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Despite the success of Generative Adversarial Networks (GANs) in image synthesis, applying trained GAN models to real image processing remains challenging. Previous methods typically invert a target image back to the latent space either by…

Computer Vision and Pattern Recognition · Computer Science 2020-04-01 Jinjin Gu , Yujun Shen , Bolei Zhou

Advances in 3D-aware generative models have pushed the boundary of image synthesis with explicit camera control. To achieve high-resolution image synthesis, several attempts have been made to design efficient generators, such as hybrid…

Computer Vision and Pattern Recognition · Computer Science 2023-04-03 Mallikarjun B R , Xingang Pan , Mohamed Elgharib , Christian Theobalt

This paper proposes a new framework to regularize the highly ill-posed and non-linear phase retrieval problem through deep generative priors using simple gradient descent algorithm. We experimentally show effectiveness of proposed algorithm…

Machine Learning · Computer Science 2018-08-20 Fahad Shamshad , Ali Ahmed

Over the past decade, Plug-and-Play (PnP) has become a popular method for reconstructing images using a modular framework consisting of a forward and prior model. The great strength of PnP is that an image denoiser can be used as a prior…

Computer Vision and Pattern Recognition · Computer Science 2023-06-14 Charles A. Bouman , Gregery T. Buzzard

Autoregressive models, built based on the Next Token Prediction (NTP) paradigm, show great potential in developing a unified framework that integrates both language and vision tasks. Pioneering works introduce NTP to autoregressive visual…

Computer Vision and Pattern Recognition · Computer Science 2025-03-20 Yatian Pang , Peng Jin , Shuo Yang , Bin Lin , Bin Zhu , Zhenyu Tang , Liuhan Chen , Francis E. H. Tay , Ser-Nam Lim , Harry Yang , Li Yuan

Blind face restoration usually relies on facial priors, such as facial geometry prior or reference prior, to restore realistic and faithful details. However, very low-quality inputs cannot offer accurate geometric prior while high-quality…

Computer Vision and Pattern Recognition · Computer Science 2021-06-14 Xintao Wang , Yu Li , Honglun Zhang , Ying Shan

Image inpainting techniques have shown promising improvement with the assistance of generative adversarial networks (GANs) recently. However, most of them often suffered from completed results with unreasonable structure or blurriness. To…

Computer Vision and Pattern Recognition · Computer Science 2020-10-06 Zheng Hui , Jie Li , Xiumei Wang , Xinbo Gao

This paper introduces a novel generative encoder (GE) model for generative imaging and image processing with applications in compressed sensing and imaging, image compression, denoising, inpainting, deblurring, and super-resolution. The GE…

Image and Video Processing · Electrical Eng. & Systems 2019-06-03 Lin Chen , Haizhao Yang

Generative models, such as GANs, learn an explicit low-dimensional representation of a particular class of images, and so they may be used as natural image priors for solving inverse problems such as image restoration and compressive…

Machine Learning · Computer Science 2025-10-28 Mara Daniels , Paul Hand , Reinhard Heckel

Image-based generative methods, such as generative adversarial networks (GANs) have already been able to generate realistic images with much context control, specially when they are conditioned. However, most successful frameworks share a…

Computer Vision and Pattern Recognition · Computer Science 2018-08-08 Shuangjun Liu , Sarah Ostadabbas

There remains an important need for the development of image reconstruction methods that can produce diagnostically useful images from undersampled measurements. In magnetic resonance imaging (MRI), for example, such methods can facilitate…

Image and Video Processing · Electrical Eng. & Systems 2021-06-28 Varun A. Kelkar , Sayantan Bhadra , Mark A. Anastasio

Patch priors have become an important component of image restoration. A powerful approach in this category of restoration algorithms is the popular Expected Patch Log-Likelihood (EPLL) algorithm. EPLL uses a Gaussian mixture model (GMM)…

Image and Video Processing · Electrical Eng. & Systems 2018-06-12 Charles-Alban Deledalle , Shibin Parameswaran , Truong Q. Nguyen

Almost all existing methods for image restoration are based on optimizing the mean squared error (MSE), even though it is known that the best estimate in terms of MSE may yield a highly atypical image due to the fact that there are many…

Computer Vision and Pattern Recognition · Computer Science 2021-04-21 Roy Friedman , Yair Weiss

In this age of information, images are a critical medium for storing and transmitting information. With the rapid growth of image data amount, visual compression and visual data perception are two important research topics attracting a lot…

Image and Video Processing · Electrical Eng. & Systems 2024-07-02 Yuefeng Zhang , Chuanmin Jia , Jiannhui Chang , Siwei Ma

Generative models have proven to be an outstanding tool for representing high-dimensional probability distributions and generating realistic-looking images. An essential characteristic of generative models is their ability to produce…

Machine Learning · Computer Science 2019-11-26 Mohamed Elfeki , Camille Couprie , Morgane Riviere , Mohamed Elhoseiny

Colorization has attracted increasing interest in recent years. Classic reference-based methods usually rely on external color images for plausible results. A large image database or online search engine is inevitably required for…

Computer Vision and Pattern Recognition · Computer Science 2022-08-09 Yanze Wu , Xintao Wang , Yu Li , Honglun Zhang , Xun Zhao , Ying Shan

In this paper, we present a generative adversarial network framework that generates compressed images instead of synthesizing raw RGB images and compressing them separately. In the real world, most images and videos are stored and…

Computer Vision and Pattern Recognition · Computer Science 2019-01-24 Byeongkeun Kang , Subarna Tripathi , Truong Q. Nguyen

Although deep neural networks (NNs) have achievedstate-of-the-art accuracy in many visual recognition tasks,the growing computational complexity and energy con-sumption of networks remains an issue, especially for ap-plications on platforms…

Machine Learning · Computer Science 2020-02-26 Le Thanh Nguyen-Meidine , Eric Granger , Madhu Kiran , Louis-Antoine Blais-Morin , Marco Pedersoli

We present a novel method that integrates subspace modeling with an adaptive generative image prior for high-dimensional MR image reconstruction. The subspace model imposes an explicit low-dimensional representation of the high-dimensional…

Image and Video Processing · Electrical Eng. & Systems 2023-06-19 Ruiyang Zhao , Xi Peng , Varun A. Kelkar , Mark A. Anastasio , Fan Lam

The reconstruction of X-rays CT images from sparse or limited-angle geometries is a highly challenging task. The lack of data typically results in artifacts in the reconstructed image and may even lead to object distortions. For this…

Computer Vision and Pattern Recognition · Computer Science 2026-02-12 Davide Evangelista , Pasquale Cascarano , Elena Loli Piccolomini