Results 1 to 10 of about 834,651 (241)

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

Target-Mass Grasping of Entangled Food Using Pre-Grasping & Post-Grasping [PDF]

open access: yesIEEE Robotics and Automation Letters, 2022
9 pages. Accepted at IEEE Robotics and Automation Letters (RA-L) with ICRA2022 option.
Kuniyuki Takahashi   +2 more
openaire   +2 more sources

Certified Grasping

open access: yesThe International Journal of Robotics Research, 2022
This paper studies the robustness of grasping in the frictionless plane from a geometric perspective. By treating grasping as a process that shapes the free-space object over time, we define three types of certificates to guarantee success of a grasp: (a) invariance under an initial set, (b) convergence toward a goal grasp, and (c) observability over ...
Bernardo Aceituno-Cabezas   +2 more
openaire   +2 more sources

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

GRASP: A Multitasking Tether [PDF]

open access: yesFrontiers in Cell and Developmental Biology, 2016
Originally identified as Golgi stacking factors in vitro, the Golgi reassembly stacking protein (GRASP) family has been shown to act as membrane tethers with multiple cellular roles. As an update to previous comprehensive reviews of the GRASP family (Giuliani et al., 2011; Vinke et al., 2011; Jarvela and Linstedt, 2012), we outline here the latest ...
Rabouille, Catherine, Linstedt, Adam D
openaire   +5 more sources

Scale-Dependent Grasp. [PDF]

open access: yesJournal of the Robotics Society of Japan, 1999
This paper discusses the scale-dependent grasp. Suppose that an object is initially placed on a table without touching by human hand and, then he (or she) finally achieves an enveloping grasp after an appropriate approach phase. Under such initial and final conditions, human unconsciously changes the grasp strategy according to the size of object, even
Kaneko, Makoto   +2 more
openaire   +4 more sources

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

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

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