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Related papers: Mimic The Raw Domain: Accelerating Action Recognit…

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In this work, we tackle the problem of unsupervised domain adaptation (UDA) for video action recognition. Our approach, which we call UNITE, uses an image teacher model to adapt a video student model to the target domain. UNITE first…

Computer Vision and Pattern Recognition · Computer Science 2025-03-06 Arun Reddy , William Paul , Corban Rivera , Ketul Shah , Celso M. de Melo , Rama Chellappa

Stories are a very compelling medium to convey ideas, experiences, social and cultural values. Narrative is a specific manifestation of the story that turns it into knowledge for the audience. In this paper, we propose a machine learning…

Computer Vision and Pattern Recognition · Computer Science 2020-11-24 Prashanth Vijayaraghavan , Deb Roy

Visual-only self-supervised learning has achieved significant improvement in video representation learning. Existing related methods encourage models to learn video representations by utilizing contrastive learning or designing specific…

Computer Vision and Pattern Recognition · Computer Science 2022-04-12 Jinyu Liu , Ying Cheng , Yuejie Zhang , Rui-Wei Zhao , Rui Feng

Video segmentation consists of a frame-by-frame selection process of meaningful areas related to foreground moving objects. Some applications include traffic monitoring, human tracking, action recognition, efficient video surveillance, and…

Computer Vision and Pattern Recognition · Computer Science 2022-12-22 Daniel F. S. Santos , Rafael G. Pires , Danilo Colombo , João P. Papa

Recently, attempts have been made to collect millions of videos to train CNN models for action recognition in videos. However, curating such large-scale video datasets requires immense human labor, and training CNNs on millions of videos…

Computer Vision and Pattern Recognition · Computer Science 2015-12-23 Shugao Ma , Sarah Adel Bargal , Jianming Zhang , Leonid Sigal , Stan Sclaroff

Fine-grained action recognition datasets exhibit environmental bias, where multiple video sequences are captured from a limited number of environments. Training a model in one environment and deploying in another results in a drop in…

Computer Vision and Pattern Recognition · Computer Science 2020-03-20 Jonathan Munro , Dima Damen

We propose a soft attention based model for the task of action recognition in videos. We use multi-layered Recurrent Neural Networks (RNNs) with Long Short-Term Memory (LSTM) units which are deep both spatially and temporally. Our model…

Machine Learning · Computer Science 2016-02-16 Shikhar Sharma , Ryan Kiros , Ruslan Salakhutdinov

The traditional methods of action recognition are not specific for the operator, thus results are easy to be disturbed when other actions are operated in videos. The network based on mixed convolutional resnet and RPN is proposed in this…

Computer Vision and Pattern Recognition · Computer Science 2020-01-08 Mingjie Li , Youqian Feng , Zhonghai Yin , Cheng Zhou , Fanghao Dong , Yuan Lin , Yuhao Dong

Computer-use agents can operate computers and automate laborious tasks, but despite recent rapid progress, they still lag behind human users, especially when tasks require domain-specific procedural knowledge about particular applications,…

Computer Vision and Pattern Recognition · Computer Science 2025-11-07 Yujian Liu , Ze Wang , Hao Chen , Ximeng Sun , Xiaodong Yu , Jialian Wu , Jiang Liu , Emad Barsoum , Zicheng Liu , Shiyu Chang

We introduce OmniSource, a novel framework for leveraging web data to train video recognition models. OmniSource overcomes the barriers between data formats, such as images, short videos, and long untrimmed videos for webly-supervised…

Computer Vision and Pattern Recognition · Computer Science 2020-08-26 Haodong Duan , Yue Zhao , Yuanjun Xiong , Wentao Liu , Dahua Lin

We address the problem of video representation learning without human-annotated labels. While previous efforts address the problem by designing novel self-supervised tasks using video data, the learned features are merely on a…

Computer Vision and Pattern Recognition · Computer Science 2019-04-09 Jiangliu Wang , Jianbo Jiao , Linchao Bao , Shengfeng He , Yunhui Liu , Wei Liu

Learning image representations with ConvNets by pre-training on ImageNet has proven useful across many visual understanding tasks including object detection, semantic segmentation, and image captioning. Although any image representation can…

Computer Vision and Pattern Recognition · Computer Science 2017-08-18 Du Tran , Jamie Ray , Zheng Shou , Shih-Fu Chang , Manohar Paluri

The objective of this paper is self-supervised learning from video, in particular for representations for action recognition. We make the following contributions: (i) We propose a new architecture and learning framework Memory-augmented…

Computer Vision and Pattern Recognition · Computer Science 2020-08-04 Tengda Han , Weidi Xie , Andrew Zisserman

The Video comprises approximately ~85\% of all internet traffic, but video encoding/compression is being historically done with hard coded rules, which has worked well but only to a certain limit. We have seen a surge in video compression…

Computer Vision and Pattern Recognition · Computer Science 2024-07-01 Hitesh Saai Mananchery Panneerselvam , Smit Anand

In recent years, the field of learned video compression has witnessed rapid advancement, exemplified by the latest neural video codecs DCVC-DC that has outperformed the upcoming next-generation codec ECM in terms of compression ratio.…

Image and Video Processing · Electrical Eng. & Systems 2024-07-24 Zidian Qiu , Zongyao He , Zhi Jin

Spatial and temporal stream model has gained great success in video action recognition. Most existing works pay more attention to designing effective features fusion methods, which train the two-stream model in a separate way. However, it's…

Computer Vision and Pattern Recognition · Computer Science 2019-08-28 Jingran Zhang , Fumin Shen , Xing Xu , Heng Tao Shen

This paper studies the joint learning of action recognition and temporal localization in long, untrimmed videos. We employ a multi-task learning framework that performs the three highly related steps of action proposal, action recognition,…

Computer Vision and Pattern Recognition · Computer Science 2017-04-05 Yi Zhu , Shawn Newsam

The deep two-stream architecture exhibited excellent performance on video based action recognition. The most computationally expensive step in this approach comes from the calculation of optical flow which prevents it to be real-time. This…

Computer Vision and Pattern Recognition · Computer Science 2016-04-27 Bowen Zhang , Limin Wang , Zhe Wang , Yu Qiao , Hanli Wang

Recent self-supervised video representation learning methods have found significant success by exploring essential properties of videos, e.g. speed, temporal order, etc. This work exploits an essential yet under-explored property of videos,…

Computer Vision and Pattern Recognition · Computer Science 2022-01-13 Hanwen Liang , Niamul Quader , Zhixiang Chi , Lizhe Chen , Peng Dai , Juwei Lu , Yang Wang

Humans learn quickly even in tasks that contain complex visual information. This is due in part to the efficient formation of compressed representations of visual information, allowing for better generalization and robustness. However,…

Artificial Intelligence · Computer Science 2025-05-16 Tailia Malloy , Miao Liu , Matthew D. Riemer , Tim Klinger , Gerald Tesauro , Chris R. Sims