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Related papers: TinyVIRAT: Low-resolution Video Action Recognition

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In this paper, we propose a methodology for early recognition of human activities from videos taken with a first-person viewpoint. Early recognition, which is also known as activity prediction, is an ability to infer an ongoing activity at…

Computer Vision and Pattern Recognition · Computer Science 2015-07-07 M. S. Ryoo , Thomas J. Fuchs , Lu Xia , J. K. Aggarwal , Larry Matthies

Recognising human activities from streaming videos poses unique challenges to learning algorithms: predictive models need to be scalable, incrementally trainable, and must remain bounded in size even when the data stream is arbitrarily…

Machine Learning · Statistics 2016-10-06 Rocco De Rosa , Ilaria Gori , Fabio Cuzzolin , Barbara Caputo , Nicolò Cesa-Bianchi

We present a new action recognition deep neural network which adaptively learns the best action velocities in addition to the classification. While deep neural networks have reached maturity for image understanding tasks, we are still…

Computer Vision and Pattern Recognition · Computer Science 2016-03-23 Otkrist Gupta , Dan Raviv , Ramesh Raskar

The task of action recognition or action detection involves analyzing videos and determining what action or motion is being performed. The primary subject of these videos are predominantly humans performing some action. However, this…

Computer Vision and Pattern Recognition · Computer Science 2019-01-29 Amlaan Bhoi

The application of deep learning to nursing procedure activity understanding has the potential to greatly enhance the quality and safety of nurse-patient interactions. By utilizing the technique, we can facilitate training and education,…

Computer Vision and Pattern Recognition · Computer Science 2023-10-23 Ming Hu , Lin Wang , Siyuan Yan , Don Ma , Qingli Ren , Peng Xia , Wei Feng , Peibo Duan , Lie Ju , Zongyuan Ge

Efficient video action recognition remains a challenging problem. One large model after another takes the place of the state-of-the-art on the Kinetics dataset, but real-world efficiency evaluations are often lacking. In this work, we fill…

Computer Vision and Pattern Recognition · Computer Science 2021-11-19 Raivo Koot , Haiping Lu

Action segmentation is the task of temporally segmenting every frame of an untrimmed video. Weakly supervised approaches to action segmentation, especially from transcripts have been of considerable interest to the computer vision…

Computer Vision and Pattern Recognition · Computer Science 2021-10-22 Yaser Souri , Alexander Richard , Luca Minciullo , Juergen Gall

Most recent work on vision-based human activity recognition (HAR) focuses on designing complex deep learning models for the task. In so doing, there is a requirement for large datasets to be collected. As acquiring and processing large…

Computer Vision and Pattern Recognition · Computer Science 2020-04-30 Bruce X. B. Yu , Yan Liu , Keith C. C. Chan

Video understanding is a challenging problem with great impact on the abilities of autonomous agents working in the real-world. Yet, solutions so far have been computationally intensive, with the fastest algorithms running for more than…

Computer Vision and Pattern Recognition · Computer Science 2021-07-01 AJ Piergiovanni , Anelia Angelova , Michael S. Ryoo

Action detection is an essential and challenging task, especially for densely labelled datasets of untrimmed videos. The temporal relation is complex in those datasets, including challenges like composite action, and co-occurring action.…

Computer Vision and Pattern Recognition · Computer Science 2022-03-30 Rui Dai , Srijan Das , Kumara Kahatapitiya , Michael S. Ryoo , Francois Bremond

Recently, few-shot video classification has received an increasing interest. Current approaches mostly focus on effectively exploiting the temporal dimension in videos to improve learning under low data regimes. However, most works have…

Computer Vision and Pattern Recognition · Computer Science 2021-12-16 Andrés Villa , Juan-Manuel Perez-Rua , Victor Escorcia , Vladimir Araujo , Juan Carlos Niebles , Alvaro Soto

Human action recognition and analysis have great demand and important application significance in video surveillance, video retrieval, and human-computer interaction. The task of human action quality evaluation requires the intelligent…

Computer Vision and Pattern Recognition · Computer Science 2022-04-21 Shunli Wang , Dingkang Yang , Peng Zhai , Qing Yu , Tao Suo , Zhan Sun , Ka Li , Lihua Zhang

Understanding human actions in visual data is tied to advances in complementary research areas including object recognition, human dynamics, domain adaptation and semantic segmentation. Over the last decade, human action analysis evolved…

Computer Vision and Pattern Recognition · Computer Science 2017-02-02 Samitha Herath , Mehrtash Harandi , Fatih Porikli

Action recognition from still images is an important task of computer vision applications such as image annotation, robotic navigation, video surveillance and several others. Existing approaches mainly rely on either bag-of-feature…

Computer Vision and Pattern Recognition · Computer Science 2015-07-31 Shaukat Abidi , Massimo Piccardi , Mary-Anne Williams

This work presents an approach to category-based action recognition in video using sparse coding techniques. The proposed approach includes two main contributions: i) A new method to handle intra-class variations by decomposing each video…

Computer Vision and Pattern Recognition · Computer Science 2016-05-12 Anali Alfaro , Domingo Mery , Alvaro Soto

Video behavior recognition and scene understanding are fundamental tasks in multimodal intelligence, serving as critical building blocks for numerous real-world applications. Through large multimodal models (LMMs) have achieved remarkable…

Computer Vision and Pattern Recognition · Computer Science 2025-06-11 Xingjian Zhang , Xi Weng , Yihao Yue , Zhaoxin Fan , Wenjun Wu , Lei Huang

We propose `Hide-and-Seek', a weakly-supervised framework that aims to improve object localization in images and action localization in videos. Most existing weakly-supervised methods localize only the most discriminative parts of an object…

Computer Vision and Pattern Recognition · Computer Science 2017-12-27 Krishna Kumar Singh , Yong Jae Lee

In this paper, Gated-ViGAT, an efficient approach for video event recognition, utilizing bottom-up (object) information, a new frame sampling policy and a gating mechanism is proposed. Specifically, the frame sampling policy uses weighted…

Computer Vision and Pattern Recognition · Computer Science 2023-01-19 Nikolaos Gkalelis , Dimitrios Daskalakis , Vasileios Mezaris

Current state-of-the-art models for video action recognition are mostly based on expensive 3D ConvNets. This results in a need for large GPU clusters to train and evaluate such architectures. To address this problem, we present a…

Computer Vision and Pattern Recognition · Computer Science 2021-07-27 Quanfu Fan , Chun-Fu Chen , Hilde Kuehne , Marco Pistoia , David Cox

In robot sensing scenarios, instead of passively utilizing human captured views, an agent should be able to actively choose informative viewpoints of a 3D object as discriminative evidence to boost the recognition accuracy. This task is…

Robotics · Computer Science 2021-03-09 Wei Wei , Haonan Yu , Haichao Zhang , Wei Xu , Ying Wu