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Related papers: Fine-grained Action Analysis: A Multi-modality and…

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Previous work has demonstrated that virtual accelerometry data, extracted from videos using cross-modality transfer approaches like IMUTube, is beneficial for training complex and effective human activity recognition (HAR) models. Systems…

Computer Vision and Pattern Recognition · Computer Science 2022-11-03 Zikang Leng , Yash Jain , Hyeokhyen Kwon , Thomas Plötz

Existing 3D skeleton-based action recognition approaches reach impressive performance by encoding handcrafted action features to image format and decoding by CNNs. However, such methods are limited in two ways: a) the handcrafted action…

Computer Vision and Pattern Recognition · Computer Science 2022-08-09 Shannan Guan , Haiyan Lu , Linchao Zhu , Gengfa Fang

3D multi-person motion prediction is a challenging task that involves modeling individual behaviors and interactions between people. Despite the emergence of approaches for this task, comparing them is difficult due to the lack of…

Computer Vision and Pattern Recognition · Computer Science 2023-06-27 Xiaogang Peng , Xiao Zhou , Yikai Luo , Hao Wen , Yu Ding , Zizhao Wu

Graph Convolutional Networks (GCNs) have been widely used to model the high-order dynamic dependencies for skeleton-based action recognition. Most existing approaches do not explicitly embed the high-order spatio-temporal importance to…

Computer Vision and Pattern Recognition · Computer Science 2022-02-07 Lipeng Ke , Kuan-Chuan Peng , Siwei Lyu

Evaluating whether human action is standard or not and providing reasonable feedback to improve action standardization is very crucial but challenging in real-world scenarios. However, current video understanding methods are mainly…

Computer Vision and Pattern Recognition · Computer Science 2025-12-18 Mengshi Qi , Yeteng Wu , Xianlin Zhang , Huadong Ma

Despite rapid advances in video generative models, robust metrics for evaluating visual and temporal correctness of complex human actions remain elusive. Critically, existing pure-vision encoders and Multimodal Large Language Models (MLLMs)…

Computer Vision and Pattern Recognition · Computer Science 2025-12-04 Xavier Thomas , Youngsun Lim , Ananya Srinivasan , Audrey Zheng , Deepti Ghadiyaram

Recent methods based on 3D skeleton data have achieved outstanding performance due to its conciseness, robustness, and view-independent representation. With the development of deep learning, Convolutional Neural Networks (CNN) and Long…

Computer Vision and Pattern Recognition · Computer Science 2017-07-11 Chuankun Li , Pichao Wang , Shuang Wang , Yonghong Hou , Wanqing Li

In recent years, the assessment of fundamental movement skills integrated with physical education has focused on both teaching practice and the feasibility of assessment. The object of assessment has shifted from multiple ages to subdivided…

Computer Vision and Pattern Recognition · Computer Science 2023-08-29 Pengcheng Dong , Xiaojin Mao , Lixia Fan , Wenbo Wan , Jiande Sun

Micro-Actions (MAs) are an important form of non-verbal communication in social interactions, with potential applications in human emotional analysis. However, existing methods in Micro-Action Recognition often overlook the inherent subtle…

Computer Vision and Pattern Recognition · Computer Science 2025-12-01 Jihao Gu , Kun Li , Fei Wang , Yanyan Wei , Zhiliang Wu , Hehe Fan , Meng Wang

We study the task of robust feature representations, aiming to generalize well on multiple datasets for action recognition. We build our method on Transformers for its efficacy. Although we have witnessed great progress for video action…

Computer Vision and Pattern Recognition · Computer Science 2022-11-28 Junwei Liang , Enwei Zhang , Jun Zhang , Chunhua Shen

Temporal action localization plays an important role in video analysis, which aims to localize and classify actions in untrimmed videos. The previous methods often predict actions on a feature space of a single-temporal scale. However, the…

Computer Vision and Pattern Recognition · Computer Science 2022-08-17 Zan Gao , Xinglei Cui , Tao Zhuo , Zhiyong Cheng , An-An Liu , Meng Wang , Shenyong Chen

Existing action recognition methods mainly focus on joint and bone information in human body skeleton data due to its robustness to complex backgrounds and dynamic characteristics of the environments. In this paper, we combine body skeleton…

Computer Vision and Pattern Recognition · Computer Science 2021-06-07 Umar Asif , Deval Mehta , Stefan von Cavallar , Jianbin Tang , Stefan Harrer

We tackle the problem of finding good architectures for multimodal classification problems. We propose a novel and generic search space that spans a large number of possible fusion architectures. In order to find an optimal architecture for…

Machine Learning · Computer Science 2019-03-18 Juan-Manuel Pérez-Rúa , Valentin Vielzeuf , Stéphane Pateux , Moez Baccouche , Frédéric Jurie

Recent advances in machine learning and prevalence of digital medical images have opened up an opportunity to address the challenging brain tumor segmentation (BTS) task by using deep convolutional neural networks. However, different from…

Image and Video Processing · Electrical Eng. & Systems 2022-01-10 Dingwen Zhang , Guohai Huang , Qiang Zhang , Jungong Han , Junwei Han , Yizhou Yu

In this work, we introduce a new approach for face stylization. Despite existing methods achieving impressive results in this task, there is still room for improvement in generating high-quality artistic faces with diverse styles and…

Computer Vision and Pattern Recognition · Computer Science 2023-09-26 Mengtian Li , Yi Dong , Minxuan Lin , Haibin Huang , Pengfei Wan , Chongyang Ma

Multi-target multi-camera tracking is a crucial task that involves identifying and tracking individuals over time using video streams from multiple cameras. This task has practical applications in various fields, such as visual…

Computer Vision and Pattern Recognition · Computer Science 2024-04-01 Sanghyun Woo , Kwanyong Park , Inkyu Shin , Myungchul Kim , In So Kweon

Fine-Grained Visual Classification (FGVC) is a longstanding and fundamental problem in computer vision and pattern recognition, and underpins a diverse set of real-world applications. This paper describes our contribution at SnakeCLEF2022…

Computer Vision and Pattern Recognition · Computer Science 2022-07-26 Yong Huang , Aderon Huang , Wei Zhu , Yanming Fang , Jinghua Feng

It's common for current methods in skeleton-based action recognition to mainly consider capturing long-term temporal dependencies as skeleton sequences are typically long (>128 frames), which forms a challenging problem for previous…

Computer Vision and Pattern Recognition · Computer Science 2022-09-14 Lianyu Hu , Shenglan Liu , Wei Feng

Gesture recognition is getting more and more popular due to various application possibilities in human-machine interaction. Existing multi-modal gesture recognition systems take multi-modal data as input to improve accuracy, but such…

Computer Vision and Pattern Recognition · Computer Science 2021-11-01 Dinghao Fan , Hengjie Lu , Shugong Xu , Shan Cao

The key to action counting is accurately locating each video's repetitive actions. Instead of estimating the probability of each frame belonging to an action directly, we propose a dual-branch network, i.e., SkimFocusNet, working in a…

Computer Vision and Pattern Recognition · Computer Science 2024-06-14 Zhengqi Zhao , Xiaohu Huang , Hao Zhou , Kun Yao , Errui Ding , Jingdong Wang , Xinggang Wang , Wenyu Liu , Bin Feng