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相关论文: On-Demand Learning for Deep Image Restoration

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Applying standard algorithms to sparse data problems in photoacoustic tomography (PAT) yields low-quality images containing severe under-sampling artifacts. To some extent, these artifacts can be reduced by iterative image reconstruction…

数值分析 · 数学 2024-12-20 Stephan Antholzer , Johannes Schwab , Robert Nuster , Markus Haltmeier

Image blur and image noise are common distortions during image acquisition. In this paper, we systematically study the effect of image distortions on the deep neural network (DNN) image classifiers. First, we examine the DNN classifier…

计算机视觉与模式识别 · 计算机科学 2017-01-10 Yiren Zhou , Sibo Song , Ngai-Man Cheung

Image restoration involves recovering a high-quality clean image from its degraded version. Deep learning-based methods have significantly improved image restoration performance, however, they have limited generalization ability to…

计算机视觉与模式识别 · 计算机科学 2023-06-23 Vaishnav Potlapalli , Syed Waqas Zamir , Salman Khan , Fahad Shahbaz Khan

Recent works have shown that learned models can achieve significant performance gains, especially in terms of perceptual quality measures, over traditional methods. Hence, the state of the art in image restoration and compression is getting…

图像与视频处理 · 电气工程与系统科学 2021-05-03 A. Murat Tekalp , Michele Covell , Radu Timofte , Chao Dong

Training deep neural networks has become a common approach for addressing image restoration problems. An alternative for training a "task-specific" network for each observation model is to use pretrained deep denoisers for imposing only the…

图像与视频处理 · 电气工程与系统科学 2024-04-16 Tomer Garber , Tom Tirer

Convolutional Neural Networks (CNNs) are highly effective for image reconstruction problems. Typically, CNNs are trained on large amounts of training images. Recently, however, un-trained CNNs such as the Deep Image Prior and Deep Decoder…

图像与视频处理 · 电气工程与系统科学 2021-04-29 Mohammad Zalbagi Darestani , Reinhard Heckel

3D reconstruction is a longstanding ill-posed problem, which has been explored for decades by the computer vision, computer graphics, and machine learning communities. Since 2015, image-based 3D reconstruction using convolutional neural…

计算机视觉与模式识别 · 计算机科学 2019-11-28 Xian-Feng Han , Hamid Laga , Mohammed Bennamoun

There have been numerous image restoration methods based on deep convolutional neural networks (CNNs). However, most of the literature on this topic focused on the network architecture and loss functions, while less detailed on the training…

图像与视频处理 · 电气工程与系统科学 2022-07-05 Jae Woong Soh , Nam Ik Cho

While variational methods have been among the most powerful tools for solving linear inverse problems in imaging, deep (convolutional) neural networks have recently taken the lead in many challenging benchmarks. A remaining drawback of deep…

计算机视觉与模式识别 · 计算机科学 2019-08-20 Tim Meinhardt , Michael Moeller , Caner Hazirbas , Daniel Cremers

Learning-based color enhancement approaches typically learn to map from input images to retouched images. Most of existing methods require expensive pairs of input-retouched images or produce results in a non-interpretable way. In this…

计算机视觉与模式识别 · 计算机科学 2018-04-17 Jongchan Park , Joon-Young Lee , Donggeun Yoo , In So Kweon

We apply basic statistical reasoning to signal reconstruction by machine learning -- learning to map corrupted observations to clean signals -- with a simple and powerful conclusion: it is possible to learn to restore images by only looking…

计算机视觉与模式识别 · 计算机科学 2018-10-30 Jaakko Lehtinen , Jacob Munkberg , Jon Hasselgren , Samuli Laine , Tero Karras , Miika Aittala , Timo Aila

Motion blur is a fundamental problem in computer vision as it impacts image quality and hinders inference. Traditional deblurring algorithms leverage the physics of the image formation model and use hand-crafted priors: they usually produce…

计算机视觉与模式识别 · 计算机科学 2018-01-17 Huaijin Chen , Jinwei Gu , Orazio Gallo , Ming-Yu Liu , Ashok Veeraraghavan , Jan Kautz

In this work, we address the limitations of denoising diffusion models (DDMs) in image restoration tasks, particularly the shape and color distortions that can compromise image quality. While DDMs have demonstrated a promising performance…

计算机视觉与模式识别 · 计算机科学 2024-12-18 Xinlong Cheng , Tiantian Cao , Guoan Cheng , Bangxuan Huang , Xinghan Tian , Ye Wang , Xiaoyu He , Weixin Li , Tianfan Xue , Xuan Dong

Image restoration has been an extensively researched topic in numerous fields. With the advent of deep learning, a lot of the current algorithms were replaced by algorithms that are more flexible and robust. Deep networks have demonstrated…

计算机视觉与模式识别 · 计算机科学 2019-04-30 Rohit Jena

We present a new latent model of natural images that can be learned on large-scale datasets. The learning process provides a latent embedding for every image in the training dataset, as well as a deep convolutional network that maps the…

计算机视觉与模式识别 · 计算机科学 2018-11-06 ShahRukh Athar , Evgeny Burnaev , Victor Lempitsky

We propose a very fast and effective one-step restoring method for blurry face images. In the last decades, many blind deblurring algorithms have been proposed to restore latent sharp images. However, these algorithms run slowly because of…

计算机视觉与模式识别 · 计算机科学 2017-11-28 Lingxiao Wang , Yali Li , Shengjin Wang

Image and video inpainting is a classic problem in computer vision and computer graphics, aiming to fill in the plausible and realistic content in the missing areas of images and videos. With the advance of deep learning, this problem has…

计算机视觉与模式识别 · 计算机科学 2024-01-09 Weize Quan , Jiaxi Chen , Yanli Liu , Dong-Ming Yan , Peter Wonka

In this article, we address the challenges of image super-resolution and noise reduction, which are crucial for enhancing the quality of images derived from low-resolution or noisy data. We compared and assessed several approaches for…

无序系统与神经网络 · 物理学 2024-06-17 Ngoc-Giau Pham , Thanh-Hai Tong Le , Van-Hieu Duong , Hong-Ngoc Tran , Phuoc-Hung Vo

Most existing non-blind restoration methods are based on the assumption that a precise degradation model is known. As the degradation process can only be partially known or inaccurately modeled, images may not be well restored. Rain streak…

计算机视觉与模式识别 · 计算机科学 2019-07-11 Dongwei Ren , Wangmeng Zuo , David Zhang , Lei Zhang , Ming-Hsuan Yang

The vast majority of standard image and video content available online is represented in display-encoded color spaces, in which pixel values are conveniently scaled to a limited range (0-1) and the color distribution is approximately…

图像与视频处理 · 电气工程与系统科学 2025-04-22 Andrew Yanzhe Ke , Lei Luo , Xiaoyu Xiang , Yuchen Fan , Rakesh Ranjan , Alexandre Chapiro , Rafał K. Mantiuk