Results 11 to 20 of about 461,030 (283)

Kinematic Bézier Maps [PDF]

open access: yesIEEE Transactions on Systems, Man, and Cybernetics, Part B (Cybernetics), 2012
The kinematics of a robot with many degrees of freedom is a very complex function. Learning this function for a large workspace with a good precision requires a huge number of training samples, i.e., robot movements. In this paper, we introduce the Kinematic Bézier Map (KB-Map), a parameterizable model without the generality of other systems but whose ...
Ulbrich, Stefan   +4 more
openaire   +5 more sources

Reliability and discriminative accuracy of 5 measures for craniocaudal humeral position: an assessment on conventional radiographs

open access: yesJSES International, 2020
Hypothesis: This study aimed to examine the reliability and diagnostic discriminative accuracy of 5 different methods that quantity the craniocaudal humeral position with respect to the scapula on conventional radiographs. Methods: In this retrospective,
Arjen Kolk, MD   +4 more
doaj   +1 more source

KINEMATICALLY BLOCKED CURVATON [PDF]

open access: yesModern Physics Letters A, 2011
In this paper, we investigate the idea that the decay of a curvaton is kinematically blocked and show that the coupling constant for curvaton decay can be as large as [Formula: see text]. We also find in this case the lower bound of the Hubble parameter at horizon exit from big bang nucleosynthesis (BBN) is H* ≳ 7.2 × 10-9M P ~ 1010 GeV .
Lee, Lu-Yun   +2 more
openaire   +2 more sources

Age-Related Changes in Inter-Joint Interactions for Global and Local Kinematics While Standing

open access: yesIEEE Transactions on Neural Systems and Rehabilitation Engineering, 2023
Inter-joint interactions are involved in human standing. These interactions work not only for global kinematics that control the center of mass (COM) of the entire body, but also for local kinematics that control joint angular movements.
Kimiya Fujio, Yahiko Takeuchi
doaj   +1 more source

Evaluation of a multibody kinematics optimization method for three-dimensional canine pelvic limb gait analysis

open access: yesBMC Veterinary Research, 2020
Background Skin marker-based three-dimensional kinematic gait analysis were commonly used to assess the functional performance and movement biomechanics of the pelvic limb in dogs.
Cheng-Chung Lin   +5 more
doaj   +1 more source

Stellar Motions in the Polar Ring Galaxy NGC 4650A [PDF]

open access: yes, 2003
We present the first measurement of the stellar kinematics in the polar ring of NGC 4650A. There is well defined rotation, with the stars and gas rotating in the same direction, and with similar amplitude.
Combes F., Rob A. Swaters, Vera C. Rubin
core   +1 more source

TELEREHABILITATION FOR STROKE PATIENTS: AN OVERVIEW OF REVIEWS

open access: yesJournal of Accessibility and Design for All, 2014
Background: The increasing number of survivors following stroke events are enlightening new needs to guarantee appropriate care and quality of life support at home.
Andrea Turolla
doaj   +1 more source

Kinematics Analysis of 5250 Lab-Volt 5-DOF Robot Arm [PDF]

open access: yesEngineering and Technology Journal, 2014
This paper presents for the first time a complete kinematic analysis of 5250 Lab-Volt 5-Dof robot which include both forward kinematics and inverse kinematics for this robot arm.
Wathik Isaa Mahdi AL-Tameemi   +1 more
doaj   +1 more source

A preliminary investigation of trunk and wrist kinematics when using drivers with different shaft properties [PDF]

open access: yes, 2016
It is unknown whether skilled golfers will modify their kinematics when using drivers of different shaft properties. This study aimed to firstly, determine if golf swing kinematics and swing parameters and related launch conditions differed when using ...
Burnett, A   +3 more
core   +3 more sources

Generalized Kinematics Analysis of Hybrid Mechanisms Based on Screw Theory and Lie Groups Lie Algebras

open access: yesChinese Journal of Mechanical Engineering, 2021
Advanced mathematical tools are used to conduct research on the kinematics analysis of hybrid mechanisms, and the generalized analysis method and concise kinematics transfer matrix are obtained.
Peng Sun   +5 more
doaj   +1 more source

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