Articles with "microwave imaging" as a keyword



Bifocusing‐Based Microwave Imaging Under Background Conductivity Mismatch

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Published in 2025 at "International Journal of Imaging Systems and Technology"

DOI: 10.1002/ima.70182

Abstract: Microwave imaging is a promising technique for non‐invasive diagnostics in areas such as medical imaging, remote sensing, and subsurface exploration. Its performance, however, strongly depends on accurate knowledge of background medium properties, particularly electrical conductivity.… read more here.

Keywords: conductivity mismatch; conductivity; mismatch bifocusing; microwave imaging ... See more keywords

Single slice microwave imaging of breast cancer by reverse time migration.

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Published in 2022 at "Medical physics"

DOI: 10.1002/mp.15917

Abstract: PURPOSE Microwave imaging of breast cancer is considered and a new microwave imaging prototype including the imaging algorithm, the antenna array, and the measurement configuration is presented. The prototype aims to project the geometrical features… read more here.

Keywords: reverse time; microwave imaging; breast; single slice ... See more keywords

Motion-Based Microwave Tomographic Measurement Device for 3D Coverage in an MR System.

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Published in 2022 at "Medical physics"

DOI: 10.1002/mp.15921

Abstract: PURPOSE We have developed a fully 3D data acquisition system for microwave breast imaging which can operate simultaneously inside an MRI. Magnetic resonance imaging (MRI) is used regularly for breast imaging to distinguish tumors from… read more here.

Keywords: system; microwave imaging; coverage; mri ... See more keywords

Experimental validation of the factorization method to microwave imaging

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Published in 2020 at "Results in physics"

DOI: 10.1016/j.rinp.2020.103071

Abstract: Abstract The factorization method (FM) is a recently investigated non-iterative technique in various inverse scattering problems for the imaging (or identification) of unknown targets. Throughout various studies, it has been confirmed that FM is a… read more here.

Keywords: factorization method; microwave imaging; experimental validation; imaging experimental ... See more keywords
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Application of MUSIC algorithm in real-world microwave imaging of unknown anomalies from scattering matrix

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Published in 2021 at "Mechanical Systems and Signal Processing"

DOI: 10.1016/j.ymssp.2020.107501

Abstract: Abstract In this contribution, we consider MUltiple SIgnal Classification (MUSIC)-type algorithm for a non-iterative microwave imaging of small and arbitrary shaped extended anomalies located in a homogeneous media from scattering matrix whose elements are scattering… read more here.

Keywords: music algorithm; microwave imaging; application music; scattering matrix ... See more keywords

Microwave imaging based on two hybrid particle swarm optimization approaches

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Published in 2018 at "International Journal of Microwave and Wireless Technologies"

DOI: 10.1017/s1759078718001484

Abstract: Abstract In this paper, the solution of the inverse scattering problem for determining the shape and location of perfectly conducting scatterers by making use of electromagnetic scattered fields is presented. Based on the boundary condition… read more here.

Keywords: microwave imaging; swarm optimization; particle swarm; optimization ... See more keywords

Health Control of Tree Trunk Utilizing Microwave Imaging and Reverse Problem Algorithms

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Published in 2023 at "ACS Omega"

DOI: 10.1021/acsomega.2c07015

Abstract: The voids in their trunk significantly affect tropical trees’ health. Both the wood and timber industries may face substantial financial losses because of the lack of an effective technique to inspect the defected trees through… read more here.

Keywords: system; health; reverse problem; microwave imaging ... See more keywords

Breast density classification using frequency-based features in microwave imaging.

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Published in 2025 at "Scientific reports"

DOI: 10.1038/s41598-025-28629-8

Abstract: Breast cancer remains one of the leading causes of death among women worldwide. One major challenge in early and accurate detection is breast density. High breast density not only obscures tumors on current imaging modalities,… read more here.

Keywords: breast density; breast; frequency based; microwave imaging ... See more keywords

Microwave imaging of spinning object using orbital angular momentum

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Published in 2017 at "Journal of Applied Physics"

DOI: 10.1063/1.4991655

Abstract: The linear Doppler shift used for the detection of a spinning object becomes significantly weakened when the line of sight (LOS) is perpendicular to the object, which will result in the failure of detection. In… read more here.

Keywords: imaging spinning; angular momentum; microwave imaging; spinning object ... See more keywords

Super resolution in depth for microwave imaging

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Published in 2019 at "Applied Physics Letters"

DOI: 10.1063/1.5098302

Abstract: Microwave imaging has been investigated in various areas involving nondestructive testing, biomedical imaging, and radar ranging imaging. With a lower frequency than THz and visible light, microwaves penetrate deep in dielectric materials, which enables detection… read more here.

Keywords: resolution; depth; super resolution; microwave imaging ... See more keywords

Application of a mild data-driven technique to Lippmann–Schwinger inverse scattering in variable-exponent Lebesgue spaces for microwave imaging

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Published in 2024 at "Inverse Problems"

DOI: 10.1088/1361-6420/ad3ea9

Abstract: A mild data-driven approach for microwave imaging is considered in this paper. In particular, the developed technique relies upon the use of a Newton-type inversion scheme in variable-exponent Lebesgue spaces, which has been modified by… read more here.

Keywords: lebesgue spaces; mild data; data driven; microwave imaging ... See more keywords