3 papers
physics.med-ph2021
Core Imaging Library -- Part II: Multichannel reconstruction for dynamic and spectral tomography
Evangelos Papoutsellis, Evelina Ametova, Claire Delplancke +7
The newly developed Core Imaging Library (CIL) is a flexible plug and play library for tomographic imaging with a specific focus on iterative reconstruction. CIL provides building…
math.OC2020
Convergence Properties of a Randomized Primal-Dual Algorithm with Applications to Parallel MRI
Eric B. Gutierrez, Claire Delplancke, Matthias J. Ehrhardt
The Stochastic Primal-Dual Hybrid Gradient (SPDHG) was proposed by Chambolle et al. (2018) and is an efficient algorithm to solve some nonsmooth large-scale optimization problems.…
math.PR2017
Berry-Esseen bounds for the chi-square distance in the Central Limit Theorem: a Markovian approach
Claire Delplancke, Laurent Miclo
This article presents a new proof of the rate of convergence to the normal distribution of sums of independent, identically distributed random variables in chi-square distance, whi…