Results 31 to 40 of about 23,503,020 (327)

Low Delay Control Algorithm of Robot Arm for Minimally Invasive Medical Surgery

open access: yesIEEE Access, 2020
Minimally invasive surgical robots have received more and more attention from medical patients because of their higher surgical accuracy and higher safety than doctors.
Xiumei Tian, Yan Xu
doaj   +1 more source

Kinematic-Vision Residuals Analysis [PDF]

open access: yes2007 IEEE Aerospace Conference, 2007
This paper describes the design, validation, and integration of a tool to locate a portion of the instrument deployment device (IDD) on the Mars exploration rover (MER) vehicles on Mars in imagery from the front hazard avoidance cameras, and to track the differences between the predicted and detected position of the manipulator over time.
Kevin Nickels   +3 more
openaire   +1 more source

Kinematic path analysis of kinematically indeterminate systems

open access: yesKSCE Journal of Civil Engineering, 2016
Kinematically indeterminate systems are geometrically unstable. Considering that there is only tiny elastic deformation in the process of the mechanism motion, the method to simulate kinematic paths of kinematically indeterminate systems without considering elastic deformation is studied in this paper.
Xingfei Yuan   +3 more
openaire   +1 more source

A Gemini/GMOS Study of Intermediate Luminosity Early-Type Virgo Cluster Galaxies. I. Globular Cluster and Stellar Kinematics

open access: yes, 2015
We present a kinematic analysis of the globular cluster systems and diffuse stellar light of four intermediate luminosity (sub-$L^{\ast}$) early-type galaxies in the Virgo cluster based on Gemini/GMOS data.
Blakeslee, John P.   +12 more
core   +2 more sources

Study of a Companion Trajectory Kinematics Analysis Method for the Five-Blade Rotor Swing Scraper Pump

open access: yesMachines
This paper proposes a five-blade rotor swing scraper pump (FRSSP) to overcome traditional volumetric pumps’ drawbacks, such as poor sealing performance, low volumetric efficiency, and complex structure.
Chong Wang   +4 more
doaj   +1 more source

Study on structural modeling and kinematics analysis of a novel wheel-legged rescue robot

open access: yes, 2018
This article presents a novel rescue robot with three-degrees of freedom leg mechanism based on the serial–parallel and wheel-legged mechanisms, which consists of two Universal joint-Prismatic joint-Spherical joint plus one Universal joint and Revolute ...
J. Niu   +6 more
semanticscholar   +1 more source

Kinematics Analysis and Trajectory Planning of 6-DOF Hydraulic Robotic Arm in Driving Side Pile

open access: yesMachines
Given the difficulty in manually adjusting the position and posture of the pile body during the pile driving process, the improved Denavit-Hartenberg (D-H) parameter method is used to establish the kinematics equation of the mechanical arm, based on the ...
Mingjie Feng   +4 more
doaj   +1 more source

Performance of Graduate Students at Identifying Introductory Physics Students' Difficulties Related to Kinematics Graphs

open access: yes, 2016
The Test of Understanding Graphs in Kinematics (TUG-K) is a multiple choice test developed by Beichner to assess students' understanding of kinematics graphs.
Maries, Alexandru, Singh, Chandralekha
core   +1 more source

Autonomous Gait Event Detection with Portable Single-Camera Gait Kinematics Analysis System

open access: yesJ. Sensors, 2016
Laboratory-based nonwearable motion analysis systems have significantly advanced with robust objective measurement of the limb motion, resulting in quantified, standardized, and reliable outcome measures compared with traditional, semisubjective ...
Cheng Yang   +7 more
semanticscholar   +1 more source

Kinematics, workspace and singularity analysis of a multi-mode parallel robot

open access: yes, 2017
A family of reconfigurable parallel robots can change motion modes by passing through constraint singularities by locking and releasing some passive joints of the robot.
Chablat, Damien   +2 more
core   +2 more sources

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