CFAR detection of range-spread targets based on the time-frequency decomposition feature of two adjacent returned signals

L Zuo, M Li, X Zhang, P Zhang… - IEEE Transactions on …, 2013 - ieeexplore.ieee.org
Radar returned signals are processed by stretch processing, resulting in mixer outputs.
Based on the time-frequency decomposition of the cross S-method (CSM) of two adjacent …

Multi-fold high-order cumulants based CFAR detector for radar weak target detection

X Liu, X Bai, D Wang - Digital Signal Processing, 2023 - Elsevier
As an important detection means, radar is widely used in target monitoring field. However,
due to the small radar cross section (RCS) of stealthy or small target and the complex …

An improved CFAR algorithm for target detection

C Xu, Y Li, C Ji, Y Huang, H Wang… - … on Intelligent Signal …, 2017 - ieeexplore.ieee.org
The constant false alarm rate (CFAR) technique plays a key role in radar automatic detection
process. The cell averaging (CA) CFAR procedure suffers from the masking effect in almost …

Radar CFAR detection for multiple-targets situations for Weibull and log-normal distributed clutter

K Zebiri, A Mezache - Signal, Image and Video Processing, 2021 - Springer
In the presence of Weibull clutter, the development of sliding window detection processes,
based on scale and power invariant distributions, has been extensively examined. This …

Multi-Target CFAR Detection Method for HF Over-The-Horizon Radar Based on Target Sparse Constraint in Weibull Clutter Background

W Zhang, Y Li, Z Zheng, L Xu, Z Wang - Remote Sensing, 2023 - mdpi.com
High frequency radar has a wide monitoring range and low range resolution. It may contain
multiple targets or outlier interference phenomena in different clutter regions of the range …

An improved reduced-rank CFAR space-time adaptive radar detection algorithm

YL Gau, IS Reed - IEEE Transactions on Signal Processing, 1998 - ieeexplore.ieee.org
The CFAR test developed in previous work is a normalized ratio test for signals in nonwhite
Gaussian noise. However, in the airborne radar environment, the noise consists of strong …

Constant false alarm rate detector based on the maximal reference cell

R Zhang, W Sheng, X Ma, Y Han - Digital Signal Processing, 2013 - Elsevier
In order to improve the detection performance of constant false alarm rate (CFAR) detectors
in multiple targets situations, a CFAR detector based on the maximal reference cell (MRC) …

A new adaptive CFAR processor in multiple target situations

A Abbadi, A Abbane, ML Bencheikh… - 2017 Seminar on …, 2017 - ieeexplore.ieee.org
In this paper, we deal with the problem of radar target detection in presence of severe
interfering targets. To this end, we propose a new Constant False Alarm Rate (CFAR) …

Automatic threshold selection in OS-CFAR radar detection using information theoretic criteria

B Magaz, A Belouchrani, M Hamadouche - Progress In Electromagnetics …, 2011 - jpier.org
This paper proposes a new approach for efficiently determining the unwanted interfering
samples in the reference window, for the ordered statistics constant false alarm rate detector …

[PDF][PDF] Introducing switching ordered statistic CFAR type I in different radar environments

S Erfanian, V Tabataba Vakili - EURASIP Journal on Advances in Signal …, 2009 - Springer
In this paper, a new CFAR detector based on a switching algorithm and OS-CFAR for
nonhomogeneous background environments is introduced. The new detector is named …