFM signal recovery: A consistency algorithm with one-sided weighted quadratic penalty

LB Guo, CX Dong, YY Dong, T Sun, Y Mao - Digital Signal Processing, 2022 - Elsevier
The non-ideal sparse representation (SR) and harmonics are universal problems in linear
frequency modulated (LFM) signal recovery from one-bit data contaminated by noise. Given …

One-bit LFM signal recovery via random threshold strategy

LB Guo, JL Tang, YY Dong, CX Dong - Digital Signal Processing, 2021 - Elsevier
This paper addresses the harmonic problem in one-bit linear frequency modulation (LFM)
signal recovery. We develop a novel quantization strategy with random thresholds to …

Residual Attention Augmented U-Shaped Network for One-Bit SAR Image Restoration

LB Guo, YY Dong, C Dong - IEEE Transactions on Geoscience …, 2024 - ieeexplore.ieee.org
The application of one-bit sampling technology in synthetic aperture radar (SAR) systems
has great potential due to its attractive advantages such as fast sampling speed, low data …