Denoising: A Powerful Building-Block for Imaging, Inverse Problems, and Machine Learning
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Abstract (arXiv)
Denoising, the process of reducing random fluctuations in a signal to emphasize essential patterns, has been a fundamental problem of interest since the dawn of modern scientific inquiry. Recent denoising techniques, particularly in imaging, have achieved remarkable success, nearing theoretical limits by some measures. Yet, despite tens of thousands of research papers, the wide-ranging applications of denoising beyond noise removal have not been fully recognized. This is partly due to the vast and diverse literature, making a clear overview challenging. This paper aims to address this gap. We present a clarifying perspective on denoisers, their structure, and desired properties. We emphasize the increasing importance of denoising and showcase its evolution into an essential building block for complex tasks in imaging, inverse problems, and machine learning. Despite its long history, the community continues to uncover unexpected and groundbreaking uses for denoising, further solidifying its place as a cornerstone of scientific and engineering practice.
Key facts. Cited by 35 papers in the map (data through 7 Oct 2026). Builds on 59 of its 124 references that are in the map. First posted on arXiv 10 Sep 2024.
Builds on
59 of 124 references.
References · 59
- 2015Deep Residual Learning for Image Recognitioncited by 51,809
- 2020Denoising Diffusion Probabilistic Modelscited by 20,851
- 2018The Unreasonable Effectiveness of Deep Features as a Perceptual Metriccited by 11,029
- 2020Denoising Diffusion Implicit Modelscited by 9,655
- 2020Score-Based Generative Modeling through Stochastic Differential Equationscited by 8,964
- 2015Deep Unsupervised Learning using Nonequilibrium Thermodynamicscited by 7,005
- 2022Flow Matching for Generative Modelingcited by 5,426
- 2016Image-to-Image Translation with Conditional Adversarial Networkscited by 4,510
- 2019Generative Modeling by Estimating Gradients of the Data Distributioncited by 4,067
- 2016Perceptual Losses for Real-Time Style Transfer and Super-Resolutioncited by 2,678
- 2016Photo-Realistic Single Image Super-Resolution Using a Generative Adversarial Networkcited by 1,898
- 2021Image Super-Resolution via Iterative Refinementcited by 1,506
38 more
- 2022Diffusion Posterior Sampling for General Noisy Inverse Problemscited by 1,375
- 2022Denoising Diffusion Restoration Modelscited by 951
- 2017The Perception-Distortion Tradeoffcited by 582
- 2021SRDiff: Single Image Super-Resolution with Diffusion Probabilistic Modelscited by 415
- 2018Invertible Residual Networkscited by 364
- 2023Denoising Diffusion Models for Plug-and-Play Image Restorationcited by 335
- 2016The Little Engine that Could: Regularization by Denoising (RED)cited by 303
- 2021Robust Compressed Sensing MRI with Deep Generative Priorscited by 284
- 2021How to Train Your Energy-Based Modelscited by 271
- 2016Plug-and-Play ADMM for Image Restoration: Fixed Point Convergence and Applicationscited by 244
- 2023A Variational Perspective on Solving Inverse Problems with Diffusion Modelscited by 217
- 2021SNIPS: Solving Noisy Inverse Problems Stochasticallycited by 191
- 2019Full-Gradient Representation for Neural Network Visualizationcited by 189
- 2023Generalization in diffusion models arises from geometry-adaptive harmonic representationscited by 179
- 2023Inversion by Direct Iteration: An Alternative to Denoising Diffusion for Image Restorationcited by 164
- 2023Solving Linear Inverse Problems Provably via Posterior Sampling with Latent Diffusion Modelscited by 156
- 2019Deep Learning on Image Denoising: An overviewcited by 128
- 2023Score-Based Diffusion Models as Principled Priors for Inverse Imagingcited by 126
- 2021Bayesian imaging using Plug & Play priors: when Langevin meets Tweediecited by 96
- 2022Plug-and-Play Methods for Integrating Physical and Learned Models in Computational Imagingcited by 94
- 2024Principled Probabilistic Imaging using Diffusion Models as Plug-and-Play Priorscited by 93
- 2022Proximal Denoiser for Convergent Plug-and-Play Optimization with Nonconvex Regularizationcited by 79
- 2015Plug-and-Play Priors for Bright Field Electron Tomography and Sparse Interpolationcited by 78
- 2023Image Denoising: The Deep Learning Revolution and Beyond -- A Survey Paper --cited by 71
- 2023Prompt-tuning latent diffusion models for inverse problemscited by 70
- 2020Regularization by Denoising via Fixed-Point Projection (RED-PRO)cited by 55
- 2024Tutorial on Diffusion Models for Imaging and Visioncited by 49
- 2023Closed-Form Diffusion Modelscited by 46
- 2021Stochastic Image Denoising by Sampling from the Posterior Distributioncited by 45
- 2021High Perceptual Quality Image Denoising with a Posterior Sampling CGANcited by 33
- 2018A characterization of proximity operatorscited by 32
- 2020Projected Distribution Loss for Image Enhancementcited by 29
- 2020Spectral convergence of diffusion maps: improved error bounds and an alternative normalisationcited by 25
- 2021Bayesian Imaging With Data-Driven Priors Encoded by Neural Networks: Theory, Methods, and Algorithmscited by 24
- 2024Factorized Diffusion: Perceptual Illusions by Noise Decompositioncited by 23
- 2022PatchNR: Learning from Very Few Images by Patch Normalizing Flow Regularizationcited by 22
- 2015Proximal Algorithms in Statistics and Machine Learningcited by 18
- 2015Boosting of Image Denoising Algorithmscited by 13
50 most cited of 59 All 59 (JSON)
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Citing papers per year: 2024: 4; 2025: 20; 2026: 11.
