Search Results for author: Alessandro Perelli

Found 3 papers, 2 papers with code

Rotational Augmented Noise2Inverse for Low-dose Computed Tomography Reconstruction

1 code implementation19 Dec 2023 Hang Xu, Alessandro Perelli

In this work, we present a novel self-supervised method for Low Dose Computed Tomography (LDCT) reconstruction.

Multi-Channel Convolutional Analysis Operator Learning for Dual-Energy CT Reconstruction

1 code implementation10 Mar 2022 Alessandro Perelli, Suxer Alfonso Garcia, Alexandre Bousse, Jean-Pierre Tasu, Nikolaos Efthimiadis, Dimitris Visvikis

Extensive experiments with simulated and real computed tomography (CT) data were performed to validate the effectiveness of the proposed methods and we reported increased reconstruction accuracy compared to CAOL and iterative methods with single and joint total-variation (TV) regularization.

Computed Tomography (CT) Operator learning

Regularization by Denoising Sub-sampled Newton Method for Spectral CT Multi-Material Decomposition

no code implementations25 Mar 2021 Alessandro Perelli, Martin S. Andersen

Spectral Computed Tomography (CT) is an emerging technology that enables to estimate the concentration of basis materials within a scanned object by exploiting different photon energy spectra.

Computed Tomography (CT) Image Denoising

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