Results 1 to 10 of about 950,534 (288)

Effect of grain shape on the dynamics of granular materials in 2D rotating drum [PDF]

open access: yesEPJ Web of Conferences, 2021
We experimentally investigate the effect of the grain shape on the flow of granular material. The grain shape is modified to highlight the effect of grain circularity on granular flow in a 2D rotating drum.
Preud’homme Nicolas   +3 more
doaj   +1 more source

A Novel Space Robot with Triple Cable-Driven Continuum Arms for Space Grasping

open access: yesMicromachines, 2023
With the increasing demand of human beings for space exploration, space robots show great development potential. When grasping space objects with different sizes and shapes, cable-driven continuum arms have better performance than traditional robots.
Yicheng Dai   +4 more
doaj   +1 more source

Outcomes and Hand Use of Reaching Attempts: Comparison of Infants at Risk for Developmental Disability and Infants With Typical Development

open access: yesFrontiers in Psychology, 2022
BackgroundInfants at risk for developmental disabilities often show signs of motor delay. Reaching is a skill that can help us identify atypical motor trajectories in early infancy.
Nushka Remec   +8 more
doaj   +1 more source

Single sheet separation method from piled fabrics by roller hand mechanism and separation success judgement method

open access: yesNihon Kikai Gakkai ronbunshu, 2021
Automation is currently delayed in garment factory. In order to automate the work in a garment factory, a method of single sheet separation from piled fabric is required.
Keisuke MANABE   +2 more
doaj   +1 more source

A Biologically Inspired Dexterous Robot Hand with High Grip Force [PDF]

open access: yes한국정밀공학회지, 2019
This paper presents a robot hand inspired from grasp and grip mechanism of human hand. In human hand, grasp and grip are different terms: Human hand can grasp an object adaptively by individual pulling of each finger’s tendon.
Dong-Hyuk Lee, In Goo Kwon, Jung San Cho
doaj   +1 more source

Greater Reduction in Contralesional Hand Use After Frontoparietal Than Frontal Motor Cortex Lesions in Macaca mulatta

open access: yesFrontiers in Systems Neuroscience, 2021
We previously reported that rhesus monkeys recover spontaneous use of the more impaired (contralesional) hand following neurosurgical lesions to the arm/hand representations of primary motor cortex (M1) and lateral premotor cortex (LPMC) (F2 lesion) when
Warren G. Darling   +5 more
doaj   +1 more source

Reactive Exercises with Interactive Objects: Interim Analysis of a Randomized Trial on Task-Driven NMES Grasp Rehabilitation for Subacute and Early Chronic Stroke Patients

open access: yesSensors, 2021
Enriched environments and tools are believed to promote grasp rehabilitation after stroke. We designed S2, an interactive grasp rehabilitation system consisting of smart objects, custom orthoses for selective grasp constraining, and an electrode array ...
Andrea Crema   +18 more
doaj   +1 more source

A nonmonotone GRASP [PDF]

open access: yes, 2016
A greedy randomized adaptive search procedure (GRASP) is an itera- tive multistart metaheuristic for difficult combinatorial optimization problems. Each GRASP iteration consists of two phases: a construction phase, in which a feasible solution is ...
De Santis, M.   +4 more
core   +1 more source

Therapists\u27 use of the graded repetitive arm supplementary program (GRASP) intervention: A practice implementation survey study [PDF]

open access: yes, 2013
The aims of this study were: (1) to explore the extent of practice implementation of GRASP in the United Kingdom; (2) using an implementation framework, to explore UK therapists\u27 opinions of implementing GRASP; and (3) if GRASP is found to be used in ...
Connell, Louise A.   +3 more
core   +4 more sources

Adopting GRASP to solve a novel model for bus timetabling problem with minimum transfer and fruitless waiting times [PDF]

open access: yesAUT Journal of Mathematics and Computing, 2020
This paper addresses a variant of bus timetabling problem assuming that travel times changes dynamically over the planning horizon. In addition to minimizing the transfer waiting time, another objective, namely minimizing the fruitless waiting time, is ...
Javad Zamani Kafshani   +2 more
doaj   +1 more source

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