Results 21 to 30 of about 156,308 (283)

Acceleration-Level Obstacle Avoidance of Redundant Manipulators

open access: yesIEEE Access, 2019
Avoiding obstacle during path planning is a crucial issue in redundant manipulators. In this study, the obstacle avoidance of redundant manipulators, which is investigated at acceleration level, is presented.
Dongsheng Guo   +2 more
doaj   +1 more source

Kinematic analysis of redundant robotic manipulators: application to Kuka LWR 4+ and ABB Yumi

open access: yesRevista Iberoamericana de Automática e Informática Industrial RIAI, 2018
This paper presents a kinematic analysis of two redundant serial manipulators: Kuka LWR 4+ and ABB Yumi. This analysis includes the derivation of the forward kinematics for both manipulators as well as the solution of the inverse kinematic problem.
Isiah Zaplana   +2 more
doaj   +1 more source

Redundant manipulators kinematics inversion

open access: yes, 2011
A robotic system is kinematically redundant when it possesses more degrees of freedom than those required to execute a given task. This paper reviews the well-known methods used to find the inverse kinematics of redundant manipulators.
Mohamed, H.A.F.   +2 more
core   +3 more sources

A New Noise-Tolerant Obstacle Avoidance Scheme for Motion Planning of Redundant Robot Manipulators

open access: yesFrontiers in Neurorobotics, 2018
Avoiding obstacle(s) is a challenging issue in the research of redundant robot manipulators. In addition, noise from truncation, rounding, and model uncertainty is an important factor that affects greatly the obstacle avoidance scheme.
Dongsheng Guo   +4 more
doaj   +1 more source

Optimal Design of Planar Paraller Manipulators 3 RRR Through Lower Energy Consumption

open access: yes, 2009
Organised by: Cranfield UniversityIn most existing studies, the solutions of planar parallel manipulators are restricted to a feasible region of solution. This research provides an optimal solution in link dimension of planar parallel manipulators to a
Ledezma-Rubio, Y. A.   +1 more
core   +5 more sources

Acceleration-Level Multi-Criteria Optimization for Remedying Joint-Angle Drift of Redundant Manipulators on Complex Path Tracking

open access: yesIEEE Access, 2019
In this paper, to remedy the joint-angle drift problem of redundant manipulators at the acceleration level, a multi-criteria optimization motion planning (MCOMP) scheme is proposed and investigated for redundant manipulators.
Zhaoli Jia   +5 more
doaj   +1 more source

A snake-inspired path planning algorithm based on reinforcement learning and self-motion for hyper-redundant manipulators

open access: yesInternational Journal of Advanced Robotic Systems, 2022
Redundant manipulators are flexible enough to adapt to complex environments, but their controller is also required to be specific for their extra degrees of freedom.
Yue Lin   +4 more
doaj   +1 more source

Recurrent Neural Network for State Adjustment of Redundant Manipulators

open access: yesIEEE Access, 2020
To make joints of a redundant manipulator moving automatically to a target state, a state-adjustment (SA) scheme is studied and modified in this paper.
Long Jin, Li He, Zhiguan Huang, Jun Wang
doaj   +1 more source

Avoidance Manipulability for Redundant Manipulators.

open access: yesJournal of the Robotics Society of Japan, 1999
This paper is concerned with avoidance manipulability of redundant manipulators for trajectory tracking and obstacle avoidance. Possibility of avoiding a collision with obstacles during tracking a desired hand trajectory is discussed with proposed avoidance matrix, avoidance manipulability ellipsoid and avoidance manipulability measure which are ...
Minani, Mamoru   +2 more
openaire   +2 more sources

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   +4 more sources

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