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相关论文: A Closer Look at Blind Super-Resolution: Degradati…

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Blind image restoration (IR) is a common yet challenging problem in computer vision. Classical model-based methods and recent deep learning (DL)-based methods represent two different methodologies for this problem, each with their own…

图像与视频处理 · 电气工程与系统科学 2024-05-02 Zongsheng Yue , Hongwei Yong , Qian Zhao , Lei Zhang , Deyu Meng , Kwan-Yee K. Wong

Blind super-resolution can be cast as a low rank matrix recovery problem by exploiting the inherent simplicity of the signal and the low dimensional structure of point spread functions. In this paper, we develop a simple yet efficient…

信息论 · 计算机科学 2022-11-23 Sihan Mao , Jinchi Chen

In real-world single image super-resolution (SISR) task, the low-resolution image suffers more complicated degradations, not only downsampled by unknown kernels. However, existing SISR methods are generally studied with the synthetic…

图像与视频处理 · 电气工程与系统科学 2020-09-15 Guanghao Yin , Shouqian Sun , Chao Li , Xin Min

Super-resolution and denoising are ill-posed yet fundamental image restoration tasks. In blind settings, the degradation kernel or the noise level are unknown. This makes restoration even more challenging, notably for learning-based…

图像与视频处理 · 电气工程与系统科学 2020-07-24 Majed El Helou , Ruofan Zhou , Sabine Süsstrunk

A number of results have recently demonstrated the benefits of incorporating various constraints when training deep architectures in vision and machine learning. The advantages range from guarantees for statistical generalization to better…

机器学习 · 计算机科学 2019-05-27 Sathya N. Ravi , Tuan Dinh , Vishnu Lokhande , Vikas Singh

In the blind single image super-resolution (SISR) task, existing works have been successful in restoring image-level unknown degradations. However, when a single video frame becomes the input, these works usually fail to address…

图像与视频处理 · 电气工程与系统科学 2023-11-27 Boyang Wang , Bowen Liu , Shiyu Liu , Fengyu Yang

In spite of the success on benchmark datasets, most advanced face super-resolution models perform poorly in real scenarios since the remarkable domain gap between the real images and the synthesized training pairs. To tackle this problem,…

计算机视觉与模式识别 · 计算机科学 2021-12-21 Xianfang Zeng , Jiangning Zhang , Liang Liu , Guangzhong Tian , Yong Liu

Real-world Super-Resolution (Real-SR) methods focus on dealing with diverse real-world images and have attracted increasing attention in recent years. The key idea is to use a complex and high-order degradation model to mimic real-world…

计算机视觉与模式识别 · 计算机科学 2024-01-23 Wenlong Zhang , Xiaohui Li , Xiangyu Chen , Yu Qiao , Xiao-Ming Wu , Chao Dong

Unsupervised real world super resolution (USR) aims to restore high-resolution (HR) images given low-resolution (LR) inputs, and its difficulty stems from the absence of paired dataset. One of the most common approaches is synthesizing…

图像与视频处理 · 电气工程与系统科学 2022-08-23 Sangyun Lee , Sewoong Ahn , Kwangjin Yoon

Image Super-Resolution (SR) aims to recover a high-resolution image from its low-resolution counterpart, which has been affected by a specific degradation process. This is achieved by enhancing detail and visual quality. Recent advancements…

计算机视觉与模式识别 · 计算机科学 2025-01-15 Debasish Dutta , Deepjyoti Chetia , Neeharika Sonowal , Sanjib Kr Kalita

Most single image super-resolution (SR) methods are developed on synthetic low-resolution (LR) and high-resolution (HR) image pairs, which are simulated by a predetermined degradation operation, e.g., bicubic downsampling. However, these…

图像与视频处理 · 电气工程与系统科学 2021-10-22 Rui Ma , Johnathan Czernik , Xian Du

We present a class of reduced basis (RB) methods for the iterative solution of parametrized symmetric positive-definite (SPD) linear systems. The essential ingredients are a Galerkin projection of the underlying parametrized system onto a…

数值分析 · 数学 2018-04-18 Ngoc-Cuong Nguyen , Yanlai Chen

How to design proper training pairs is critical for super-resolving real-world low-quality (LQ) images, which suffers from the difficulties in either acquiring paired ground-truth high-quality (HQ) images or synthesizing photo-realistic…

计算机视觉与模式识别 · 计算机科学 2022-10-17 Xiaoming Li , Chaofeng Chen , Xianhui Lin , Wangmeng Zuo , Lei Zhang

Recent efforts have witnessed remarkable progress in Satellite Video Super-Resolution (SVSR). However, most SVSR methods usually assume the degradation is fixed and known, e.g., bicubic downsampling, which makes them vulnerable in…

计算机视觉与模式识别 · 计算机科学 2024-01-17 Yi Xiao , Qiangqiang Yuan , Qiang Zhang , Liangpei Zhang

Despite being highly over-parametrized, and having the ability to fully interpolate the training data, deep networks are known to generalize well to unseen data. It is now understood that part of the reason for this is that the training…

机器学习 · 计算机科学 2023-02-21 Danil Akhtiamov , Babak Hassibi

Low-resolution (LR) multi-view capture limits the fidelity of 3D Gaussian Splatting (3DGS). 3DGS super-resolution (SR) is therefore important, yet challenging because it must recover missing high-frequency details while enforcing cross-view…

计算机视觉与模式识别 · 计算机科学 2026-03-23 Xiang Feng , Yongbo He , Linxi Chen , Yan Yang , Chengkai Wang , Yifei Chen , Yixuan Zhong , Zhenzhong Kuang , Jiajun ding , Xufei Yin , Yanming Zhu

Infrastructure asset management systems require a flexible deterioration model that can handle various degradation patterns in a unified way. Owing to its appealing monotonic sample paths, independent increments and mathematical…

应用统计 · 统计学 2025-08-20 Wang Chen , Arnold X. -X. Yuan

The most advanced diffusion models have recently adopted increasingly deep stacked networks (e.g., U-Net or Transformer) to promote the generative emergence capabilities of vision generation models similar to large language models (LLMs).…

计算机视觉与模式识别 · 计算机科学 2024-07-23 Zhiyuan Ma , Liangliang Zhao , Biqing Qi , Bowen Zhou

A low-resolution digital surface model (DSM) features distinctive attributes impacted by noise, sensor limitations and data acquisition conditions, which failed to be replicated using simple interpolation methods like bicubic. This causes…

图像与视频处理 · 电气工程与系统科学 2024-04-08 Daniel Panangian , Ksenia Bittner

In this paper, we present a medical AttentIon Denoising Super Resolution Generative Adversarial Network (AID-SRGAN) for diographic image super-resolution. First, we present a medical practical degradation model that considers various…

图像与视频处理 · 电气工程与系统科学 2022-12-23 Yongsong Huang , Qingzhong Wang , Shinichiro Omachi