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- 2024A Survey on Diffusion Models for Inverse Problemscited by 173
- 2025Taking a Big Step: Large Learning Rates in Denoising Score Matching Prevent Memorizationcited by 16
- 2025MRI Super-Resolution with Deep Learning: A Comprehensive Surveycited by 7
- 2025Kernel Density Steering: Inference-Time Scaling via Mode Seeking for Image Restorationcited by 5
- 2024Robust multi-coil MRI reconstruction via self-supervised denoisingcited by 4
- 2025Radio Map Estimation via Latent Domain Plug-and-Play Denoisingcited by 3
- 2025Transformer Meets Twicing: Harnessing Unattended Residual Informationcited by 3
- 2025Beyond Scores: Proximal Diffusion Modelscited by 3
- 2024Localized Schr"odinger Bridge Samplercited by 2
- 2025High Volume Rate 3D Ultrasound Reconstruction with Diffusion Modelscited by 2
- 2025Guided Unconditional and Conditional Generative Models for Super-Resolution and Inference of Quasi-Geostrophic Turbulencecited by 2
- 2025From Linearity to Non-Linearity: How Masked Autoencoders Capture Spatial Correlationscited by 2
23 more
- 2025Nonasymptotic Convergence Rates for Plug-and-Play Methods With MMSE Denoiserscited by 2
- 2025Latent Refinement via Flow Matching for Training-free Linear Inverse Problem Solvingcited by 2
- 2024On the Relation Between Linear Diffusion and Power Iterationcited by 1
- 2025Reconstruct Anything Model: a lightweight general model for computational imagingcited by 1
- 2025Solving Imaging Inverse Problems Using Plug-and-Play Denoisers: Regularization and Optimization Perspectivescited by 1
- 2025Energy-Tweedie: Score meets Score, Energy meets Energycited by 1
- 2026GSNR: Graph Smooth Null-Space Representation for Inverse Problemscited by 1
- 2026Learning to Recorrupt: Noise Distribution Agnostic Self-Supervised Image Denoisingcited by 1
- 2025Hypothesis Testing in Imaging Inverse Problemscited by 0
- 2025Physics-guided denoiser network for enhanced additive manufacturing data qualitycited by 0
- 2025Nuclear Diffusion Models for Low-Rank Background Suppression in Videoscited by 0
- 2025Net2Net: When Un-trained Meets Pre-trained Networks for Robust Real-World Denoisingcited by 0
- 2025DenoGrad: A Gradient-Based Framework for Data Refinement in Tabular and Time-Series Learningcited by 0
- 2025Bregman geometry-aware split Gibbs sampling for Bayesian Poisson inverse problemscited by 0
- 2026A low-complexity method for efficient depth-guided image deblurringcited by 0
- 2026Learning Affine-Equivariant Proximal Operatorscited by 0
- 2026Measurement-Adapted Eigentask Representations for Photon-Limited Optical Readoutcited by 0
- 2026Bridging data-driven priors via the score function for posterior sampling -- Comparative review and experimental studycited by 0
- 2026Graph Convolutional Attention: A Spectral Perspective on Graph Denoising and Diffusioncited by 0
- 2026Image Denoising via the Adaptive Rank-Cluster Filtercited by 0
- 2026Denoising as Projection: Constrained Optimization with Gradient-Guided Diffusioncited by 0
- 2026A Lagrangian View of Flow Matchingcited by 0
- 2026On the Diffusibility of High-Dimensional Latentscited by 0
- 2026On the Diffusibility of High-Dimensional Latents23 Sep 2026
- 2026A Lagrangian View of Flow Matching31 Aug 2026
- 2026Denoising as Projection: Constrained Optimization with Gradient-Guided Diffusion30 Aug 2026
- 2026Image Denoising via the Adaptive Rank-Cluster Filter15 Aug 2026
- 2026Graph Convolutional Attention: A Spectral Perspective on Graph Denoising and Diffusion7 Jul 2026
