Results 81 to 90 of about 12,332 (221)

Gaussian Process Regression for Estimating EM Ducting Within the Marine Atmospheric Boundary Layer

open access: yes, 2019
We show that Gaussian process regression (GPR) can be used to infer the electromagnetic (EM) duct height within the marine atmospheric boundary layer (MABL) from sparsely sampled propagation factors within the context of bistatic radars.
Earls, Christopher J., Sit, Hilarie
core   +1 more source

Range‐Free Localisation for Monostatic Passive Radar Employing Multi‐Narrowband Illuminators

open access: yesIET Radar, Sonar &Navigation, Volume 20, Issue 1, January/December 2026.
Range‐free localisation is considered for monostatic passive radar with multiple narrowband illuminators under unreliable time‐delay (range) measurements. Doppler/DOA (and optional Doppler‐rate) are fused in an ML framework, where velocity is iteratively updated to reduce the original 6‐D optimisation to a 3‐D position search.
Chenggeng Zhao   +4 more
wiley   +1 more source

WiFi emission-based vs passive radar localization of human targets [PDF]

open access: yes, 2018
In this paper two approaches are considered for human targets localization based on the WiFi signals: the device emission-based localization and the passive radar.
Bongioanni, Carlo   +3 more
core   +1 more source

Two-Dimensional Forward Scattering – Comparisons of Approximate and Exact Solutions [PDF]

open access: yes, 2012
Various methods for analyses of scattering are mentioned and new approximate relationships are derived. Experimental results for thin wire and several numerical simulations of forward scattering using approximate estimations, physical optics and exact ...
Fiser, O.   +3 more
core   +1 more source

Space-time adaptive detection for bistatic MIMO system under covariance matrix persymmetry and symmetric spectrum

open access: yesThe Journal of Engineering, 2019
Space-time adaptive detection (STAD) is an important research aspect of the bistatic multiple-input multiple-output (MIMO) radar system. The signal and clutter space-time models of the bistatic MIMO radar are described in this study. The knowledge-aided (
Sheng Yan, Chengpeng Hao, Da Xu, Bo Shi
doaj   +1 more source

Search-Free DOD, DOA and Range Estimation for Bistatic FDA-MIMO Radar

open access: yesIEEE Access, 2018
Frequency diverse array (FDA) is an emerging technology, the hybrid of FDA and multiple-input-multiple-output (FDA-MIMO) under monostatic scenarios has received much attention in recent years.
Can Cui   +4 more
doaj   +1 more source

Characterizing Evaporation Ducts Within the Marine Atmospheric Boundary Layer Using Artificial Neural Networks

open access: yes, 2019
We apply a multilayer perceptron machine learning (ML) regression approach to infer electromagnetic (EM) duct heights within the marine atmospheric boundary layer (MABL) using sparsely sampled EM propagation data obtained within a bistatic context.
Earls, Christopher J., Sit, Hilarie
core   +1 more source

Using Particle Filter for Estimating Velocity of Maneuvering Target Being Tracked by Passive Radar

open access: yesSyrian Journal for Science and Innovation
Tracking a target is achieved by estimating its range and velocity, and this process has two types: Bistatic Tracking and Cartesian Tracking. In a passive radar system, the bistatic tracking is achieved by processing the bistatic geometry “One non ...
Anas Almanofi , Ali Kazem
doaj   +1 more source

Solution of inverse localization problem associated to multistatic radar system

open access: yesMATEC Web of Conferences, 2016
This work deals with the problem of inverse localization by a target with the aim to retrieve the position of the target, given the intensity and phase of the electromagnetic waves scattered by this object.
Boutkhil M., Driouach A., Khamlichi A.
doaj   +1 more source

Bistatic SAR: State of the Art and Development Trend

open access: yesLeida xuebao, 2012
Bistatic SAR (BiSAR) systems have attracted the interests from global researchers and become a hotspot in the international radar community due to the progress of radar technology and rapidly increased applications nowadays.
Zeng Tao
doaj   +1 more source

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