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Related papers: CaSAR: Contact-aware Skeletal Action Recognition

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In recent years, remarkable results have been achieved in self-supervised action recognition using skeleton sequences with contrastive learning. It has been observed that the semantic distinction of human action features is often…

Computer Vision and Pattern Recognition · Computer Science 2023-05-12 Yilei Hua , Wenhan Wu , Ce Zheng , Aidong Lu , Mengyuan Liu , Chen Chen , Shiqian Wu

Human Activity Recognition (HAR) has been employed in a wide range of applications, e.g. self-driving cars, where safety and lives are at stake. Recently, the robustness of skeleton-based HAR methods have been questioned due to their…

Computer Vision and Pattern Recognition · Computer Science 2024-05-07 Yunfeng Diao , He Wang , Tianjia Shao , Yong-Liang Yang , Kun Zhou , David Hogg , Meng Wang

We introduce a multi-stage framework that uses mean curvature on a hand surface and focuses on learning interaction between hand and object by analyzing hand grasp type for hand action recognition in egocentric videos. The proposed method…

Computer Vision and Pattern Recognition · Computer Science 2021-09-09 Sangpil Kim , Jihyun Bae , Hyunggun Chi , Sunghee Hong , Byoung Soo Koh , Karthik Ramani

Humans have the natural ability to recognize actions even if the objects involved in the action or the background are changed. Humans can abstract away the action from the appearance of the objects which is referred to as compositionality…

Computer Vision and Pattern Recognition · Computer Science 2024-10-28 Ramanathan Rajendiran , Debaditya Roy , Basura Fernando

Haptic exploration is a key skill for both robots and humans to discriminate and handle unknown objects or to recognize familiar objects. Its active nature is evident in humans who from early on reliably acquire sophisticated sensory-motor…

Robotics · Computer Science 2020-01-28 Sascha Fleer , Alexandra Moringen , Roberta L. Klatzky , Helge Ritter

Skeleton-based human action recognition has recently drawn increasing attentions with the availability of large-scale skeleton datasets. The most crucial factors for this task lie in two aspects: the intra-frame representation for joint…

Computer Vision and Pattern Recognition · Computer Science 2018-04-18 Chao Li , Qiaoyong Zhong , Di Xie , Shiliang Pu

Skeleton based recognition systems are gaining popularity and machine learning models focusing on points or joints in a skeleton have proved to be computationally effective and application in many areas like Robotics. It is easy to track…

Computer Vision and Pattern Recognition · Computer Science 2022-07-04 Neha Baranwal , Varun Sharma

With the inherent advantages of skeleton representation, 3D skeleton-based action recognition has become a prominent topic in the field of computer vision. However, previous reviews have predominantly adopted a model-oriented perspective,…

Computer Vision and Pattern Recognition · Computer Science 2025-06-03 Mengyuan Liu , Hong Liu , Qianshuo Hu , Bin Ren , Junsong Yuan , Jiaying Lin , Jiajun Wen

Skeleton-based action recognition aims to recognize human actions given human joint coordinates with skeletal interconnections. By defining a graph with joints as vertices and their natural connections as edges, previous works successfully…

Computer Vision and Pattern Recognition · Computer Science 2023-03-23 Yuxuan Zhou , Zhi-Qi Cheng , Chao Li , Yanwen Fang , Yifeng Geng , Xuansong Xie , Margret Keuper

Real-time human activity recognition plays an essential role in real-world human-centered robotics applications, such as assisted living and human-robot collaboration. Although previous methods based on skeletal data to encode human poses…

Computer Vision and Pattern Recognition · Computer Science 2020-04-08 Brian Reily , Qingzhao Zhu , Christopher Reardon , Hao Zhang

Scene-aware global human motion forecasting is critical for manifold applications, including virtual reality, robotics, and sports. The task combines human trajectory and pose forecasting within the provided scene context, which represents…

Computer Vision and Pattern Recognition · Computer Science 2023-09-19 Luca Scofano , Alessio Sampieri , Elisabeth Schiele , Edoardo De Matteis , Laura Leal-Taixé , Fabio Galasso

With the rising interest from the community in digital avatars coupled with the importance of expressions and gestures in communication, modeling natural avatar behavior remains an important challenge across many industries such as…

Computer Vision and Pattern Recognition · Computer Science 2025-04-11 Kefan Chen , Sergiu Oprea , Justin Theiss , Sreyas Mohan , Srinath Sridhar , Aayush Prakash

Human Action Recognition (HAR) aims to understand human behavior and assign a label to each action. It has a wide range of applications, and therefore has been attracting increasing attention in the field of computer vision. Human actions…

Computer Vision and Pattern Recognition · Computer Science 2022-06-22 Zehua Sun , Qiuhong Ke , Hossein Rahmani , Mohammed Bennamoun , Gang Wang , Jun Liu

The gesture recognition using motion capture data and depth sensors has recently drawn more attention in vision recognition. Currently most systems only classify dataset with a couple of dozens different actions. Moreover, feature…

Computer Vision and Pattern Recognition · Computer Science 2014-09-02 Kyunghyun Cho , Xi Chen

Due to the fast processing-speed and robustness it can achieve, skeleton-based action recognition has recently received the attention of the computer vision community. The recent Convolutional Neural Network (CNN)-based methods have shown…

Computer Vision and Pattern Recognition · Computer Science 2021-11-23 Han Chen , Yifan Jiang , Hanseok Ko

Appearance-based generic object recognition is a challenging problem because all possible appearances of objects cannot be registered, especially as new objects are produced every day. Function of objects, however, has a comparatively small…

Computer Vision and Pattern Recognition · Computer Science 2017-09-13 Tadashi Matsuo , Nobutaka Shimada

Hand gesture recognition allows humans to interact with machines non-verbally, which has a huge application in underwater exploration using autonomous underwater vehicles. Recently, a new gesture-based language called CADDIAN has been…

Computer Vision and Pattern Recognition · Computer Science 2024-07-22 Sandipan Sarma , Gundameedi Sai Ram Mohan , Hariansh Sehgal , Arijit Sur

Inter-object relations underpin spatial intelligence, yet existing representations -- linguistic prepositions or object-level scene graphs -- are too coarse to specify which regions actually support, contain, or contact one another, leading…

Computer Vision and Pattern Recognition · Computer Science 2026-03-10 Yinuo Bai , Peijun Xu , Kuixiang Shao , Yuyang Jiao , Jingxuan Zhang , Kaixin Yao , Jiayuan Gu , Jingyi Yu

Tracking the full skeletal pose of the hands and fingers is a challenging problem that has a plethora of applications for user interaction. Existing techniques either require wearable hardware, add restrictions to user pose, or require…

Computer Vision and Pattern Recognition · Computer Science 2017-05-23 Stan Melax , Leonid Keselman , Sterling Orsten

Robotic manipulators navigating cluttered shelves or cabinets may find it challenging to avoid contact with obstacles. Indeed, rearranging obstacles may be necessary to access a target. Rather than planning explicit motions that place…

Robotics · Computer Science 2022-10-04 Rachel Thomasson , Etienne Roberge , Mark R. Cutkosky , Jean-Philippe Roberge