Results 1 to 10 of about 98,511 (170)

A Two-Stage, Intelligent Bearing-Fault-Diagnosis Method Using Order-Tracking and a One-Dimensional Convolutional Neural Network with Variable Speeds

open access: yesSensors, 2021
When performing fault diagnosis tasks on bearings, the change of any bearing’s rotation speed will cause the frequency spectrum of bearing fault characteristics to be blurred.
Mengyu Ji   +5 more
doaj   +1 more source

Nonlinear Dynamic Modeling of Joints between Solar Panels on Spacecraft

open access: yesAerospace, 2022
Multiple linear and nonlinear dynamic parameters of the joints at the root of solar panels and between solar panels on spacecraft, both of which have complex nonlinear dynamic properties, were identified by using the force state mapping method for ...
Shuang Wu   +4 more
doaj   +1 more source

Task-Oriented Motion Planning of a Space Manipulator under Multiple Constraints

open access: yesApplied Sciences, 2022
During task execution by a space manipulator, many factors need to be considered, such as joint motion range, external environment interference, running speed and task time.
Changchun Liang   +4 more
doaj   +1 more source

Network robot systems [PDF]

open access: yesRobotics and Autonomous Systems, 2008
This article introduces the definition of Network Robot Systems (NRS) as is understood in Europe, USA and Japan. Moreover, it describes some of the NRS projects in Europe and Japan and presents a summary of the papers of this Special Issue.
Alberto Sanfeliu   +2 more
openaire   +4 more sources

A Legged Small Celestial Body Landing Mechanism: Landing Simulation and Experimental Test

open access: yesSpace: Science & Technology, 2023
Landing mechanism tends to rebound and turn over, and the stability time is long when landing on the small celestial body. Its landing performance in different conditions is necessary to be evaluated to guide the landing.
Zhijun Zhao   +4 more
doaj   +1 more source

A Wearable Biofeedback Device for Monitoring Tibial Load During Partial Weight-Bearing Walking

open access: yesIEEE Transactions on Neural Systems and Rehabilitation Engineering, 2023
Patients with tibial fractures are usually advised to follow a partial weight-bearing gait rehabilitation program after surgery to promote bone healing and lower limb functional recovery.
Tao Ma   +5 more
doaj   +1 more source

Transformers for autonomous recognition of psychiatric dysfunction via raw and imbalanced EEG signals

open access: yesBrain Informatics, 2023
Early identification of mental disorders, based on subjective interviews, is extremely challenging in the clinical setting. There is a growing interest in developing automated screening tools for potential mental health problems based on biological ...
Neha Gour   +6 more
doaj   +1 more source

Estimation of Vibration Characteristics of a Space Manipulator From Air Bearing Supported Test Data

open access: yesFrontiers in Robotics and AI, 2021
Space manipulators have attracted much attention due to their implications in on-orbit servicing in recent years. Air bearing based support equipment is widely used for ground test to offset the effect of gravity.
Haiquan Li   +8 more
doaj   +1 more source

Research on a Visual Servo Method of a Manipulator Based on Velocity Feedforward

open access: yesSpace: Science & Technology, 2021
In this paper, a method of predicting the motion state of a moving target in the base coordinate system by hand-eye vision and the position and attitude of the end is proposed.
Rui Wang   +5 more
doaj   +1 more source

Modular Robot Systems [PDF]

open access: yesIEEE Robotics & Automation Magazine, 2010
We have presented a detailed retrospective on modular robots and discussed connections between modular robots and programmable matter. This field has seen a great deal of creativity and innovation at the level of designing physical systems capable of matching shape to function and algorithms that achieve this capability.
Kyle Gilpin, Daniela Rus
openaire   +1 more source

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