J. D. Shea

Publications20
h-index13
Citations895
Highly Influential Citations39
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MRI-Derived 3-D-Printed Breast Phantom for Microwave Breast Imaging Validation
We propose a 3-D-printed breast phantom for use in preclinical experimental microwave imaging studies. The phantom is derived from an MRI of a human subject; thus, it is anthropomorphic, and its… Expand
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Contrast-enhanced microwave imaging of breast tumors: a computational study using 3-D realistic numerical phantoms.
The detection of early-stage tumors in the breast by microwave imaging is challenged by both the moderate endogenous dielectric contrast between healthy and malignant glandular tissues and the… Expand
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Three-dimensional microwave imaging of realistic numerical breast phantoms via a multiple-frequency inverse scattering technique.
PURPOSE Breast density measurement has the potential to play an important role in individualized breast cancer risk assessment and prevention decisions. Routine evaluation of breast density will… Expand
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Estimating the Breast Surface Using UWB Microwave Monostatic Backscatter Measurements
TLDR
This paper presents an algorithm for estimating the location of the breast surface from scattered ultrawideband (UWB) microwave signals recorded across an antenna array. Expand
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A TSVD Analysis of Microwave Inverse Scattering for Breast Imaging
TLDR
A variety of methods have been applied to the inverse scattering problem for breast imaging at microwave frequencies. Expand
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Three-Dimensional Microwave Breast Imaging: Dispersive Dielectric Properties Estimation Using Patient-Specific Basis Functions
TLDR
We propose a method for enhancing the computational efficiency of 3-D multiple-frequency microwave breast imaging via the reconstruction of dielectric properties distributions in the breast interior. Expand
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Numerical Study of Microwave Scattering in Breast Tissue via Coupled Dielectric and Elastic Contrasts
A computational investigation of microwave scattering in mechanically (or acoustically) excited breast tissue is conducted to explore the feasibility of combining dielectric and elastic properties… Expand
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The impact of frequency on the performance of microwave ablation
Abstract Purpose: The use of higher frequencies in percutaneous microwave ablation (MWA) may offer compelling interstitial antenna design advantages over the 915 MHz and 2.45 GHz frequencies… Expand
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The Performance of Higher Frequency Microwave Ablation in the Presence of Perfusion
TLDR
Higher-frequency microwave ablation produces thermal lesions with volumes comparable to those achieved at lower frequencies, even in strongly perfused environments. Expand
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Beamforming-Enhanced Inverse Scattering for Microwave Breast Imaging
We present a focal-beamforming-enhanced formulation of the distorted Born iterative method (DBIM) for microwave breast imaging. Incorporating beamforming into the imaging algorithm has the potential… Expand
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