Articles with "iterative perturbation" as a keyword



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Reducing image artifact in diffuse optical tomography by iterative perturbation correction based on multiwavelength measurements

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Published in 2019 at "Journal of Biomedical Optics"

DOI: 10.1117/1.jbo.24.5.056005

Abstract: Abstract. Ultrasound (US) guided diffuse optical tomography has demonstrated great potential for breast cancer diagnosis, treatment monitoring, and chemotherapy response prediction. Optical measurements of four different wavelengths are used to reconstruct unknown optical absorption maps,… read more here.

Keywords: diffuse optical; image artifact; iterative perturbation; optical tomography ... See more keywords
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A Comparison of Fourier Spectral Iterative Perturbation Method and Finite Element Method in Solving Phase-Field Equilibrium Equations

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Published in 2017 at "Communications in Computational Physics"

DOI: 10.4208/cicp.oa-2016-0114

Abstract: This paper systematically compares the numerical implementation and computational cost between the Fourier spectral iterative perturbation method (FSIPM) and the finite element method (FEM) in solving partial differential equilibrium equations with inhomogeneous material coefficients and… read more here.

Keywords: spectral iterative; fourier spectral; iterative perturbation; equilibrium equations ... See more keywords