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Recently, flow-based frame interpolation methods have achieved great success by first modeling optical flow between target and input frames, and then building synthesis network for target frame generation. However, above cascaded…

计算机视觉与模式识别 · 计算机科学 2022-11-14 Lingtong Kong , Jinfeng Liu , Jie Yang

In this paper, we propose a new framework for compressive video sensing (CVS) that exploits the inherent spatial and temporal redundancies of a video sequence, effectively. The proposed method splits the video sequence into the key and…

多媒体 · 计算机科学 2015-09-01 Nasser Eslahi , Ali Aghagolzadeh , Seyed Mehdi Hosseini Andargoli

Video-based pretraining offers immense potential for learning strong visual representations on an unprecedented scale. Recently, masked video modeling methods have shown promising scalability, yet fall short in capturing higher-level…

计算机视觉与模式识别 · 计算机科学 2024-07-23 Mohammadreza Salehi , Michael Dorkenwald , Fida Mohammad Thoker , Efstratios Gavves , Cees G. M. Snoek , Yuki M. Asano

We propose Context-aware Video-text Alignment (CVA), a novel framework to address a significant challenge in video temporal grounding: achieving temporally sensitive video-text alignment that remains robust to irrelevant background context.…

机器学习 · 计算机科学 2026-03-27 Sungho Moon , Seunghun Lee , Jiwan Seo , Sunghoon Im

Video deblurring aims to enhance the quality of restored results in motion-blurred videos by effectively gathering information from adjacent video frames to compensate for the insufficient data in a single blurred frame. However, when faced…

计算机视觉与模式识别 · 计算机科学 2024-08-29 Taewoo Kim , Hoonhee Cho , Kuk-Jin Yoon

In recent years, resolution adaptation based on deep neural networks has enabled significant performance gains for conventional (2D) video codecs. This paper investigates the effectiveness of spatial resolution resampling in the context of…

图像与视频处理 · 电气工程与系统科学 2022-02-28 Angeliki Katsenou , Fan Zhang , David Bull

Deep network-based image and video Compressive Sensing(CS) has attracted increasing attentions in recent years. However, in the existing deep network-based CS methods, a simple stacked convolutional network is usually adopted, which not…

计算机视觉与模式识别 · 计算机科学 2023-04-18 Tong Zhang , Wenxue Cui , Chen Hui , Feng Jiang

Video Correlation Learning (VCL), which aims to analyze the relationships between videos, has been widely studied and applied in various general video tasks. However, applying VCL to instructional videos is still quite challenging due to…

计算机视觉与模式识别 · 计算机科学 2023-12-19 Tianyao He , Huabin Liu , Yuxi Li , Xiao Ma , Cheng Zhong , Yang Zhang , Weiyao Lin

No-reference (NR) perceptual video quality assessment (VQA) is a complex, unsolved, and important problem to social and streaming media applications. Efficient and accurate video quality predictors are needed to monitor and guide the…

计算机视觉与模式识别 · 计算机科学 2022-02-28 Zhenqiang Ying , Maniratnam Mandal , Deepti Ghadiyaram , Alan Bovik

Compression has been an important research topic for many decades, to produce a significant impact on data transmission and storage. Recent advances have shown a great potential of learning image and video compression. Inspired from related…

图像与视频处理 · 电气工程与系统科学 2019-07-01 Zhengxue Cheng , Heming Sun , Masaru Takeuchi , Jiro Katto

Most text-video retrieval methods utilize the text-image pre-trained models like CLIP as a backbone. These methods process each sampled frame independently by the image encoder, resulting in high computational overhead and limiting…

计算机视觉与模式识别 · 计算机科学 2025-03-13 Leqi Shen , Tianxiang Hao , Tao He , Sicheng Zhao , Yifeng Zhang , Pengzhang Liu , Yongjun Bao , Guiguang Ding

With the widespread use of installed cameras, video-based monitoring approaches have seized considerable attention for different purposes like assisted living. Temporal redundancy and the sheer size of raw videos are the two most common…

计算机视觉与模式识别 · 计算机科学 2022-09-30 Ali Abdari , Pouria Amirjan , Azadeh Mansouri

The task of language-guided video temporal grounding is to localize the particular video clip corresponding to a query sentence in an untrimmed video. Though progress has been made continuously in this field, some issues still need to be…

计算机视觉与模式识别 · 计算机科学 2020-09-24 Binjie Zhang , Yu Li , Chun Yuan , Dejing Xu , Pin Jiang , Ying Shan

In this paper, we propose the Graph Temporal Edge Aggregation (GTEA) framework for inductive learning on Temporal Interaction Graphs (TIGs). Different from previous works, GTEA models the temporal dynamics of interaction sequences in the…

Decentralized optimization algorithms have recently attracted increasing attention due to its wide applications in all areas of science and engineering. In these algorithms, a collection of agents collaborate to minimize the average of a…

最优化与控制 · 数学 2024-09-18 Shujing Feng , Xin Jiang

We present the task of Spatio-Temporal Video Question Answering, which requires intelligent systems to simultaneously retrieve relevant moments and detect referenced visual concepts (people and objects) to answer natural language questions…

计算机视觉与模式识别 · 计算机科学 2020-05-13 Jie Lei , Licheng Yu , Tamara L. Berg , Mohit Bansal

To exploit high temporal correlations in video frames of the same scene, the current frame is predicted from the already-encoded reference frames using block-based motion estimation and compensation techniques. While this approach can…

计算机视觉与模式识别 · 计算机科学 2022-08-16 S. M. A. K. Rajin , M. Murshed , M. Paul , S. W. Teng , J. Ma

Large pre-trained multimodal models have demonstrated significant success in a range of downstream tasks, including image captioning, image-text retrieval, visual question answering (VQA), etc. However, many of these methods rely on…

计算机视觉与模式识别 · 计算机科学 2023-08-08 Zikang Liu , Sihan Chen , Longteng Guo , Handong Li , Xingjian He , Jing Liu

We propose the Part-based Recurrent Multi-view Aggregation network(PREMA) to eliminate the detrimental effects of the practical view defects, such as insufficient view numbers, occlusions or background clutters, and also enhance the…

计算机视觉与模式识别 · 计算机科学 2021-11-10 Jiongchao Jin , Huanqiang Xu , Pengliang Ji , Zehao Tang , Zhang Xiong

Current deep video quality assessment (VQA) methods are usually with high computational costs when evaluating high-resolution videos. This cost hinders them from learning better video-quality-related representations via end-to-end training.…

计算机视觉与模式识别 · 计算机科学 2022-07-07 Haoning Wu , Chaofeng Chen , Jingwen Hou , Liang Liao , Annan Wang , Wenxiu Sun , Qiong Yan , Weisi Lin