Score-based diffusion models for accelerated MRI

H Chung, JC Ye - Medical image analysis, 2022 - Elsevier
Score-based diffusion models provide a powerful way to model images using the gradient of
the data distribution. Leveraging the learned score function as a prior, here we introduce a …

Come-closer-diffuse-faster: Accelerating conditional diffusion models for inverse problems through stochastic contraction

H Chung, B Sim, JC Ye - … of the IEEE/CVF Conference on …, 2022 - openaccess.thecvf.com
Diffusion models have recently attained significant interest within the community owing to
their strong performance as generative models. Furthermore, its application to inverse …

Neural‐network‐based regularization methods for inverse problems in imaging

A Habring, M Holler - GAMM‐Mitteilungen, 2024 - Wiley Online Library
This review provides an introduction to—and overview of—the current state of the art in
neural‐network based regularization methods for inverse problems in imaging. It aims to …

Wavelet-improved score-based generative model for medical imaging

W Wu, Y Wang, Q Liu, G Wang… - IEEE transactions on …, 2023 - ieeexplore.ieee.org
The score-based generative model (SGM) has demonstrated remarkable performance in
addressing challenging under-determined inverse problems in medical imaging. However …

Regularising inverse problems with generative machine learning models

MAG Duff, NDF Campbell, MJ Ehrhardt - Journal of Mathematical Imaging …, 2024 - Springer
Deep neural network approaches to inverse imaging problems have produced impressive
results in the last few years. In this survey paper, we consider the use of generative models …

Score priors guided deep variational inference for unsupervised real-world single image denoising

J Cheng, T Liu, S Tan - Proceedings of the IEEE/CVF …, 2023 - openaccess.thecvf.com
Real-world single image denoising is crucial and practical in computer vision. Bayesian
inversions combined with score priors now have proven effective for single image denoising …

Physics-driven deep learning methods for fast quantitative magnetic resonance imaging: Performance improvements through integration with deep neural networks

Y Zhu, J Cheng, ZX Cui, Q Zhu, L Ying… - IEEE Signal …, 2023 - ieeexplore.ieee.org
Quantitative magnetic resonance imaging (qMRI) aims to obtain quantitative biophysical
parameters based on physical models derived from MR spin magnetization evolution. This …

Posterior-Variance–Based Error Quantification for Inverse Problems in Imaging

D Narnhofer, A Habring, M Holler, T Pock - SIAM Journal on Imaging Sciences, 2024 - SIAM
In this work, a method for obtaining pixelwise error bounds in Bayesian regularization of
inverse imaging problems is introduced. The proposed method employs estimates of the …

Score-based generative models for PET image reconstruction

IRD Singh, A Denker, R Barbano, Ž Kereta… - arXiv preprint arXiv …, 2023 - arxiv.org
Score-based generative models have demonstrated highly promising results for medical
image reconstruction tasks in magnetic resonance imaging or computed tomography …

Solving inverse physics problems with score matching

B Holzschuh, S Vegetti… - Advances in Neural …, 2023 - proceedings.neurips.cc
We propose to solve inverse problems involving the temporal evolution of physics systems
by leveraging recent advances from diffusion models. Our method moves the system's …