Challenges in radar sea clutter modelling

S Watts, L Rosenberg - IET Radar, Sonar & Navigation, 2022 - Wiley Online Library
The ability to detect small targets in sea clutter is still an ongoing challenge, even for modern
radar systems. Over the past decade, the development of new radar waveforms and signal …

[HTML][HTML] Overview and prospects of research on sea clutter property cognition

D Hao, D Yunlong, L Ningbo, W Guoqing, G Jian - 雷达学报, 2016 - radars.ac.cn
Sea clutter is one of the main limiting factors influencing the target detection performance of
nautical radars. The physical mechanism of sea clutter is complex with an abundance of …

Detection and extraction of target with micromotion in spiky sea clutter via short-time fractional Fourier transform

X Chen, J Guan, Z Bao, Y He - IEEE Transactions on …, 2013 - ieeexplore.ieee.org
In order to effectively detect moving targets in heavy sea clutter, the micro-Doppler (mD)
effect is studied and an effective algorithm based on short-time fractional Fourier transform …

CPHD-DOA tracking of multiple extended sonar targets in impulsive environments

AA Saucan, T Chonavel, C Sintes… - IEEE Transactions on …, 2015 - ieeexplore.ieee.org
In this paper, we propose a novel phased-array track before detect (TBD) filter for tracking
multiple distributed (extended) targets from impulsive observations. Since the targets are …

Model for non-Rayleigh clutter amplitudes using compound inverse Gaussian distribution: An experimental analysis

A Mezache, F Soltani, M Sahed… - IEEE Transactions on …, 2015 - ieeexplore.ieee.org
A statistical model for high-resolution sea clutter, which we have called the compound
inverse Gaussian (CIG) distribution, is proposed. The model is a mixture of the Rayleigh …

Optimum and near-optimum coherent CFAR detection of radar targets in compound-Gaussian clutter with generalized inverse Gaussian texture

S Xu, Z Wang, X Bai, H Zhou - IEEE Transactions on Aerospace …, 2021 - ieeexplore.ieee.org
In this article, we propose optimum and near-optimum adaptive coherent detectors of radar
targets in compound-Gaussian clutter with generalized inverse Gaussian texture (CG-GIG …

Modeling the statistics of microwave radar sea clutter

L Rosenberg, S Watts, MS Greco - IEEE Aerospace and …, 2019 - ieeexplore.ieee.org
One of the key requirements of a radar system is to detect targets against the background
interference. This can be a challenging problem in the maritime domain when the sea …

Range-ambiguous sea clutter suppression for multichannel spaceborne radar applications via alternating APC processing

P Huang, H Yang, Z Zou, XG **a… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
In this article, a novel range ambiguous cluter suppression method, ie, alternating azitmuth
phase coding (AAPC), based on azimuth phase coding (APC) is proposed, where the blind …

Doppler spectra of medium grazing angle sea clutter; part 1: characterisation

S Watts, L Rosenberg, S Bocquet… - IET Radar, Sonar & …, 2016 - Wiley Online Library
This study is concerned with the characterisation of Doppler spectra from high range
resolution X‐band radar sea clutter observed from an airborne platform over the range of …

Parametric modeling of sea clutter Doppler spectra

L Rosenberg - IEEE Transactions on Geoscience and Remote …, 2021 - ieeexplore.ieee.org
For radar modeling and simulation of sea clutter, there are a number of key characteristics
used to describe the observed features. These include the mean backscatter power …