English
Related papers

Related papers: Real-World Video for Zoom Enhancement based on Spa…

200 papers

The pursuit of higher compression efficiency continuously drives the advances of video coding technologies. Fundamentally, we wish to find better "predictions" or "priors" that are reconstructed previously to remove the signal dependency…

Image and Video Processing · Electrical Eng. & Systems 2019-02-22 Haojie Liu , Tong Chen , Ming Lu , Qiu Shen , Zhan Ma

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

In real scenarios, videos can span several minutes or even hours. However, existing research on spatio-temporal video grounding (STVG), given a textual query, mainly focuses on localizing targets in short videos of tens of seconds,…

Computer Vision and Pattern Recognition · Computer Science 2026-02-27 Xin Gu , Bing Fan , Jiali Yao , Zhipeng Zhang , Yan Huang , Cheng Han , Heng Fan , Libo Zhang

This paper addresses the problem of how to exploit spatio-temporal information available in videos to improve the object detection precision. We propose a two stage object detector called FANet based on short-term spatio-temporal feature…

Computer Vision and Pattern Recognition · Computer Science 2020-11-09 Daniel Cores , Víctor M. Brea , Manuel Mucientes

In text-video retrieval, recent works have benefited from the powerful learning capabilities of pre-trained text-image foundation models (e.g., CLIP) by adapting them to the video domain. A critical problem for them is how to effectively…

Computer Vision and Pattern Recognition · Computer Science 2023-08-16 Chaorui Deng , Qi Chen , Pengda Qin , Da Chen , Qi Wu

We propose Spatio-temporal Crop Aggregation for video representation LEarning (SCALE), a novel method that enjoys high scalability at both training and inference time. Our model builds long-range video features by learning from sets of…

Computer Vision and Pattern Recognition · Computer Science 2023-03-14 Sepehr Sameni , Simon Jenni , Paolo Favaro

Weakly supervised temporal action localization is a challenging task as only the video-level annotation is available during the training process. To address this problem, we propose a two-stage approach to fully exploit multi-resolution…

Computer Vision and Pattern Recognition · Computer Science 2025-06-24 Rui Su , Dong Xu , Luping Zhou , Wanli Ouyang

Our goal in this paper is the adaptation of image-text models for long video retrieval. Recent works have demonstrated state-of-the-art performance in video retrieval by adopting CLIP, effectively hitchhiking on the image-text…

Computer Vision and Pattern Recognition · Computer Science 2022-05-18 Max Bain , Arsha Nagrani , Gül Varol , Andrew Zisserman

Vision-language models like CLIP have shown impressive capabilities in aligning images and text, but they often struggle with lengthy and detailed text descriptions because of their training focus on short and concise captions. We present…

Computer Vision and Pattern Recognition · Computer Science 2025-03-26 Hyungyu Choi , Young Kyun Jang , Chanho Eom

We present CLIP2Video network to transfer the image-language pre-training model to video-text retrieval in an end-to-end manner. Leading approaches in the domain of video-and-language learning try to distill the spatio-temporal video…

Computer Vision and Pattern Recognition · Computer Science 2021-06-22 Han Fang , Pengfei Xiong , Luhui Xu , Yu Chen

While recent large-scale video-language pre-training made great progress in video question answering, the design of spatial modeling of video-language models is less fine-grained than that of image-language models; existing practices of…

Computer Vision and Pattern Recognition · Computer Science 2022-10-11 Hsin-Ying Lee , Hung-Ting Su , Bing-Chen Tsai , Tsung-Han Wu , Jia-Fong Yeh , Winston H. Hsu

Simultaneous Localization and Mapping (SLAM) plays an important role in many robotics fields, including social robots. Many of the available visual SLAM methods are based on the assumption of a static world and struggle in dynamic…

Robotics · Computer Science 2025-10-06 Mobin Habibpour , Alireza Nemati , Ali Meghdari , Alireza Taheri , Shima Nazari

Video Diffusion Models have been developed for video generation, usually integrating text and image conditioning to enhance control over the generated content. Despite the progress, ensuring consistency across frames remains a challenge,…

Computer Vision and Pattern Recognition · Computer Science 2024-11-12 Tian Xia , Xuweiyi Chen , Sihan Xu

Thermal cameras offer strong potential for robot perception under challenging illumination and weather conditions. However, thermal Simultaneous Localization and Mapping (SLAM) remains difficult due to unreliable feature extraction,…

Robotics · Computer Science 2026-02-25 Zeyu Jiang , Kuan Xu , Changhao Chen

Recently, multi-modal large language models have made significant progress. However, visual information lacking of guidance from the user's intention may lead to redundant computation and involve unnecessary visual noise, especially in…

Computer Vision and Pattern Recognition · Computer Science 2025-05-29 Zheng Cheng , Rendong Wang , Zhicheng Wang

Video deblurring is a challenging task due to the spatially variant blur caused by camera shake, object motions, and depth variations, etc. Existing methods usually estimate optical flow in the blurry video to align consecutive frames or…

Computer Vision and Pattern Recognition · Computer Science 2019-08-02 Shangchen Zhou , Jiawei Zhang , Jinshan Pan , Haozhe Xie , Wangmeng Zuo , Jimmy Ren

A major emerging challenge is how to protect people's privacy as cameras and computer vision are increasingly integrated into our daily lives, including in smart devices inside homes. A potential solution is to capture and record just the…

Computer Vision and Pattern Recognition · Computer Science 2018-01-15 Mingze Xu , Aidean Sharghi , Xin Chen , David J Crandall

Although dynamic scene reconstruction has long been a fundamental challenge in 3D vision, the recent emergence of 3D Gaussian Splatting (3DGS) offers a promising direction by enabling high-quality, real-time rendering through explicit…

Graphics · Computer Science 2025-05-29 Zehao Li , Hao Jiang , Yujun Cai , Jianing Chen , Baolong Bi , Shuqin Gao , Honglong Zhao , Yiwei Wang , Tianlu Mao , Zhaoqi Wang

Within the scope of this contribution we propose a novel efficient spatio-temporal prediction algorithm for video coding. The algorithm operates in two stages. First, motion compensation is performed on the block to be predicted in order to…

Image and Video Processing · Electrical Eng. & Systems 2022-07-21 Jürgen Seiler , Haricharan Lakshman , André Kaup

Monocular vision-based Simultaneous Localization and Mapping (SLAM) is used for various purposes due to its advantages in cost, simple setup, as well as availability in the environments where navigation with satellites is not effective.…

Robotics · Computer Science 2018-10-03 Young-Hee Lee , Chen Zhu , Gabriele Giorgi , Christoph Günther