English
Related papers

Related papers: Preference-Based Learning for Exoskeleton Gait Opt…

200 papers

The biomechanics of the human body allow humans a range of possible ways of executing movements to attain specific goals. Nevertheless, humans exhibit significant patterns in how they execute movements. We propose that the observed patterns…

Quantitative Methods · Quantitative Biology 2018-12-11 Stuart Hagler

Person re-identification (Re-ID) via gait features within 3D skeleton sequences is a newly-emerging topic with several advantages. Existing solutions either rely on hand-crafted descriptors or supervised gait representation learning. This…

Computer Vision and Pattern Recognition · Computer Science 2021-07-06 Haocong Rao , Siqi Wang , Xiping Hu , Mingkui Tan , Yi Guo , Jun Cheng , Xinwang Liu , Bin Hu

Emotion recognition is an important part of affective computing. Extracting emotional cues from human gaits yields benefits such as natural interaction, a nonintrusive nature, and remote detection. Recently, the introduction of…

Computer Vision and Pattern Recognition · Computer Science 2024-05-09 Cheng Song , Lu Lu , Zhen Ke , Long Gao , Shuai Ding

Predicting human motion in unstructured and dynamic environments is difficult as humans naturally exhibit complex behaviors that can change drastically from one environment to the next. In order to alleviate this issue, we propose to encode…

Robotics · Computer Science 2019-07-01 Philipp Kratzer , Marc Toussaint , Jim Mainprice

This study focuses on the locomotion capability improvement in a tendon-driven soft quadruped robot through an online adaptive learning approach. Leveraging the inverse kinematics model of the soft quadruped robot, we employ a central…

Robotics · Computer Science 2024-06-12 Kaige Tan , Xuezhi Niu , Qinglei Ji , Lei Feng , Martin Törngren

In applications such as recommendation systems and revenue management, it is important to predict preferences on items that have not been seen by a user or predict outcomes of comparisons among those that have never been compared. A popular…

Machine Learning · Computer Science 2015-06-29 Sewoong Oh , Kiran K. Thekumparampil , Jiaming Xu

The modeling and simulation of coupled neuromusculoskeletal-exoskeletal systems play a crucial role in human biomechanical analysis, as well as in the design and control of exoskeletons. However, conventional dynamic simulation frameworks…

Robotics · Computer Science 2023-11-07 Wei Jin , Jiaqi Liu , Qiwei Zhang , Xiaoxu Zhang , Qining Wang , Hongbin Fang , Jian Xu

Task-dependent controllers widely used in exoskeletons track predefined trajectories, which overly constrain the volitional motion of individuals with remnant voluntary mobility. Energy shaping, on the other hand, provides task-invariant…

Robotics · Computer Science 2023-03-28 Jiefu Zhang , Jianping Lin , Vamsi Peddinti , Robert D. Gregg

We study sequential decision-making with known rewards and unknown constraints, motivated by situations where the constraints represent expensive-to-evaluate human preferences, such as safe and comfortable driving behavior. We formalize the…

Machine Learning · Computer Science 2022-06-13 David Lindner , Sebastian Tschiatschek , Katja Hofmann , Andreas Krause

In consumer theory, ranking available objects by means of preference relations yields the most common description of individual choices. However, preference-based models assume that individuals: (1) give their preferences only between pairs…

Machine Learning · Computer Science 2023-02-02 Alessio Benavoli , Dario Azzimonti , Dario Piga

Current gait recognition research mainly focuses on identifying pedestrians captured by the same type of sensor, neglecting the fact that individuals may be captured by different sensors in order to adapt to various environments. A more…

Computer Vision and Pattern Recognition · Computer Science 2024-04-08 Rui Wang , Chuanfu Shen , Manuel J. Marin-Jimenez , George Q. Huang , Shiqi Yu

Recent advancements in teleoperation systems have enabled high-quality data collection for robotic manipulators, showing impressive results in learning manipulation at scale. This progress suggests that extending these capabilities to…

Gait recognition from video streams is a challenging problem in computer vision biometrics due to the subtle differences between gaits and numerous confounding factors. Recent advancements in self-supervised pretraining have led to the…

Computer Vision and Pattern Recognition · Computer Science 2025-04-11 Adrian Cosma , Andy Cǎtrunǎ , Emilian Rǎdoi

Stochastic gradient descent (SGD) is a premium optimization method for training neural networks, especially for learning objectively defined labels such as image objects and events. When a neural network is instead faced with subjectively…

Neural and Evolutionary Computing · Computer Science 2022-04-15 Kosmas Pinitas , Konstantinos Makantasis , Antonios Liapis , Georgios N. Yannakakis

Hand exoskeletons are critical tools for dexterous teleoperation and immersive manipulation interfaces, but achieving accurate hand tracking remains a challenge due to user-specific anatomical variability and donning inconsistencies. These…

Gait recognition is a biometric technology that recognizes the identity of humans through their walking patterns. Compared with other biometric technologies, gait recognition is more difficult to disguise and can be applied to the condition…

Computer Vision and Pattern Recognition · Computer Science 2023-03-28 Ming Wang , Xianda Guo , Beibei Lin , Tian Yang , Zheng Zhu , Lincheng Li , Shunli Zhang , Xin Yu

For leg exoskeletons to operate effectively in real-world environments, they must be able to perceive and understand the terrain around them. However, unlike other legged robots, exoskeletons face specific constraints on where depth sensors…

Back injuries are the most prevalent work-related musculoskeletal disorders and represent a major cause of disability. Although innovations in wearable robots aim to alleviate this hazard, the majority of existing exoskeletons are obtrusive…

Expressive robotic behavior is essential for the widespread acceptance of robots in social environments. Recent advancements in learned legged locomotion controllers have enabled more dynamic and versatile robot behaviors. However,…

Robotics · Computer Science 2025-04-02 Jaden Clark , Joey Hejna , Dorsa Sadigh

Traditional recommendation systems estimate user preference on items from past interaction history, thus suffering from the limitations of obtaining fine-grained and dynamic user preference. Conversational recommendation system (CRS) brings…

Information Retrieval · Computer Science 2020-07-02 Wenqiang Lei , Gangyi Zhang , Xiangnan He , Yisong Miao , Xiang Wang , Liang Chen , Tat-Seng Chua