Results 111 to 120 of about 44,700 (293)

Attitude Estimation in Fractionated Spacecraft Cluster Systems [PDF]

open access: yes, 2011
An attitude estimation was examined in fractioned free-flying spacecraft. Instead of a single, monolithic spacecraft, a fractionated free-flying spacecraft uses multiple spacecraft modules.
Blackmore, James C., Hadaegh, Fred Y.
core   +1 more source

Introduction to Nonlinear Attitude Estimation for Aerial Robotic Systems [PDF]

open access: yes, 2014
International audienceA robust and reliable attitude estimator is a key technology enabler for the development of autonomous aerial vehicles. This paper is an introduction to attitude estimation for aerial robotic systems.
Hamel, Tarek   +3 more
core   +2 more sources

Muscle Control of an Extra Robotic Digit

open access: yesAdvanced Robotics Research, EarlyView.
This study compares muscle‐ and movement‐based control for operating a supernumerary robotic thumb. While movement control performs better in the proposed tasks, muscle‐based (EMG) control promotes broader motor learning. The results highlight the promise and challenges of using biosignals for human augmentation, offering new insights into intuitive ...
Julien Russ   +7 more
wiley   +1 more source

Attitude Control and Estimation [PDF]

open access: yes, 2015
The attitude control problem, or the control of a spacecraft's orientation with respect to a frame of reference, is a challenging problem in space missions and has attracted much attention as it involves highly nonlinear characteristics of the governing ...
Wang, Yizhou
core  

Robustness and Efficiency Improvements for Star Tracker Attitude Estimation [PDF]

open access: yes, 2015
In this paper, a star tracker attitude estimation procedure with increased robustness and efficiency, using the AIM algorithm, is presented and validated.
Vandenbussche, Bart   +2 more
core   +1 more source

Multimodal Human–Robot Interaction Using Human Pose Estimation and Local Large Language Models

open access: yesAdvanced Robotics Research, EarlyView.
A multimodal human–robot interaction framework integrates human pose estimation (HPE) and a large language model (LLM) for gesture‐ and voice‐based robot control. Speech‐to‐text (STT) enables voice command interpretation, while a safety‐aware arbitration mechanism prioritizes gesture input for rapid intervention.
Nasiru Aboki   +2 more
wiley   +1 more source

Application of 3D recognition algorithm based on spatio-temporal graph convolutional network in basketball pose estimation

open access: yesInternational Journal for Simulation and Multidisciplinary Design Optimization
In recent years, human motion recognition in computer vision has become a hot research direction in this field. Based on 2D human motion recognition technology, real-time extraction of motion features from 2D planes is used to recognize human movements ...
Ye Mingzhi
doaj   +1 more source

Quaternion-Based Aircraft Attitude Estimation [PDF]

open access: yes, 2016
Aircraft attitude estimation requires fusing several sensors in order to recover both high and low frequency information in an observable manner. This thesis explores the fusion of gyroscope integration, gravity vector estimation, and magnetic field ...
Filarsky, Brian Michael
core  

Efficient and Robust Standing Postures of Quadruped Robots

open access: yesAdvanced Robotics Research, EarlyView.
A calibrated static framework estimates load, optimizes torques, and adapts posture so quadruped robots stand efficiently and robustly under external payloads, achieving up to 50% lower torque demand. Inspired by the natural posture adjustments of animals under external loading, this article presents an optimization‐based framework for minimizing joint
Mohamad Kanaan   +5 more
wiley   +1 more source

Modular, Textile‐Based Soft Robotic Grippers for Agricultural Produce Handling

open access: yesAdvanced Robotics Research, EarlyView.
This article introduces textile‐based pneumatic grippers that transform simple textiles into robust bending actuators. Detailed experiments uncover how cut geometry and fabric selection shape performance. Successful handling of fragile agricultural items showcases the potential of textile robotics for safe, scalable automation in food processing and ...
Zeyu Hou   +4 more
wiley   +1 more source

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