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Related papers: Robust Human Trajectory Prediction via Self-Superv…

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As more and more robots are envisioned to cooperate with humans sharing the same space, it is desired for robots to be able to predict others' trajectories to navigate in a safe and self-explanatory way. We propose a Convolutional Neural…

Artificial Intelligence · Computer Science 2021-09-01 Dapeng Zhao

3D Skeleton-based human action recognition has attracted increasing attention in recent years. Most of the existing work focuses on supervised learning which requires a large number of labeled action sequences that are often expensive and…

Computer Vision and Pattern Recognition · Computer Science 2023-10-17 Siyuan Yang , Jun Liu , Shijian Lu , Er Meng Hwa , Yongjian Hu , Alex C. Kot

Human motion reconstruction from monocular videos is a fundamental challenge in computer vision, with broad applications in AR/VR, robotics, and digital content creation, but remains challenging under frequent occlusions in real-world…

Computer Vision and Pattern Recognition · Computer Science 2026-01-26 Zhiyin Qian , Siwei Zhang , Bharat Lal Bhatnagar , Federica Bogo , Siyu Tang

Understanding traffic participants' behaviour is crucial for predicting their future trajectories, aiding in developing safe and reliable planning systems for autonomous vehicles. Integrating cognitive processes and machine learning models…

Machine Learning · Computer Science 2023-06-05 Frederik S. B. Westerhout , Julian F. Schumann , Arkady Zgonnikov

Forecasting human trajectories in complex dynamic environments plays a critical role in autonomous vehicles and intelligent robots. Most existing methods learn to predict future trajectories by behavior clues from history trajectories and…

Computer Vision and Pattern Recognition · Computer Science 2021-07-30 Guangyi Chen , Junlong Li , Jiwen Lu , Jie Zhou

Appearance features have been widely used in video anomaly detection even though they contain complex entangled factors. We propose a new method to model the normal patterns of human movements in surveillance video for anomaly detection…

Computer Vision and Pattern Recognition · Computer Science 2019-04-19 Romero Morais , Vuong Le , Truyen Tran , Budhaditya Saha , Moussa Mansour , Svetha Venkatesh

Systems involving human-robot collaboration necessarily require that steps be taken to ensure safety of the participating human. This is usually achievable if accurate, reliable estimates of the human's pose are available. In this paper, we…

Robotics · Computer Science 2023-10-30 Michael Zechmair , Alban Bornet , Yannick Morel

In real-world application scenarios, it is crucial for marine navigators and security analysts to predict vessel movement trajectories at sea based on the Automated Identification System (AIS) data in a given time span. This article…

Computer Vision and Pattern Recognition · Computer Science 2020-07-30 Chih-Wei Chen , Charles Harrison , Hsin-Hsiung Huang

Estimating 3D human pose and shape from 2D images is a crucial yet challenging task. While prior methods with model-based representations can perform reasonably well on whole-body images, they often fail when parts of the body are occluded…

Computer Vision and Pattern Recognition · Computer Science 2022-08-24 Chun-Han Yao , Jimei Yang , Duygu Ceylan , Yi Zhou , Yang Zhou , Ming-Hsuan Yang

Trajectory prediction is a fundamental and challenging task for numerous applications, such as autonomous driving and intelligent robots. Currently, most of existing work treat the pedestrian trajectory as a series of fixed two-dimensional…

Computer Vision and Pattern Recognition · Computer Science 2021-03-17 Pei Lv , Hui Wei , Tianxin Gu , Yuzhen Zhang , Xiaoheng Jiang , Bing Zhou , Mingliang Xu

Despite the success of fully-supervised human skeleton sequence modeling, utilizing self-supervised pre-training for skeleton sequence representation learning has been an active field because acquiring task-specific skeleton annotations at…

Computer Vision and Pattern Recognition · Computer Science 2023-03-28 Yuxiao Chen , Long Zhao , Jianbo Yuan , Yu Tian , Zhaoyang Xia , Shijie Geng , Ligong Han , Dimitris N. Metaxas

Recognizing human actions in untrimmed videos is an important challenging task. An effective 3D motion representation and a powerful learning model are two key factors influencing recognition performance. In this paper we introduce a new…

Computer Vision and Pattern Recognition · Computer Science 2018-12-31 Huy-Hieu Pham , Louahdi Khoudour , Alain Crouzil , Pablo Zegers , Sergio A. Velastin

In autonomous navigation of mobile robots, sensors suffer from massive occlusion in cluttered environments, leaving significant amount of space unknown during planning. In practice, treating the unknown space in optimistic or pessimistic…

Robotics · Computer Science 2021-03-30 Lizi Wang , Hongkai Ye , Qianhao Wang , Yuman Gao , Chao Xu , Fei Gao

To integrate action recognition into autonomous robotic systems, it is essential to address challenges such as person occlusions-a common yet often overlooked scenario in existing self-supervised skeleton-based action recognition methods.…

Computer Vision and Pattern Recognition · Computer Science 2025-04-17 Yifei Chen , Kunyu Peng , Alina Roitberg , David Schneider , Jiaming Zhang , Junwei Zheng , Yufan Chen , Ruiping Liu , Kailun Yang , Rainer Stiefelhagen

In 3D human action recognition, limited supervised data makes it challenging to fully tap into the modeling potential of powerful networks such as transformers. As a result, researchers have been actively investigating effective…

Computer Vision and Pattern Recognition · Computer Science 2023-08-15 Yunyao Mao , Jiajun Deng , Wengang Zhou , Yao Fang , Wanli Ouyang , Houqiang Li

Autonomous navigation in crowded spaces poses a challenge for mobile robots due to the highly dynamic, partially observable environment. Occlusions are highly prevalent in such settings due to a limited sensor field of view and obstructing…

Robotics · Computer Science 2023-05-02 Ye-Ji Mun , Masha Itkina , Shuijing Liu , Katherine Driggs-Campbell

Motion prediction is a classic problem in computer vision, which aims at forecasting future motion given the observed pose sequence. Various deep learning models have been proposed, achieving state-of-the-art performance on motion…

Computer Vision and Pattern Recognition · Computer Science 2022-01-10 Pengxiang Su , Zhenguang Liu , Shuang Wu , Lei Zhu , Yifang Yin , Xuanjing Shen

3D posture estimation is important in analyzing and improving ergonomics in physical human-robot interaction and reducing the risk of musculoskeletal disorders. Vision-based posture estimation approaches are prone to sensor and model…

Robotics · Computer Science 2022-08-16 Amir Yazdani , Roya Sabbagh Novin , Andrew Merryweather , Tucker Hermans

Self-supervised pre-training paradigms have been extensively explored in the field of skeleton-based action recognition. In particular, methods based on masked prediction have pushed the performance of pre-training to a new height. However,…

Computer Vision and Pattern Recognition · Computer Science 2024-01-03 Ruizhuo Xu , Linzhi Huang , Mei Wang , Jiani Hu , Weihong Deng

In this work, we study self-supervised representation learning for 3D skeleton-based action recognition. We extend Bootstrap Your Own Latent (BYOL) for representation learning on skeleton sequence data and propose a new data augmentation…

Computer Vision and Pattern Recognition · Computer Science 2022-04-20 Olivier Moliner , Sangxia Huang , Kalle Åström