Matrix extension for pathological radar clutter machine learning

Y Cabanes, F Barbaresco, M Arnaudon, J Bigot - 2020 - hal.science
This paper deals with radar clutter statistical learning based on spatial Doppler fluctuation. In
articles [1]-[4], data is clustered cell by cell. In this article, we generalize the previous model …

Unsupervised machine learning for pathological radar clutter clustering: The p-mean-shift algorithm

Y Cabanes, F Barbaresco, M Arnaudon, J Bigot - C&ESAR 2019, 2019 - hal.science
This paper deals with unsupervised radar clutter clustering to characterize pathological
clutter based on their Doppler fluctuations. Operationally, being able to recognize …

Toeplitz Hermitian positive definite matrix machine learning based on Fisher metric

Y Cabanes, F Barbaresco, M Arnaudon… - Geometric Science of …, 2019 - Springer
Here we propose a method to classify radar clutter from radar data using an unsupervised
classification algorithm. The data will be represented by Positive Definite Hermitian Toeplitz …

Learning strategies for radar clutter classification

P Addabbo, S Han, D Orlando… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
In this paper, we address the problem of classifying clutter returns into statistically
homogeneous subsets. The classification procedures are devised assuming latent …

Gaussian distributions on Riemannian symmetric spaces: statistical learning with structured covariance matrices

S Said, H Hajri, L Bombrun… - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
The Riemannian geometry of covariance matrices has been essential to several successful
applications, in computer vision, biomedical signal and image processing, and radar data …

Training data classification algorithms for radar applications

J Liu, F Biondi, D Orlando… - IEEE Signal Processing …, 2019 - ieeexplore.ieee.org
In this letter, the problem of environment classification in the radar context is addressed.
Specifically, adaptive architectures are conceived to classify training data, used for …

Radar clutter classification using expectation-maximization method

S Han, P Addabbo, D Orlando… - ICASSP 2021-2021 IEEE …, 2021 - ieeexplore.ieee.org
In this paper, the problem of classifying radar clutter returns into statistically homogeneous
subsets is addressed. To this end, latent variables, which represent the classes to which the …

Performance of adaptive radar in range-heterogeneous clutter

A Futernik, AM Haimovich - Journal of the Franklin Institute, 1998 - Elsevier
The performance of adaptive radar in range-heterogeneous clutter is a topic of practical
interest, since radars are often trained over nonhomogeneous stretches of clutter. In this …

Sparse learning strategies for the classification of clutter edges in the presence of discretes in radar

S Han, Y Zhang, C Hao, J Liu, A Farina, D Orlando - 2022 - IET
This paper proposes innovative classification architectures capable of identifying whether or
not the secondary data contains a clutter edge and/or clutter discretes/outliers. To this end …

An equivariant neural network with hyperbolic embedding for robust doppler signal classification

PY Lagrave, Y Cabanes… - 2021 21st International …, 2021 - ieeexplore.ieee.org
This paper focuses on the robustness aspects of Doppler signal processing tasks with
Machine Learning algorithms within the context of pathological radar clutter classification …