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Multi-channel video-language retrieval require models to understand information from different channels (e.g. video$+$question, video$+$speech) to correctly link a video with a textual response or query. Fortunately, contrastive multimodal…

计算机视觉与模式识别 · 计算机科学 2023-04-12 Xudong Lin , Simran Tiwari , Shiyuan Huang , Manling Li , Mike Zheng Shou , Heng Ji , Shih-Fu Chang

Recently, three dimensional (3D) convolutional neural networks (CNNs) have emerged as dominant methods to capture spatiotemporal representations in videos, by adding to pre-existing 2D CNNs a third, temporal dimension. Such 3D CNNs,…

计算机视觉与模式识别 · 计算机科学 2019-09-04 Gurkirt Singh , Fabio Cuzzolin

Recent advancements in deep learning have shown impressive results in image and video denoising, leveraging extensive pairs of noisy and noise-free data for supervision. However, the challenge of acquiring paired videos for dynamic scenes…

计算机视觉与模式识别 · 计算机科学 2024-09-18 Zixuan Fu , Lanqing Guo , Chong Wang , Yufei Wang , Zhihao Li , Bihan Wen

Unsupervised video domain adaptation is a practical yet challenging task. In this work, for the first time, we tackle it from a disentanglement view. Our key idea is to handle the spatial and temporal domain divergence separately through…

计算机视觉与模式识别 · 计算机科学 2023-10-25 Pengfei Wei , Lingdong Kong , Xinghua Qu , Yi Ren , Zhiqiang Xu , Jing Jiang , Xiang Yin

In the intelligent diagnosis of bimodal (gray-scale and contrast-enhanced) ultrasound videos, medical domain knowledge such as the way sonographers browse videos, the particular areas they emphasize, and the features they pay special…

计算机视觉与模式识别 · 计算机科学 2024-09-04 Chengqian Zhao , Zhao Yao , Zhaoyu Hu , Yuanxin Xie , Yafang Zhang , Yuanyuan Wang , Shuo Li , Jianhua Zhou , Jianqiao Zhou , Yin Wang , Jinhua Yu

Video anomaly detection aims to discover abnormal events in videos, and the principal objects are target objects such as people and vehicles. Each target in the video data has rich spatio-temporal context information. Most existing methods…

计算机视觉与模式识别 · 计算机科学 2022-11-23 Chao Hu , Weibin Qiu , Weijie Wu , Liqiang Zhu

Recent studies have demonstrated the power of recurrent neural networks for machine translation, image captioning and speech recognition. For the task of capturing temporal structure in video, however, there still remain numerous open…

计算机视觉与模式识别 · 计算机科学 2016-02-11 Lionel Pigou , Aäron van den Oord , Sander Dieleman , Mieke Van Herreweghe , Joni Dambre

Vision Transformer models have shown impressive effectiveness in the surgical video understanding tasks through long-range dependency modeling. However, current methods suffer from prohibitive computational costs due to processing massive…

计算机视觉与模式识别 · 计算机科学 2025-09-30 Xixi Jiang , Chen Yang , Dong Zhang , Pingcheng Dong , Xin Yang , Kwang-Ting Cheng

Almost all digital videos are coded into compact representations before being transmitted. Such compact representations need to be decoded back to pixels before being displayed to humans and - as usual - before being enhanced/analyzed by…

图像与视频处理 · 电气工程与系统科学 2023-11-03 Xihua Sheng , Li Li , Dong Liu , Houqiang Li

Vision Transformers have substantially advanced the capabilities of segmentation models across both image and video domains. Among them, the Swin Transformer stands out for its ability to capture hierarchical, multi-scale representations,…

计算机视觉与模式识别 · 计算机科学 2025-08-11 Ka-Wai Yung , Felix J. S. Bragman , Jialang Xu , Imanol Luengo , Danail Stoyanov , Evangelos B. Mazomenos

As deep convolutional neural networks (DNNs) are widely used in various fields of computer vision, leveraging the overfitting ability of the DNN to achieve video resolution upscaling has become a new trend in the modern video delivery…

计算机视觉与模式识别 · 计算机科学 2023-06-21 Gen Li , Jie Ji , Minghai Qin , Wei Niu , Bin Ren , Fatemeh Afghah , Linke Guo , Xiaolong Ma

Early interlaced videos usually contain multiple and interlacing and complex compression artifacts, which significantly reduce the visual quality. Although the high-definition reconstruction technology for early videos has made great…

图像与视频处理 · 电气工程与系统科学 2022-10-19 Yang Zhao , Yanbo Ma , Yuan Chen , Wei Jia , Ronggang Wang , Xiaoping Liu

Video Temporal Grounding (VTG) aims to localize the video segment that corresponds to a natural language query, which requires a comprehensive understanding of complex temporal dynamics. Existing Vision-LMMs typically perceive temporal…

计算机视觉与模式识别 · 计算机科学 2026-03-10 Chaohong Guo , Yihan He , Yongwei Nie , Fei Ma , Xuemiao Xu , Chengjiang Long

Given an untrimmed video, temporal sentence grounding (TSG) aims to locate a target moment semantically according to a sentence query. Although previous respectable works have made decent success, they only focus on high-level visual…

计算机视觉与模式识别 · 计算机科学 2026-05-26 Xiang Fang , Daizong Liu , Pan Zhou , Guoshun Nan

Current deep learning based video classification architectures are typically trained end-to-end on large volumes of data and require extensive computational resources. This paper aims to exploit audio-visual information in video…

计算机视觉与模式识别 · 计算机科学 2020-12-21 Feiyan Hu , Eva Mohedano , Noel O'Connor , Kevin McGuinness

Audio and vision are two main modalities in video data. Multimodal learning, especially for audiovisual learning, has drawn considerable attention recently, which can boost the performance of various computer vision tasks. However, in video…

计算机视觉与模式识别 · 计算机科学 2021-05-18 Bin Zhao , Maoguo Gong , Xuelong Li

Action recognition has been a widely studied topic with a heavy focus on supervised learning involving sufficient labeled videos. However, the problem of cross-domain action recognition, where training and testing videos are drawn from…

计算机视觉与模式识别 · 计算机科学 2019-12-24 Boxiao Pan , Zhangjie Cao , Ehsan Adeli , Juan Carlos Niebles

A system capturing the association between video frames and textual queries offer great potential for better video analysis. However, training such a system in a fully supervised way inevitably demands a meticulously curated video dataset…

计算机视觉与模式识别 · 计算机科学 2020-06-30 Zhiyuan Fang , Shu Kong , Zhe Wang , Charless Fowlkes , Yezhou Yang

Video coding has traditionally been developed to support services such as video streaming, videoconferencing, digital TV, and so on. The main intent was to enable human viewing of the encoded content. However, with the advances in deep…

图像与视频处理 · 电气工程与系统科学 2024-11-19 Hadi Hadizadeh , Ivan V. Bajić

Inspired by the impressive performance of recent face image editing methods, several studies have been naturally proposed to extend these methods to the face video editing task. One of the main challenges here is temporal consistency among…

计算机视觉与模式识别 · 计算机科学 2023-03-28 Gyeongman Kim , Hajin Shim , Hyunsu Kim , Yunjey Choi , Junho Kim , Eunho Yang
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