Deep learning for tomographic image reconstruction

G Wang, JC Ye, B De Man - Nature machine intelligence, 2020 - nature.com
Deep-learning-based tomographic imaging is an important application of artificial
intelligence and a new frontier of machine learning. Deep learning has been widely used in …

Plug-and-play methods for integrating physical and learned models in computational imaging: Theory, algorithms, and applications

US Kamilov, CA Bouman, GT Buzzard… - IEEE Signal …, 2023 - ieeexplore.ieee.org
Plug-and-play (PnP) priors constitute one of the most widely used frameworks for solving
computational imaging problems through the integration of physical models and learned …

Learning to optimize: A primer and a benchmark

T Chen, X Chen, W Chen, H Heaton, J Liu… - Journal of Machine …, 2022 - jmlr.org
Learning to optimize (L2O) is an emerging approach that leverages machine learning to
develop optimization methods, aiming at reducing the laborious iterations of hand …

Deep equilibrium architectures for inverse problems in imaging

D Gilton, G Ongie, R Willett - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Recent efforts on solving inverse problems in imaging via deep neural networks use
architectures inspired by a fixed number of iterations of an optimization method. The number …

Deep plug-and-play super-resolution for arbitrary blur kernels

K Zhang, W Zuo, L Zhang - … of the IEEE/CVF conference on …, 2019 - openaccess.thecvf.com
While deep neural networks (DNN) based single image super-resolution (SISR) methods
are rapidly gaining popularity, they are mainly designed for the widely-used bicubic …

SNIPS: Solving noisy inverse problems stochastically

B Kawar, G Vaksman, M Elad - Advances in Neural …, 2021 - proceedings.neurips.cc
In this work we introduce a novel stochastic algorithm dubbed SNIPS, which draws samples
from the posterior distribution of any linear inverse problem, where the observation is …

Proximal denoiser for convergent plug-and-play optimization with nonconvex regularization

S Hurault, A Leclaire… - … Conference on Machine …, 2022 - proceedings.mlr.press
Abstract Plug-and-Play (PnP) methods solve ill-posed inverse problems through iterative
proximal algorithms by replacing a proximal operator by a denoising operation. When …

Plug-and-play methods provably converge with properly trained denoisers

E Ryu, J Liu, S Wang, X Chen… - … on Machine Learning, 2019 - proceedings.mlr.press
Abstract Plug-and-play (PnP) is a non-convex framework that integrates modern denoising
priors, such as BM3D or deep learning-based denoisers, into ADMM or other proximal …

Gradient step denoiser for convergent plug-and-play

S Hurault, A Leclaire, N Papadakis - arXiv preprint arXiv:2110.03220, 2021 - arxiv.org
Plug-and-Play methods constitute a class of iterative algorithms for imaging problems where
regularization is performed by an off-the-shelf denoiser. Although Plug-and-Play methods …

A systematic review on recent developments in nonlocal and variational methods for SAR image despeckling

S Baraha, AK Sahoo, S Modalavalasa - Signal Processing, 2022 - Elsevier
Speckle is a granular deformity that frequently appears in images acquired through coherent
imaging sensors such as synthetic aperture radar (SAR). The existence of such noise in the …