Resolution-improved microwave tomography by means of hyperspectral analysis tools

A Litman, H Tortel, M Guillaume - Proceedings of the XIII …, 2010 - ieeexplore.ieee.org
In microwave tomography, the underlying scattering phenomenon is often linearized to
retrieve the associated induced currents maps. These maps are then summed together to …

Performance analysis of tomographic methods against experimental contactless multistatic ground penetrating radar

M Ambrosanio, MT Bevacqua, T Isernia… - IEEE Journal of …, 2020 - ieeexplore.ieee.org
Ground-penetrating radar (GPR) technology for underground exploration consists of the
transmission of an electromagnetic signal in the ground for sensing the presence of buried …

Three-dimensional microwave imaging problems solved through an efficient multiscaling particle swarm optimization

M Donelli, D Franceschini, P Rocca… - IEEE Transactions on …, 2008 - ieeexplore.ieee.org
An enhanced multistep strategy based on a multiresolution particle swarm optimizer is
proposed for 3-D microwave imaging. The aim of such an integration is to improve the …

Microwave-based subsurface characterization through a combined finite element and variable exponent spaces technique

V Schenone, C Estatico, GL Gragnani, M Pastorino… - Sensors, 2022 - mdpi.com
A microwave characterization technique to inspect subsurface scenarios is proposed and
numerically assessed in this paper. The approach is based on a combination of finite …

Level set methods for inverse scattering—some recent developments

O Dorn, D Lesselier - Inverse Problems, 2009 - iopscience.iop.org
We give an update on recent techniques which use a level set representation of shapes for
solving inverse scattering problems, completing in that matter the exposition made in (Dorn …

The tomographic approach to ground-penetrating radar for underground exploration and monitoring: A more user-friendly and unconventional method for subsurface …

M Ambrosanio, MT Bevacqua, T Isernia… - IEEE Signal …, 2019 - ieeexplore.ieee.org
Underground exploration and characterization via nondestructive imaging is of great interest
in the modern scientific community [1]. The reason for such enthusiasm is related to the …

An efficient nonlinear imaging approach for dielectric objects buried under a rough surface

TU Gurbuz, B Aslanyurek, EP Karabulut… - IEEE Transactions on …, 2013 - ieeexplore.ieee.org
A nonlinear tomographic approach for microwave imaging of dielectrics buried under a
rough surface is presented. It has been made possible to efficiently apply the contrast …

Accurate tree roots positioning and sizing over undulated ground surfaces by common offset GPR measurements

W Luo, YH Lee, LF Ow, MLM Yusof… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Tree roots detection is a popular application of the ground-penetrating radar (GPR).
Normally, the ground surface above the tree roots is assumed to be flat, and standard …

An iterative algorithm for imaging of rough surfaces separating two dielectric media

A Sefer, A Yapar - IEEE Transactions on Geoscience and …, 2020 - ieeexplore.ieee.org
In this article, an efficient algorithm for the reconstruction of a 1-D random rough surface
profile separating two lossy dielectric half-spaces is presented. First, the general scattering …

[HTML][HTML] An approach based on level set method for void identification of continuum structure with time-domain dynamic response

L Zhang, G Yang, D Hu, X Han - Applied Mathematical Modelling, 2019 - Elsevier
An approach based on the level set method has been developed to identify the position and
geometry of voids in continuum structure using time-domain dynamic response. The level …