- 2026Bridging data-driven priors via the score function for posterior sampling -- Comparative review and experimental study11 Jun 2026
- 2026Measurement-Adapted Eigentask Representations for Photon-Limited Optical Readout11 May 2026
- 2026Learning Affine-Equivariant Proximal Operators16 Apr 2026
- 2026Learning to Recorrupt: Noise Distribution Agnostic Self-Supervised Image Denoising26 Mar 2026
- 2026GSNR: Graph Smooth Null-Space Representation for Inverse Problems23 Feb 2026
- 2026A low-complexity method for efficient depth-guided image deblurring7 Jan 2026
- 2025Energy-Tweedie: Score meets Score, Energy meets Energy29 Dec 2025
23 more
- 2025MRI Super-Resolution with Deep Learning: A Comprehensive Survey20 Nov 2025
- 2025Bregman geometry-aware split Gibbs sampling for Bayesian Poisson inverse problems15 Nov 2025
- 2025DenoGrad: A Gradient-Based Framework for Data Refinement in Tabular and Time-Series Learning13 Nov 2025
- 2025Latent Refinement via Flow Matching for Training-free Linear Inverse Problem Solving8 Nov 2025
- 2025Nonasymptotic Convergence Rates for Plug-and-Play Methods With MMSE Denoisers31 Oct 2025
- 2025Net2Net: When Un-trained Meets Pre-trained Networks for Robust Real-World Denoising3 Oct 2025
- 2025Nuclear Diffusion Models for Low-Rank Background Suppression in Videos25 Sep 2025
- 2025Solving Imaging Inverse Problems Using Plug-and-Play Denoisers: Regularization and Optimization Perspectives3 Sep 2025
- 2025From Linearity to Non-Linearity: How Masked Autoencoders Capture Spatial Correlations21 Aug 2025
- 2025Physics-guided denoiser network for enhanced additive manufacturing data quality31 Jul 2025
- 2025Beyond Scores: Proximal Diffusion Models11 Jul 2025
- 2025Kernel Density Steering: Inference-Time Scaling via Mode Seeking for Image Restoration8 Jul 2025
- 2025Guided Unconditional and Conditional Generative Models for Super-Resolution and Inference of Quasi-Geostrophic Turbulence1 Jul 2025
- 2025Hypothesis Testing in Imaging Inverse Problems28 May 2025
- 2025High Volume Rate 3D Ultrasound Reconstruction with Diffusion Models28 May 2025
- 2025Reconstruct Anything Model: a lightweight general model for computational imaging11 Mar 2025
- 2025Transformer Meets Twicing: Harnessing Unattended Residual Information2 Mar 2025
- 2025Taking a Big Step: Large Learning Rates in Denoising Score Matching Prevent Memorization5 Feb 2025
- 2025Radio Map Estimation via Latent Domain Plug-and-Play Denoising23 Jan 2025
- 2024Robust multi-coil MRI reconstruction via self-supervised denoising19 Nov 2024
- 2024On the Relation Between Linear Diffusion and Power Iteration16 Oct 2024
- 2024A Survey on Diffusion Models for Inverse Problems30 Sep 2024
- 2024Localized Schr"odinger Bridge Sampler12 Sep 2024
- 2024A Survey on Diffusion Models for Inverse Problemscited by 173
- 2025Taking a Big Step: Large Learning Rates in Denoising Score Matching Prevent Memorizationcited by 16
- 2025Kernel Density Steering: Inference-Time Scaling via Mode Seeking for Image Restorationcited by 5
- 2025Beyond Scores: Proximal Diffusion Modelscited by 3
- 2025High Volume Rate 3D Ultrasound Reconstruction with Diffusion Modelscited by 2
- 2025Guided Unconditional and Conditional Generative Models for Super-Resolution and Inference of Quasi-Geostrophic Turbulencecited by 2
- 2025Latent Refinement via Flow Matching for Training-free Linear Inverse Problem Solvingcited by 2
- 2024On the Relation Between Linear Diffusion and Power Iterationcited by 1
- 2025Nuclear Diffusion Models for Low-Rank Background Suppression in Videoscited by 0
