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12/26/2022
A stochastic preconditioned Douglas-Rachford splitting method for saddle-point problems
In this article, we propose and study a stochastic preconditioned Dougla...
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11/09/2022
Graph and distributed extensions of the Douglas-Rachford method
In this paper, we propose several graph-based extensions of the Douglas-...
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09/23/2022
A Second-Order TGV Discretization with Some Invariance Properties
In this work, we propose a new discretization for second-order total gen...
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12/21/2020
A generalized conditional gradient method for dynamic inverse problems with optimal transport regularization
We develop a dynamic generalized conditional gradient method (DGCG) for ...
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05/19/2020
Inverse problems with second-order Total Generalized Variation constraints
Total Generalized Variation (TGV) has recently been introduced as penalt...
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04/04/2020
Convergence analysis of pixel-driven Radon and fanbeam transforms
This paper presents a novel mathematical framework for understanding pix...
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12/03/2019
Higher-order total variation approaches and generalisations
Over the last decades, the total variation (TV) evolved to one of the mo...
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07/10/2019
Tensor-Free Proximal Methods for Lifted Bilinear/Quadratic Inverse Problems with Applications to Phase Retrieval
We propose and study a class of novel algorithms that aim at solving bil...
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04/26/2014