Results 111 to 120 of about 356,828 (265)

Spacecraft drag-free technology development: On-board estimation and control synthesis [PDF]

open access: yes
Estimation and control methods for a Drag-Free spacecraft are discussed. The functional and analytical synthesis of on-board estimators and controllers for an integrated attitude and translation control system is represented.
Key, R. W.   +3 more
core   +1 more source

Multimodal Locomotion in Insect‐Inspired Microrobots: A Review of Strategies for Aerial, Surface, Aquatic, and Interfacial Motion

open access: yesAdvanced Robotics Research, EarlyView.
This review identifies key design considerations for insect‐inspired microrobots capable of multimodal locomotion. To draw inspiration, biological and robotic strategies for moving in air, on water surfaces, and underwater are examined, along with approaches for crossing the air–water interface.
Mija Jovchevska   +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

Simultaneous quaternion estimation (QUEST) and bias determination [PDF]

open access: yes
Tests of a new method for the simultaneous estimation of spacecraft attitude and sensor biases, based on a quaternion estimation algorithm minimizing Wahba's loss function are presented.
Markley, F. Landis
core   +1 more source

Compliant Pneumatic Feet with Real‐Time Stiffness Adaptation for Humanoid Locomotion

open access: yesAdvanced Robotics Research, EarlyView.
A compliant pneumatic foot with real‐time variable stiffness enables humanoid robots to adapt to changing terrains. Using onboard vision and pressure control, the foot modulates stiffness within each gait cycle, reducing impact forces and improving balance. The design, cast in soft silicone with embedded air chambers and Kevlar wrapping, offers durable,
Irene Frizza   +3 more
wiley   +1 more source

Ship's attitude estimation

open access: yes, 1989
Landing aircraft on board is a most delicate phase of flight operations at sea. The ability to predict the aircraft carrier's motion over an interval of several seconds within reasonable error bounds may allow improvement in touchdown dispersion and a more certain value for a ramp clearance due to a smoother aircraft trajectory.
openaire   +1 more source

A Canine Musculoskeletal Robot for Investigating Biomechanical Functions During Locomotion

open access: yesAdvanced Robotics Research, EarlyView.
In this study, a dog limb musculoskeletal robot was developed using thin McKibben artificial muscles to investigate the effects of the dog's musculoskeletal structure on walking. Walking experiments were conducted in both indoor and outdoor environments, suggesting that the flexible structure of the dog's shoulders contributes to an increase in stroke ...
Hana Ito   +6 more
wiley   +1 more source

A Visual-Inertial attitude propagation for resource constrained small satellites

open access: yesHavacılık ve Uzay Teknolojileri Dergisi, 2019
An accurate and efficient attitude determination system is a key component for Earth-observation small satellites. However, most of the small satellites operate without redundant attitude sensors due to the satellite’s small form factor and are therefore
Amartuvshin Dagvasumberel, Kenichi Asami
doaj  

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