- 2026Graph Convolutional Attention: A Spectral Perspective on Graph Denoising and Diffusioncited by 0
- 2026Denoising as Projection: Constrained Optimization with Gradient-Guided Diffusioncited by 0
- 2026A Lagrangian View of Flow Matchingcited by 0
12 most cited of 13 All 13 (JSON)
- 2026On the Diffusibility of High-Dimensional Latents23 Sep 2026
- 2026A Lagrangian View of Flow Matching31 Aug 2026
- 2026Denoising as Projection: Constrained Optimization with Gradient-Guided Diffusion30 Aug 2026
- 2026Graph Convolutional Attention: A Spectral Perspective on Graph Denoising and Diffusion7 Jul 2026
- 2025Latent Refinement via Flow Matching for Training-free Linear Inverse Problem Solving8 Nov 2025
- 2025Nuclear Diffusion Models for Low-Rank Background Suppression in Videos25 Sep 2025
- 2025Beyond Scores: Proximal Diffusion Models11 Jul 2025
- 2025Kernel Density Steering: Inference-Time Scaling via Mode Seeking for Image Restoration8 Jul 2025
- 2025Guided Unconditional and Conditional Generative Models for Super-Resolution and Inference of Quasi-Geostrophic Turbulence1 Jul 2025
- 2025High Volume Rate 3D Ultrasound Reconstruction with Diffusion Models28 May 2025
- 2025Taking a Big Step: Large Learning Rates in Denoising Score Matching Prevent Memorization5 Feb 2025
- 2024On the Relation Between Linear Diffusion and Power Iteration16 Oct 2024
12 newest of 13 All 13 (JSON)
- 2025MRI Super-Resolution with Deep Learning: A Comprehensive Surveycited by 7
- 2024Robust multi-coil MRI reconstruction via self-supervised denoisingcited by 4
- 2025Radio Map Estimation via Latent Domain Plug-and-Play Denoisingcited by 3
- 2025Transformer Meets Twicing: Harnessing Unattended Residual Informationcited by 3
- 2024Localized Schr"odinger Bridge Samplercited by 2
- 2025From Linearity to Non-Linearity: How Masked Autoencoders Capture Spatial Correlationscited by 2
- 2025Nonasymptotic Convergence Rates for Plug-and-Play Methods With MMSE Denoiserscited by 2
- 2025Reconstruct Anything Model: a lightweight general model for computational imagingcited by 1
- 2025Solving Imaging Inverse Problems Using Plug-and-Play Denoisers: Regularization and Optimization Perspectivescited by 1
- 2025Energy-Tweedie: Score meets Score, Energy meets Energycited by 1
- 2026GSNR: Graph Smooth Null-Space Representation for Inverse Problemscited by 1
- 2026Learning to Recorrupt: Noise Distribution Agnostic Self-Supervised Image Denoisingcited by 1
12 most cited of 22 All 22 (JSON)
- 2026Image Denoising via the Adaptive Rank-Cluster Filter15 Aug 2026
- 2026Bridging data-driven priors via the score function for posterior sampling -- Comparative review and experimental study11 Jun 2026
- 2026Measurement-Adapted Eigentask Representations for Photon-Limited Optical Readout11 May 2026
- 2026Learning Affine-Equivariant Proximal Operators16 Apr 2026
- 2026Learning to Recorrupt: Noise Distribution Agnostic Self-Supervised Image Denoising26 Mar 2026
- 2026GSNR: Graph Smooth Null-Space Representation for Inverse Problems23 Feb 2026
- 2026A low-complexity method for efficient depth-guided image deblurring7 Jan 2026
- 2025Energy-Tweedie: Score meets Score, Energy meets Energy29 Dec 2025
- 2025MRI Super-Resolution with Deep Learning: A Comprehensive Survey20 Nov 2025
- 2025Bregman geometry-aware split Gibbs sampling for Bayesian Poisson inverse problems15 Nov 2025
- 2025DenoGrad: A Gradient-Based Framework for Data Refinement in Tabular and Time-Series Learning13 Nov 2025
- 2025Nonasymptotic Convergence Rates for Plug-and-Play Methods With MMSE Denoisers31 Oct 2025
12 newest of 22 All 22 (JSON)