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Video super-resolution aims at generating a high-resolution video from its low-resolution counterpart. With the rapid rise of deep learning, many recently proposed video super-resolution methods use convolutional neural networks in…

计算机视觉与模式识别 · 计算机科学 2020-01-07 Xiaohong Liu , Lingshi Kong , Yang Zhou , Jiying Zhao , Jun Chen

Multi-scale (MS) approaches have been widely investigated for blind single image / video deblurring that sequentially recovers deblurred images in low spatial scale first and then in high spatial scale later with the output of lower scales.…

图像与视频处理 · 电气工程与系统科学 2019-11-19 Dongwon Park , Dong Un Kang , Jisoo Kim , Se Young Chun

Abrupt motion of camera or objects in a scene result in a blurry video, and therefore recovering high quality video requires two types of enhancements: visual enhancement and temporal upsampling. A broad range of research attempted to…

计算机视觉与模式识别 · 计算机科学 2021-03-11 Dawit Mureja Argaw , Junsik Kim , Francois Rameau , In So Kweon

Video super-resolution plays an important role in surveillance video analysis and ultra-high-definition video display, which has drawn much attention in both the research and industrial communities. Although many deep learning-based VSR…

图像与视频处理 · 电气工程与系统科学 2020-08-21 Takashi Isobe , Fang Zhu , Xu Jia , Shengjin Wang

Single-image super-resolution (SR) and multi-frame SR are two ways to super resolve low-resolution images. Single-Image SR generally handles each image independently, but ignores the temporal information implied in continuing frames.…

计算机视觉与模式识别 · 计算机科学 2021-10-20 Wenjia Niu , Kaihao Zhang , Wenhan Luo , Yiran Zhong

Diffusion-based super-resolution (SR) is a key component in video generation and video restoration, but is slow and expensive, limiting scalability to higher resolutions and longer videos. Our key insight is that many regions in video are…

计算机视觉与模式识别 · 计算机科学 2025-10-13 Rohan Choudhury , Shanchuan Lin , Jianyi Wang , Hao Chen , Qi Zhao , Feng Cheng , Lu Jiang , Kris Kitani , Laszlo A. Jeni

In this paper, we explore the space-time video super-resolution task, which aims to generate a high-resolution (HR) slow-motion video from a low frame rate (LFR), low-resolution (LR) video. A simple solution is to split it into two…

计算机视觉与模式识别 · 计算机科学 2020-02-27 Xiaoyu Xiang , Yapeng Tian , Yulun Zhang , Yun Fu , Jan P. Allebach , Chenliang Xu

Video restoration (e.g., video super-resolution) aims to restore high-quality frames from low-quality frames. Different from single image restoration, video restoration generally requires to utilize temporal information from multiple…

计算机视觉与模式识别 · 计算机科学 2022-06-16 Jingyun Liang , Jiezhang Cao , Yuchen Fan , Kai Zhang , Rakesh Ranjan , Yawei Li , Radu Timofte , Luc Van Gool

Continuous space-time video super-resolution (C-STVSR) aims to simultaneously enhance video resolution and frame rate at an arbitrary scale. Recently, implicit neural representation (INR) has been applied to video restoration, representing…

计算机视觉与模式识别 · 计算机科学 2025-10-02 Yunfan Lu , Yusheng Wang , Zipeng Wang , Pengteng Li , Bin Yang , Hui Xiong

Video super-resolution (VSR) aims to reconstruct a high-resolution (HR) video from a low-resolution (LR) counterpart. Achieving successful VSR requires producing realistic HR details and ensuring both spatial and temporal consistency. To…

图像与视频处理 · 电气工程与系统科学 2026-01-27 Janghyeok Han , Gyujin Sim , Geonung Kim , Hyun-seung Lee , Kyuha Choi , Youngseok Han , Sunghyun Cho

Spatial-Temporal Video Super-Resolution (ST-VSR) aims to generate super-resolved videos with higher resolution(HR) and higher frame rate (HFR). Quite intuitively, pioneering two-stage based methods complete ST-VSR by directly combining two…

计算机视觉与模式识别 · 计算机科学 2022-05-12 Mengshun Hu , Kui Jiang , Liang Liao , Jing Xiao , Junjun Jiang , Zheng Wang

Video Super-Resolution (VSR) aims to restore high-resolution (HR) videos from low-resolution (LR) videos. Existing VSR techniques usually recover HR frames by extracting pertinent textures from nearby frames with known degradation…

图像与视频处理 · 电气工程与系统科学 2023-01-02 Zhongwei Qiu , Huan Yang , Jianlong Fu , Daochang Liu , Chang Xu , Dongmei Fu

In this paper, we address the problem of enhancing perceptual quality in video super-resolution (VSR) using Diffusion Models (DMs) while ensuring temporal consistency among frames. We present StableVSR, a VSR method based on DMs that can…

计算机视觉与模式识别 · 计算机科学 2024-07-18 Claudio Rota , Marco Buzzelli , Joost van de Weijer

Spatially dense self-supervised learning is a rapidly growing problem domain with promising applications for unsupervised segmentation and pretraining for dense downstream tasks. Despite the abundance of temporal data in the form of videos,…

计算机视觉与模式识别 · 计算机科学 2023-08-24 Mohammadreza Salehi , Efstratios Gavves , Cees G. M. Snoek , Yuki M. Asano

Diffusion models have shown great potential in generating realistic image detail. However, adapting these models to video super-resolution (VSR) remains challenging due to their inherent stochasticity and lack of temporal modeling. Previous…

计算机视觉与模式识别 · 计算机科学 2025-08-05 Yong Liu , Jinshan Pan , Yinchuan Li , Qingji Dong , Chao Zhu , Yu Guo , Fei Wang

We propose an efficient diffusion-based text-to-video super-resolution (SR) tuning approach that leverages the readily learned capacity of pixel level image diffusion model to capture spatial information for video generation. To accomplish…

计算机视觉与模式识别 · 计算机科学 2024-01-22 Xin Yuan , Jinoo Baek , Keyang Xu , Omer Tov , Hongliang Fei

Video colorization is a challenging and highly ill-posed problem. Although recent years have witnessed remarkable progress in single image colorization, there is relatively less research effort on video colorization and existing methods…

计算机视觉与模式识别 · 计算机科学 2021-10-12 Yihao Liu , Hengyuan Zhao , Kelvin C. K. Chan , Xintao Wang , Chen Change Loy , Yu Qiao , Chao Dong

Video super-resolution (VSR) can achieve better performance compared to single image super-resolution by additionally leveraging temporal information. In particular, the recurrent-based VSR model exploits long-range temporal information…

计算机视觉与模式识别 · 计算机科学 2025-05-06 Xingyu Zhou , Wei Long , Jingbo Lu , Shiyin Jiang , Weiyi You , Haifeng Wu , Shuhang Gu

We present a new data-driven video inpainting method for recovering missing regions of video frames. A novel deep learning architecture is proposed which contains two sub-networks: a temporal structure inference network and a spatial detail…

计算机视觉与模式识别 · 计算机科学 2018-12-04 Chuan Wang , Haibin Huang , Xiaoguang Han , Jue Wang

Compressed video super-resolution (VSR) aims to restore high-resolution frames from compressed low-resolution counterparts. Most recent VSR approaches often enhance an input frame by borrowing relevant textures from neighboring video…

计算机视觉与模式识别 · 计算机科学 2022-08-08 Zhongwei Qiu , Huan Yang , Jianlong Fu , Dongmei Fu