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相关论文: Compressed Domain Prior-Guided Video Super-Resolut…

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In bandwidth-limited online video streaming, videos are usually downsampled and compressed. Although recent online video super-resolution (online VSR) approaches achieve promising results, they are still compute-intensive and fall short of…

计算机视觉与模式识别 · 计算机科学 2026-03-10 Yuhang Wang , Hai Li , Shujuan Hou , Zhetao Dong , Xiaoyao Yang

Super-resolution (SR) is a key technique for improving the visual quality of video content by increasing its spatial resolution while reconstructing fine details. SR has been employed in many applications including video streaming, where…

图像与视频处理 · 电气工程与系统科学 2025-07-10 Yuxuan Jiang , Jakub Nawała , Chen Feng , Fan Zhang , Xiaoqing Zhu , Joel Sole , David Bull

In recent years, much research has been conducted on image super-resolution (SR). To the best of our knowledge, however, few SR methods were concerned with compressed images. The SR of compressed images is a challenging task due to the…

计算机视觉与模式识别 · 计算机科学 2017-09-20 Honggang Chen , Xiaohai He , Chao Ren , Linbo Qing , Qizhi Teng

Deep learning-based models have achieved remarkable performance in video super-resolution (VSR) in recent years, but most of these models are less applicable to online video applications. These methods solely consider the distortion quality…

计算机视觉与模式识别 · 计算机科学 2022-08-05 Jun Xiao , Xinyang Jiang , Ningxin Zheng , Huan Yang , Yifan Yang , Yuqing Yang , Dongsheng Li , Kin-Man Lam

While recent video deblurring methods have advanced significantly, they often overlook two valuable prior information: (1) motion vectors (MVs) and coding residuals (CRs) from video codecs, which provide efficient inter-frame alignment…

计算机视觉与模式识别 · 计算机科学 2025-04-17 Yike Liu , Jianhui Zhang , Haipeng Li , Shuaicheng Liu , Bing Zeng

In a decade, the adaptive quality control of video streaming and the super-resolution (SR) technique have been deeply explored. As edge devices improved to have exceptional processing capability than ever before, streaming users can enhance…

多媒体 · 计算机科学 2021-10-13 Minseok Choi , Won Joon Yun , Joongheon Kim

Compressed video super-resolution (SR) aims to generate high-resolution (HR) videos from the corresponding low-resolution (LR) compressed videos. Recently, some compressed video SR methods attempt to exploit the spatio-temporal information…

计算机视觉与模式识别 · 计算机科学 2026-04-23 Qiang Zhu , Fan Zhang , Feiyu Chen , Shuyuan Zhu , David Bull , Bing Zeng

This paper focuses on the task of quality enhancement for compressed videos. Although deep network-based video restorers achieve impressive progress, most of the existing methods lack a structured design to optimally leverage the priors…

计算机视觉与模式识别 · 计算机科学 2024-08-21 Hanchi Sun , Xiaohong Liu , Xinyang Jiang , Yifei Shen , Dongsheng Li , Xiongkuo Min , Guangtao Zhai

Scaling and lossy coding are widely used in video transmission and storage. Previous methods for enhancing the resolution of such videos often ignore the inherent interference between resolution loss and compression artifacts, which…

计算机视觉与模式识别 · 计算机科学 2021-03-29 Dewang Hou , Yang Zhao , Yuyao Ye , Jiayu Yang , Jian Zhang , Ronggang Wang

This paper introduces a deep learning-based super-resolution (SR) framework specifically developed for accurately reconstructing high-resolution velocity fields in two-way coupled particle-laden turbulent flows. Leveraging conditional…

Depth super-resolution (DSR) aims to restore high-resolution (HR) depth from low-resolution (LR) one, where RGB image is often used to promote this task. Recent image guided DSR approaches mainly focus on spatial domain to rebuild depth…

计算机视觉与模式识别 · 计算机科学 2024-02-29 Zhengxue Wang , Zhiqiang Yan , Jian Yang

Online Cloud gaming demands real-time, high-quality video transmission across variable wide-area networks (WANs). Neural-enhanced video transmission algorithms employing super-resolution (SR) for video quality enhancement have effectively…

网络与互联网体系结构 · 计算机科学 2025-01-14 Shan Jiang , Zhenhua Han , Haisheng Tan , Xinyang Jiang , Yifan Yang , Xiaoxi Zhang , Hongqiu Ni , Yuqing Yang , Xiang-Yang Li

The Geometry-based Point Cloud Compression (G-PCC) has been developed by the Moving Picture Experts Group to compress point clouds. In its lossy mode, the reconstructed point cloud by G-PCC often suffers from noticeable distortions due to…

图像与视频处理 · 电气工程与系统科学 2024-02-20 Dingquan Li , Kede Ma , Jing Wang , Ge Li

Scene text recognition has witnessed rapid development with the advance of convolutional neural networks. Nonetheless, most of the previous methods may not work well in recognizing text with low resolution which is often seen in natural…

计算机视觉与模式识别 · 计算机科学 2019-10-22 Wenjia Wang , Enze Xie , Peize Sun , Wenhai Wang , Lixun Tian , Chunhua Shen , Ping Luo

Convolutional Neural Network (CNN) is intensively implemented to solve super resolution (SR) tasks because of its superior performance. However, the problem of super resolution is still challenging due to the lack of prior knowledge and…

计算机视觉与模式识别 · 计算机科学 2020-03-10 Yuxin Zhang , Zuquan Zheng , Roland Hu

Latent diffusion models have emerged as a leading paradigm for efficient video generation. However, as user expectations shift toward higher-resolution outputs, relying solely on latent computation becomes inadequate. A promising approach…

计算机视觉与模式识别 · 计算机科学 2025-09-30 Liangbin Xie , Yu Li , Shian Du , Menghan Xia , Xintao Wang , Fanghua Yu , Ziyan Chen , Pengfei Wan , Jiantao Zhou , Chao Dong

Video compression is a critical component of Internet video delivery. Recent work has shown that deep learning techniques can rival or outperform human-designed algorithms, but these methods are significantly less compute and…

计算机视觉与模式识别 · 计算机科学 2021-04-07 Mehrdad Khani , Vibhaalakshmi Sivaraman , Mohammad Alizadeh

The generative priors of pre-trained latent diffusion models (DMs) have demonstrated great potential to enhance the visual quality of image super-resolution (SR) results. However, the noise sampling process in DMs introduces randomness in…

图像与视频处理 · 电气工程与系统科学 2024-09-26 Lingchen Sun , Rongyuan Wu , Jie Liang , Zhengqiang Zhang , Hongwei Yong , Lei Zhang

We propose a new Generative Adversarial Network for Compressed Video quality Enhancement (CVEGAN). The CVEGAN generator benefits from the use of a novel Mul2Res block (with multiple levels of residual learning branches), an enhanced…

图像与视频处理 · 电气工程与系统科学 2025-06-10 Di Ma , Fan Zhang , David R. Bull

Spatial resolution adaptation is a technique which has often been employed in video compression to enhance coding efficiency. This approach encodes a lower resolution version of the input video and reconstructs the original resolution…

图像与视频处理 · 电气工程与系统科学 2021-06-16 Di Ma , Mariana Afonso , Fan Zhang , David R. Bull
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