Results 31 to 40 of about 54,215 (268)

Seeing and Hearing in the Laozi and Zhuangzi and the Question of Authority and Authenticity

open access: yesReligions, 2019
The present paper investigates the significance of visual and auditory metaphors as used in the main Daoist classics the Laozi 老子 and Zhuangzi 莊子. While both works disparage the role of the senses, they nonetheless employ a large number of metaphors ...
Andrej Fech
doaj   +1 more source

Contribution of the posterior parietal cortex in reaching, grasping, and using objects and tools

open access: yesFrontiers in Psychology, 2014
Neuropsychological and neuroimaging data suggest a differential contribution of posterior parietal regions during the different components of a transitive gesture.
Guy eVingerhoets
doaj   +1 more source

Lightweight and High-Payload Robotic Gripper Using Shape-Memory-Alloy Actuator and Self-Locking Mechanism

open access: yesIEEE Access
This study proposes a novel lightweight robotic gripper with a high-payload capacity using shape-memory-alloy (SMA) actuators and a self-locking mechanism. The multi-joint fingers of the developed gripper are driven by flexible SMA actuators.
Toshihiro Nishimura   +5 more
doaj   +1 more source

Grasping Discriminates between Object Sizes Less Not More Accurately than the Perceptual System

open access: yesVision, 2019
Ganel, Freud, Chajut, and Algom (2012) demonstrated that maximum grip apertures (MGAs) differ significantly when grasping perceptually identical objects.
Frederic Göhringer   +3 more
doaj   +1 more source

Grasping Complexity

open access: yesComputers & Mathematics with Applications, 2013
The century of complexity has come. The face of science has changed. Surprisingly, when we start asking about the essence of these changes and then critically analyse the answers, the result are mostly discouraging. Most of the answers are related to the properties that have been in the focus of scientific research already for more than a century (like
Alexander N. Gorban, G. S. Yablonsky
openaire   +3 more sources

Adaptive Grasping of Moving Objects through Tactile Sensing

open access: yesSensors, 2021
A robot’s ability to grasp moving objects depends on the availability of real-time sensor data in both the far-field and near-field of the gripper. This research investigates the potential contribution of tactile sensing to a task of grasping an object ...
Patrick Lynch   +2 more
doaj   +1 more source

Grasping the Inconspicuous

open access: yesCoRR, 2022
Transparent objects are common in day-to-day life and hence find many applications that require robot grasping. Many solutions toward object grasping exist for non-transparent objects. However, due to the unique visual properties of transparent objects, standard 3D sensors produce noisy or distorted measurements.
Hrishikesh Gupta   +3 more
openaire   +2 more sources

Expertise affects representation structure and categorical activation of grasp postures in climbing

open access: yesFrontiers in Psychology, 2014
In indoor rock climbing, the perception of object properties and the adequate execution of grasping actions highly determine climbers’ performance. In two consecutive experiments, effects of climbing expertise on the cognitive activation of grasping ...
Bettina E. Bläsing   +7 more
doaj   +1 more source

Learning Grasp Configuration Through Object-Specific Hand Primitives for Posture Planning of Anthropomorphic Hands

open access: yesFrontiers in Neurorobotics, 2021
The proposal of postural synergy theory has provided a new approach to solve the problem of controlling anthropomorphic hands with multiple degrees of freedom. However, generating the grasp configuration for new tasks in this context remains challenging.
Bingchen Liu   +3 more
doaj   +1 more source

GRASP: the Future!

open access: yesAtoms, 2022
Relativistic atomic and molecular structure calculations start from very different premises to quantum electrodynamics (QED). QED predicts radiative corrections that can nly be approximated crudely in today's atomic structure programs. This paper describes rigorous simple algorithms for including accurate vacuum polarization and self-energy corrections
Ian Grant, Harry Quiney
openaire   +2 more sources

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