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Related papers: TinyVIRAT: Low-resolution Video Action Recognition

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We address the weakly supervised video highlight detection problem for learning to detect segments that are more attractive in training videos given their video event label but without expensive supervision of manually annotating highlight…

Computer Vision and Pattern Recognition · Computer Science 2020-08-14 Fa-Ting Hong , Xuanteng Huang , Wei-Hong Li , Wei-Shi Zheng

Low-resolution face recognition (LRFR) has received increasing attention over the past few years. Its applications lie widely in the real-world environment when high-resolution or high-quality images are hard to capture. One of the biggest…

Computer Vision and Pattern Recognition · Computer Science 2019-04-01 Pei Li , Loreto Prieto , Domingo Mery , Patrick Flynn

In the dynamic and evolving field of computer vision, action recognition has become a key focus, especially with the advent of sophisticated methodologies like Convolutional Neural Networks (CNNs), Convolutional 3D, Transformer, and…

Computer Vision and Pattern Recognition · Computer Science 2024-11-05 Qi Li , Tzu-Chen Chiu , Hsiang-Wei Huang , Min-Te Sun , Wei-Shinn Ku

This paper presents a pure transformer-based approach, dubbed the Multi-Modal Video Transformer (MM-ViT), for video action recognition. Different from other schemes which solely utilize the decoded RGB frames, MM-ViT operates exclusively in…

Computer Vision and Pattern Recognition · Computer Science 2021-11-16 Jiawei Chen , Chiu Man Ho

Object recognition has made great advances in the last decade, but predominately still relies on many high-quality training examples per object category. In contrast, learning new objects from only a few examples could enable many impactful…

Computer Vision and Pattern Recognition · Computer Science 2021-10-11 Daniela Massiceti , Luisa Zintgraf , John Bronskill , Lida Theodorou , Matthew Tobias Harris , Edward Cutrell , Cecily Morrison , Katja Hofmann , Simone Stumpf

Law enforcement and city safety are significantly impacted by detecting violent incidents in surveillance systems. Although modern (smart) cameras are widely available and affordable, such technological solutions are impotent in most…

Computer Vision and Pattern Recognition · Computer Science 2022-11-11 Sanskar Singh , Shivaibhav Dewangan , Ghanta Sai Krishna , Vandit Tyagi , Sainath Reddy , Prathistith Raj Medi

Human action recognition still exists many challenging problems such as different viewpoints, occlusion, lighting conditions, human body size and the speed of action execution, although it has been widely used in different areas. To tackle…

Computer Vision and Pattern Recognition · Computer Science 2024-06-10 Lei Wang

Fine-grained action recognition is attracting increasing attention due to the emerging demand of specific action understanding in real-world applications, whereas the data of rare fine-grained categories is very limited. Therefore, we…

Computer Vision and Pattern Recognition · Computer Science 2021-08-17 Jiahao Wang , Yunhong Wang , Sheng Liu , Annan Li

This paper presents an investigation into long-tail video recognition. We demonstrate that, unlike naturally-collected video datasets and existing long-tail image benchmarks, current video benchmarks fall short on multiple long-tailed…

Computer Vision and Pattern Recognition · Computer Science 2023-04-04 Toby Perrett , Saptarshi Sinha , Tilo Burghardt , Majid Mirmehdi , Dima Damen

Video anomaly detection (VAD) has been paid increasing attention due to its potential applications, its current dominant tasks focus on online detecting anomalies% at the frame level, which can be roughly interpreted as the binary or…

Computer Vision and Pattern Recognition · Computer Science 2024-02-29 Peng Wu , Jing Liu , Xiangteng He , Yuxin Peng , Peng Wang , Yanning Zhang

Enabling robots to learn novel visuomotor skills in a data-efficient manner remains an unsolved problem with myriad challenges. A popular paradigm for tackling this problem is through leveraging large unlabeled datasets that have many…

Robotics · Computer Science 2023-05-16 Maximilian Du , Suraj Nair , Dorsa Sadigh , Chelsea Finn

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

Body-worn cameras are now commonly used for logging daily life, sports, and law enforcement activities, creating a large volume of archived footage. This paper studies the problem of classifying frames of footage according to the activity…

Image and Video Processing · Electrical Eng. & Systems 2019-04-22 Honglin Chen , Hao Li , Alexander Song , Matt Haberland , Osman Akar , Adam Dhillon , Tiankuang Zhou , Andrea L. Bertozzi , P. Jeffrey Brantingham

The scarcity of high quality actions video data is a bottleneck in the research and application of action recognition. Although significant effort has been made in this area, there still exist gaps in the range of available data types a…

Computer Vision and Pattern Recognition · Computer Science 2023-10-03 Shuo Wang , Amiya Ranjan , Lawrence Jiang

This paper addresses the problem of detecting relevant motion caused by objects of interest (e.g., person and vehicles) in large scale home surveillance videos. The traditional method usually consists of two separate steps, i.e., detecting…

Computer Vision and Pattern Recognition · Computer Science 2018-01-09 Ruichi Yu , Hongcheng Wang , Larry S. Davis

State-of-the-art temporal action detectors inefficiently search the entire video for specific actions. Despite the encouraging progress these methods achieve, it is crucial to design automated approaches that only explore parts of the video…

Computer Vision and Pattern Recognition · Computer Science 2018-07-30 Humam Alwassel , Fabian Caba Heilbron , Bernard Ghanem

Visual object detection has achieved unprecedented ad-vance with the rise of deep convolutional neural networks.However, detecting tiny objects (for example tiny per-sons less than 20 pixels) in large-scale images remainsnot well…

Computer Vision and Pattern Recognition · Computer Science 2019-12-24 Xuehui Yu , Yuqi Gong , Nan Jiang , Qixiang Ye , Zhenjun Han

This paper proposes a novel multi-modal transformer network for detecting actions in untrimmed videos. To enrich the action features, our transformer network utilizes a new multi-modal attention mechanism that computes the correlations…

Computer Vision and Pattern Recognition · Computer Science 2023-06-01 Matthew Korban , Scott T. Acton , Peter Youngs

In this work, we focus on label efficient learning for video action detection. We develop a novel semi-supervised active learning approach which utilizes both labeled as well as unlabeled data along with informative sample selection for…

Computer Vision and Pattern Recognition · Computer Science 2024-04-04 Ayush Singh , Aayush J Rana , Akash Kumar , Shruti Vyas , Yogesh Singh Rawat

Surveillance footage can catch a wide range of realistic anomalies. This research suggests using a weakly supervised strategy to avoid annotating anomalous segments in training videos, which is time consuming. In this approach only video…

Computer Vision and Pattern Recognition · Computer Science 2022-06-07 Kapil Deshpande , Narinder Singh Punn , Sanjay Kumar Sonbhadra , Sonali Agarwal