Results 31 to 40 of about 3,362 (301)

Noncontact impedance control for redundant manipulators [PDF]

open access: yesIEEE Transactions on Systems, Man, and Cybernetics - Part A: Systems and Humans, 1999
Proposes an impedance control method that can regulate a virtual impedance between a robot manipulator and external objects using visual information. The conventional impedance control method is not useful in some cases where no interaction force between the arm and its environment exists, although it is one of the most effective control methods for ...
Toshio Tsuji, Makoto Kaneko
openaire   +3 more sources

Investigation on the Discretization of a Repetitive Path Planning Scheme for Redundant Robot Manipulators

open access: yesIEEE Access, 2020
Repetitive path planning (RPP) plays an important role in the operation of redundant robot manipulators. In this study, we investigate a new discrete-time RPP scheme depicted in the pseudoinverse-type formulation for redundant robot manipulators.
Limin Shen, Yuanmei Wen
doaj   +1 more source

A real-time inverse kinematics solution based on joint perturbation for redundant manipulators [PDF]

open access: yesMechanical Sciences, 2021
Aiming at the problem that the calculation of the inverse kinematics solution of redundant manipulators is very time-consuming, this paper presents a real-time method based on joint perturbation and joint motion priority.
Q. Xu, Q. Zhan
doaj   +1 more source

Dynamic Reconfiguration Manipulability for Redundant Manipulators

open access: yesJournal of the Robotics Society of Japan, 2016
This paper analyzes the dynamics of robotic manipulator based on a concept called dynamic reconfiguration manipulability (DRM), which gauges the dynamical shape-changeability of a robot based on the redundancy of the robot and the premise that the primary task is the hand task.
Mamoru Minami   +3 more
openaire   +3 more sources

Real-Time Joint Angular-Acceleration Planning for Vision-Based Kinematically Redundant Manipulator in Dynamic Environment

open access: yesIEEE Access, 2020
This paper presents an angular acceleration planning for joint configuration spaces of vision-based kinematically redundant robot manipulators to achieve real-time tracking tasks in dynamic environment.
Hui Zhang   +4 more
doaj   +1 more source

Kernel Representations for Evolving Continuous Functions [PDF]

open access: yes, 2012
To parameterize continuous functions for evolutionary learn- ing, we use kernel expansions in nested sequences of function spaces of growing complexity.
Glasmachers, Tobias   +2 more
core   +1 more source

Stiffness Model of a 3-DOF Parallel Manipulator with Two Additional Legs

open access: yesInternational Journal of Advanced Robotic Systems, 2014
This paper investigates the stiffness modelling of a 3-DOF parallel manipulator with two additional legs. The stiffness model in six directions of the 3-DOF parallel manipulator with two additional legs is derived by performing condensation of DOFs for ...
Guang Yu, Jun Wu, Liping Wang
doaj   +1 more source

Obstacle Avoidance Path Planning of Planar Redundant Manipulators Using Workspace Density

open access: yesInternational Journal of Advanced Robotic Systems, 2015
This paper presents a new approach to generate the workspace of planar redundant manipulators based on the workspace density of a single link. The workspace density of planar serial redundant manipulators can be computed efficiently by using the concept ...
Hui Dong, Zhijiang Du
doaj   +1 more source

Collision-free inverse kinematics of the redundant seven-link manipulator used in a cucumber picking robot

open access: yes, 2010
The paper presents results of research on an inverse kinematics algorithm that has been used in a functional model of a cucumber-harvesting robot consisting of a redundant P6R manipulator.
Willigenburg, L.G., van   +8 more
core   +1 more source

Analytical inverse kinematic computation for 7-DOF redundant sliding manipulators

open access: yes, 2021
The shape and movement irregularities of rail-type redundant sliding manipulators lead to structural uncertainty, which results in inverse kinematics computations that are considerably more complicated than those of the traditional redundant manipulator ...
Liu JG(刘金国)   +7 more
core   +1 more source

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