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04/24/2023
Preconditioner Design via the Bregman Divergence
We study a preconditioner for a Hermitian positive definite linear syste...
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03/03/2022
Low-rank flat-field correction for artifact reduction in spectral computed tomography
Spectral computed tomography has received considerable interest in recen...
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03/02/2022
A Bayesian Approach to CT Reconstruction with Uncertain Geometry
Computed tomography is a method for synthesizing volumetric or cross-sec...
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03/25/2021
Regularization by Denoising Sub-sampled Newton Method for Spectral CT Multi-Material Decomposition
Spectral Computed Tomography (CT) is an emerging technology that enables...
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03/06/2015