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A single rolling-shutter (RS) image may be viewed as a row-wise combination of a sequence of global-shutter (GS) images captured by a (virtual) moving GS camera within the exposure duration. Although RS cameras are widely used, the RS…

Computer Vision and Pattern Recognition · Computer Science 2022-10-07 Bin Fan , Yuchao Dai , Hongdong Li

Event cameras are neuromorphic vision sensors that record a scene as sparse and asynchronous event streams. Most event-based methods project events into dense frames and process them using conventional vision models, resulting in high…

Computer Vision and Pattern Recognition · Computer Science 2024-09-04 Bochen Xie , Yongjian Deng , Zhanpeng Shao , Qingsong Xu , Youfu Li

Video Moment Retrieval (MR) and Highlight Detection (HD) aim to pinpoint specific moments and assess clip-wise relevance based on the text query. While DETR-based joint frameworks have made significant strides, there remains untapped…

Computer Vision and Pattern Recognition · Computer Science 2025-07-17 Hongxu Ma , Guanshuo Wang , Fufu Yu , Qiong Jia , Shouhong Ding

The 360{\deg}imaging has recently gained great attention; however, its angular resolution is relatively lower than that of a narrow field-of-view (FOV) perspective image as it is captured by using fisheye lenses with the same sensor size.…

Computer Vision and Pattern Recognition · Computer Science 2021-12-15 Youngho Yoon , Inchul Chung , Lin Wang , Kuk-Jin Yoon

Implicit neural representations (INRs) have emerged as a promising approach for video storage and processing, showing remarkable versatility across various video tasks. However, existing methods often fail to fully leverage their…

Image and Video Processing · Electrical Eng. & Systems 2024-03-19 Xinjie Zhang , Ren Yang , Dailan He , Xingtong Ge , Tongda Xu , Yan Wang , Hongwei Qin , Jun Zhang

The effective utilization of observational data is frequently hindered by insufficient resolution. To address this problem, we present a new spatio-temporal super-resolution (STSR) model, called InWaveSR. It is built on a deep learning…

Signal Processing · Electrical Eng. & Systems 2025-09-19 Xinjie Wang , Zhongrui Li , Peng Han , Chunxin Yuan , Jiexin Xu , Zhiqiang Wei , Jie Nie

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…

Image and Video Processing · Electrical Eng. & Systems 2025-07-10 Yuxuan Jiang , Jakub Nawała , Chen Feng , Fan Zhang , Xiaoqing Zhu , Joel Sole , David Bull

Video compression technology is essential for transmitting and storing videos. Many video compression methods reduce information in videos by removing high-frequency components and utilizing similarities between frames. Alternatively, the…

Computer Vision and Pattern Recognition · Computer Science 2024-07-09 Taiga Hayami , Hiroshi Watanabe

Multi-image super-resolution (MISR) can achieve higher image quality than single-image super-resolution (SISR) by aggregating sub-pixel information from multiple spatially shifted frames. Among MISR tasks, burst super-resolution (BurstSR)…

Computer Vision and Pattern Recognition · Computer Science 2025-05-27 Tengda Huang , Yu Zhang , Tianren Li , Yufu Qu , Fulin Liu , Zhenzhong Wei

To the best of our knowledge, the existing deep-learning-based Video Super-Resolution (VSR) methods exclusively make use of videos produced by the Image Signal Processor (ISP) of the camera system as inputs. Such methods are 1) inherently…

Image and Video Processing · Electrical Eng. & Systems 2021-02-24 Xiaohong Liu , Kangdi Shi , Zhe Wang , Jun Chen

Video-based human pose estimation remains challenged by motion blur, occlusion, and complex spatiotemporal dynamics. Existing methods often rely on heatmaps or implicit spatio-temporal feature aggregation, which limits joint topology…

Computer Vision and Pattern Recognition · Computer Science 2026-03-24 Quang Dang Huynh , Xuefei Yin , Andrew Busch , Hugo G. Espinosa , Alan Wee-Chung Liew , Matthew T. O. Worsey , Yanming Zhu

In this paper, we tackle the task of blurry video super-resolution (BVSR), aiming to generate high-resolution (HR) videos from low-resolution (LR) and blurry inputs. Current BVSR methods often fail to restore sharp details at high…

Computer Vision and Pattern Recognition · Computer Science 2025-04-21 Dachun Kai , Yueyi Zhang , Jin Wang , Zeyu Xiao , Zhiwei Xiong , Xiaoyan Sun

Real-world videos often extend over thousands of frames. Existing generative video super-resolution (VSR) approaches, however, face two persistent challenges when processing long sequences: (1) inefficiency due to the heavy cost of…

Computer Vision and Pattern Recognition · Computer Science 2026-05-25 Ziqing Zhang , Kai Liu , Zheng Chen , Xi Li , Yucong Chen , Bingnan Duan , Linghe Kong , Yulun Zhang

We present a perceptually-driven video compression framework integrating implicit neural representations (INRs) and pre-trained video diffusion models to address the extremely low bitrate regime (<0.05 bpp). Our approach exploits the…

Image and Video Processing · Electrical Eng. & Systems 2026-04-10 Eren Çetin , Lucas Relic , Yuanyi Xue , Markus Gross , Christopher Schroers , Roberto Azevedo

Existing hologram super-resolution (HSR) methods primarily focus on angle-of-view expansion. Adapting them for volumetric spatial up-sampling introduces severe quadratic depth distortion, degrading 3D focal accuracy. We propose CV-HoloSR, a…

Graphics · Computer Science 2026-04-14 Youchan No , Jaehong Lee , Daejun Choi , Dae Youl Park , Duksu 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…

Computer Vision and Pattern Recognition · Computer Science 2026-04-23 Qiang Zhu , Fan Zhang , Feiyu Chen , Shuyuan Zhu , David Bull , Bing Zeng

High dynamic range (HDR) novel view synthesis (NVS) aims to reconstruct HDR scenes from multi-exposure low dynamic range (LDR) images. Existing HDR pipelines heavily rely on known camera poses, well-initialized dense point clouds, and…

Computer Vision and Pattern Recognition · Computer Science 2026-03-19 Dingqiang Ye , Jiacong Xu , Jianglu Ping , Yuxiang Guo , Chao Fan , Vishal M. Patel

High dynamic range (HDR) imaging is a crucial task in computational photography, which captures details across diverse lighting conditions. Traditional HDR fusion methods face limitations in dynamic scenes with extreme exposure differences,…

Computer Vision and Pattern Recognition · Computer Science 2024-12-20 Shi Guo , Zixuan Chen , Ziran Zhang , Yutian Chen , Gangwei Xu , Tianfan Xue

Event cameras are bio-inspired vision sensors that output pixel-level brightness changes instead of standard intensity frames. They offer significant advantages over standard cameras, namely a very high dynamic range, no motion blur, and a…

Robotics · Computer Science 2019-01-21 Elias Mueggler , Guillermo Gallego , Henri Rebecq , Davide Scaramuzza

Video super-resolution (VSR) seeks to reconstruct high-resolution frames from low-resolution inputs. While diffusion-based methods have substantially improved perceptual quality, extending them to video remains challenging for two reasons:…

Computer Vision and Pattern Recognition · Computer Science 2026-03-30 Jintong Hu , Bin Chen , Zhenyu Hu , Jiayue Liu , Guo Wang , Lu Qi