Results 11 to 20 of about 834,651 (241)

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

Searching force-closure optimal grasps of articulated 2D objects with n links [PDF]

open access: yes, 2014
This paper proposes a method that finds a locally optimal grasp of an articulated 2D object with n links considering frictionless contacts. The surface of each link of the object is represented by a finite set of points, thus it may have any shape.
Alvarado Tovar, Noé   +1 more
core   +1 more source

Comparison of Maximum Fingertip Force Distribution in Cylindrical Grasping Between Healthy Adults and Patients With Spinal Cord Injury

open access: yesPhysical Therapy Korea, 2022
Background: It is known that hand strength and fingertip force are used as an indicator of muscle strength and are also highly related to the various chronic symptoms and even lifespan.
Jisun Hwang, Jae Sun Ree, Seonhong Hwang
doaj   +1 more source

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

Data-Driven Grasp Synthesis - A Survey [PDF]

open access: yes, 2016
We review the work on data-driven grasp synthesis and the methodologies for sampling and ranking candidate grasps. We divide the approaches into three groups based on whether they synthesize grasps for known, familiar or unknown objects.
Asfour, Tamim   +3 more
core   +1 more source

Superparamagnetic colloids in viscous fluids

open access: yesScientific Reports, 2017
The influence of a magnetic field on the aggregation process of superparamagnetic colloids has been well known on short time for a few decades. However, the influence of important parameters, such as viscosity of the liquid, has received only little ...
A. Darras   +3 more
doaj   +1 more source

Combined effect of moisture and electrostatic charges on powder flow

open access: yesEPJ Web of Conferences, 2017
It is well known in industrial applications involving powders and granular materials that the relative air humidity and the presence of electrostatic charges influence drastically the material flowing properties.
Rescaglio Antonella   +3 more
doaj   +1 more source

Reaching, Grasping and Re-grasping: Learning Multimode Grasping Skills

open access: yes, 2020
The ability to adapt to uncertainties, recover from failures, and coordinate between hand and fingers are essential sensorimotor skills for fully autonomous robotic grasping. In this paper, we aim to study a unified feedback control policy for generating the finger actions and the motion of hand to accomplish seamlessly coordinated tasks of reaching ...
Hu, Wenbin   +3 more
openaire   +2 more sources

A pilot study on the test re-test and the inter-rater reliability of the Melbourne Assessment of Unilateral Upper Limb Function

open access: yesSouth African Journal of Physiotherapy, 2009
Objective: The Melbourne Assessment of Unilateral Upper Limb Function(commonly referred to as the Melbourne A ssessment) was identified as atool to quantify the quality of upper extremity function in children with cerebral palsy aged 5 to 15 years in ...
P. Jayaraman, T. Puckree
doaj   +1 more source

Unscented Bayesian Optimization for Safe Robot Grasping [PDF]

open access: yes, 2016
We address the robot grasp optimization problem of unknown objects considering uncertainty in the input space. Grasping unknown objects can be achieved by using a trial and error exploration strategy.
Bernardino, Alexandre   +3 more
core   +2 more sources

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