English
Related papers

Related papers: CLAD: A Complex and Long Activities Dataset with R…

200 papers

Automatic human action recognition is indispensable for almost artificial intelligent systems such as video surveillance, human-computer interfaces, video retrieval, etc. Despite a lot of progress, recognizing actions in an unknown video is…

Computer Vision and Pattern Recognition · Computer Science 2018-03-22 Huy-Hieu Pham , Louahdi Khoudour , Alain Crouzil , Pablo Zegers , Sergio A. Velastin

Existing activity tracker datasets for human activity recognition are typically obtained by having participants perform predefined activities in an enclosed environment under supervision. This results in small datasets with a limited number…

Human-Computer Interaction · Computer Science 2024-03-01 Shing Chan , Hang Yuan , Catherine Tong , Aidan Acquah , Abram Schonfeldt , Jonathan Gershuny , Aiden Doherty

Computer vision was long a tool used for aiding visually impaired people to move around their environment and avoid obstacles and falls. Solutions are limited to either indoor or outdoor scenes, which limits the kind of places and scenes…

Computer Vision and Pattern Recognition · Computer Science 2023-08-03 Leyla Benhamida , Khadidja Delloul , Slimane Larabi

Every day, humans perform many closely related activities that involve subtle discriminative motions, such as putting on a shirt vs. putting on a jacket, or shaking hands vs. giving a high five. Activity recognition by ethical visual AI…

Computer Vision and Pattern Recognition · Computer Science 2022-10-21 Jeffrey Byrne , Greg Castanon , Zhongheng Li , Gil Ettinger

Significant progress has been made in spatial intelligence, spanning both spatial reconstruction and world exploration. However, the scalability and real-world fidelity of current models remain severely constrained by the scarcity of…

Computer Vision and Pattern Recognition · Computer Science 2025-12-19 Jiahao Wang , Yufeng Yuan , Rujie Zheng , Youtian Lin , Jian Gao , Lin-Zhuo Chen , Yajie Bao , Yi Zhang , Chang Zeng , Yanxi Zhou , Xiao-Xiao Long , Hao Zhu , Zhaoxiang Zhang , Xun Cao , Yao Yao

In this paper, we study current and upcoming frontiers across the landscape of skeleton-based human action recognition. To study skeleton-action recognition in the wild, we introduce Skeletics-152, a curated and 3-D pose-annotated subset of…

Computer Vision and Pattern Recognition · Computer Science 2021-04-08 Pranay Gupta , Anirudh Thatipelli , Aditya Aggarwal , Shubh Maheshwari , Neel Trivedi , Sourav Das , Ravi Kiran Sarvadevabhatla

Crowdsourcing is a valuable approach for tracking objects in videos in a more scalable manner than possible with domain experts. However, existing frameworks do not produce high quality results with non-expert crowdworkers, especially for…

Computer Vision and Pattern Recognition · Computer Science 2020-10-01 Samreen Anjum , Chi Lin , Danna Gurari

We propose a novel system for active semi-supervised feature-based action recognition. Given time sequences of features tracked during movements our system clusters the sequences into actions. Our system is based on encoder-decoder…

Computer Vision and Pattern Recognition · Computer Science 2020-06-15 Jingyuan Li , Eli Shlizerman

We present a review on the current state of publicly available datasets within the human action recognition community; highlighting the revival of pose based methods and recent progress of understanding person-person interaction modeling.…

Computer Vision and Pattern Recognition · Computer Science 2015-11-20 Michael Edwards , Jingjing Deng , Xianghua Xie

Simulation is a powerful tool to easily generate annotated data, and a highly desirable feature, especially in those domains where learning models need large training datasets. Machine learning and deep learning solutions, have proven to be…

Computer Vision and Pattern Recognition · Computer Science 2023-12-06 Niccolò Bisagno , Nicola Garau , Antonio Luigi Stefani , Nicola Conci

We propose a method for human activity recognition from RGB data that does not rely on any pose information during test time and does not explicitly calculate pose information internally. Instead, a visual attention module learns to predict…

Computer Vision and Pattern Recognition · Computer Science 2018-08-22 Fabien Baradel , Christian Wolf , Julien Mille , Graham W. Taylor

Clinical in-bed video-based human motion analysis is a very relevant computer vision topic for several relevant biomedical applications. Nevertheless, the main public large datasets (e.g. ImageNet or 3DPW) used for deep learning approaches…

Computer Vision and Pattern Recognition · Computer Science 2023-07-18 João Carmona , Tamás Karácsony , João Paulo Silva Cunha

We describe the DeepMind Kinetics human action video dataset. The dataset contains 400 human action classes, with at least 400 video clips for each action. Each clip lasts around 10s and is taken from a different YouTube video. The actions…

Research on depth-based human activity analysis achieved outstanding performance and demonstrated the effectiveness of 3D representation for action recognition. The existing depth-based and RGB+D-based action recognition benchmarks have a…

Computer Vision and Pattern Recognition · Computer Science 2019-06-11 Jun Liu , Amir Shahroudy , Mauricio Perez , Gang Wang , Ling-Yu Duan , Alex C. Kot

Our ability to exploit low-cost wearable sensing modalities for critical human behaviour and activity monitoring applications in health and wellness is reliant on supervised learning regimes; here, deep learning paradigms have proven…

Signal Processing · Electrical Eng. & Systems 2020-08-20 Alireza Abedin , Farbod Motlagh , Qinfeng Shi , Seyed Hamid Rezatofighi , Damith Chinthana Ranasinghe

For the purpose of efficient and cost-effective large-scale data labeling, crowdsourcing is increasingly being utilized. To guarantee the quality of data labeling, multiple annotations need to be collected for each data sample, and truth…

Human-Computer Interaction · Computer Science 2024-03-15 Fei Wang , Haoyu Liu , Haoyang Bi , Xiangzhuang Shen , Renyu Zhu , Runze Wu , Minmin Lin , Tangjie Lv , Changjie Fan , Qi Liu , Zhenya Huang , Enhong Chen

Some complex problems, such as image tagging and natural language processing, are very challenging for computers, where even state-of-the-art technology is yet able to provide satisfactory accuracy. Therefore, rather than relying solely on…

Databases · Computer Science 2012-07-03 Xuan Liu , Meiyu Lu , Beng Chin Ooi , Yanyan Shen , Sai Wu , Meihui Zhang

In this paper we propose ResnetCrowd, a deep residual architecture for simultaneous crowd counting, violent behaviour detection and crowd density level classification. To train and evaluate the proposed multi-objective technique, a new 100…

Computer Vision and Pattern Recognition · Computer Science 2017-05-31 Mark Marsden , Kevin McGuinness , Suzanne Little , Noel E. O'Connor

To fluently collaborate with people, robots need the ability to recognize human activities accurately. Although modern robots are equipped with various sensors, robust human activity recognition (HAR) still remains a challenging task for…

Robotics · Computer Science 2020-08-17 Md Mofijul Islam , Tariq Iqbal

Human Action Recognition (HAR) is a very crucial task in computer vision. It helps to carry out a series of downstream tasks, like understanding human behaviors. Due to the complexity of human behaviors, many highly valuable behaviors are…

Computer Vision and Pattern Recognition · Computer Science 2024-08-27 Hongwu Li , Zhenliang Zhang , Wei Wang