Results 31 to 40 of about 4,279,140 (259)

Assembly Strategy for Modular Components Using a Dual-Arm Space Robot with Flexible Appendages

open access: yesAerospace, 2022
Space robotic systems tend to be more flexible and equipped with some appendages, such as solar panels and communication antennas. The inevitable vibration in the flexible appendage will occur during space missions, and it in turn affects the attitude of
Shuji Yang   +4 more
doaj   +1 more source

Neural-Network-Based Terminal Sliding Mode Control of Space Robot Actuated by Control Moment Gyros

open access: yesAerospace, 2022
This paper studies the trajectory tracking control of a space robot system (SRS) in the presence of the lumped uncertainties with no prior knowledge of their upper bound.
Xinhui Xia   +3 more
doaj   +1 more source

Robot Navigation in Dense Crowds: Statistical Models and Experimental Studies of Human Robot Cooperation [PDF]

open access: yes, 2013
This thesis explores the problem of mobile robot navigation in dense human crowds. We begin by considering a fundamental impediment to classical motion planning algorithms called the freezing robot problem: once the environment surpasses a certain level
Trautman, Peter
core   +1 more source

Quasi optimal sagittal gait of a biped robot with a new structure of knee joint [PDF]

open access: yes, 2013
The design of humanoid robots has been a tricky challenge for several years. Due to the kinematic complexity of human joints, their movements are notoriously difficult to be reproduced by a mechanism. The human knees allow movements including rolling and
HOBON, Mathieu   +3 more
core   +1 more source

Towards an Architecture for Semiautonomous Robot Telecontrol Systems. [PDF]

open access: yes, 2009
The design and development of a computational system to support robot–operator collaboration is a challenging task, not only because of the overall system complexity, but furthermore because of the involvement of different technical and scientific ...
Triviño Barros, Gracián   +2 more
core   +1 more source

CSCMTrack: Cross-Scale Correlation Modeling for Event-Based UAV Tracking

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
With the rapid emergence of the low-altitude economy, the deployment scale of uncrewed aerial vehicle (UAV) systems has also experienced substantial growth.
Yuchen Zhao   +5 more
doaj   +1 more source

A Tangent Release Manipulation Controlled by a Dual-Arm Space Robot

open access: yesActuators, 2023
As people further develop space with advanced technology, space robots have played a significant role in on-orbit servicing missions. Space robots can carry out more risky and complicated missions with less cost than astronauts. Dual-arm space robots can
Xiaoyi Wang, Jayantha Katupitiya
doaj   +1 more source

Septin 9 PB domains coordinate centrosome positioning and microtubule acetylation to control epithelial polarity

open access: yesFEBS Letters, EarlyView.
Septin 9 polybasic domains couple phosphoinositide‐rich membrane binding to centrosome positioning, Golgi organization, and microtubule acetylation to control epithelial polarity. Their loss disrupts this axis, causing centrosome mispositioning, Golgi fragmentation, reduced microtubule acetylation, and polarity inversion via upregulation of the ...
Ting ting Cai   +4 more
wiley   +1 more source

Dynamic whole-body motion generation under rigid contacts and other unilateral constraints [PDF]

open access: yes, 2013
The most widely used technique for generating wholebody motions on a humanoid robot accounting for various tasks and constraints is inverse kinematics. Based on the task-function approach, this class of methods enables the coordination of robot movements
Ramos, Oscar E.   +11 more
core   +1 more source

Model Predictive Control With Integral Compensation for Motion Control of Robot Manipulator in Joint and Task Spaces

open access: yesIEEE Access, 2020
The motion control of robot manipulators is a crucial problem concerning automatically controlled robots. In this work, the model predictive control method with an integral compensation (MPC-I), which compensates for the matched uncertainties due to ...
Yuhan Chen   +4 more
doaj   +1 more source

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