Results 41 to 50 of about 366,029 (327)

Hydrogen-, Helium-, and Lithium-like Bound States in Classical and Quantum Plasmas

open access: yesPlasma, 2022
We study the effective interactions and the mass action constants for pair and triple associations in classical and quantum plasmas. Avoiding double counting, we derive new expressions for the mass action constants.
Werner Ebeling, Gerd Röpke
doaj   +1 more source

HiTIM: Hierarchical Task Information Mining for Few-Shot Action Recognition

open access: yesApplied Sciences, 2023
Although the existing few-shot action recognition methods have achieved impressive results, they suffer from two major shortcomings. (a) During feature extraction, few-shot tasks are not distinguished and task-irrelevant features are obtained, resulting ...
Li Jiang   +4 more
doaj   +1 more source

General Relativity with a Positive Cosmological Constant Λ as a Gauge Theory

open access: yesAxioms, 2019
In this paper, we show that the general relativity action (and Lagrangian) in recent Einstein⁻Palatini formulation is equivalent in four dimensions to the action (and Langrangian) of a gauge field.
Marta Dudek, Janusz Garecki
doaj   +1 more source

Scalar Field Cosmology from a Modified Poisson Algebra

open access: yesMathematics, 2022
We investigate the phase space of a scalar field theory obtained by minisuperspace deformation. We consider quintessence or phantom scalar fields in the action that arises from minisuperspace deformation on the Einstein–Hilbert action.
Genly Leon   +2 more
doaj   +1 more source

Deverbal semantics and the Montagovian generative lexicon [PDF]

open access: yes, 2014
We propose a lexical account of action nominals, in particular of deverbal nominalisations, whose meaning is related to the event expressed by their base verb.
Real-Coelho, Livy-Maria   +1 more
core   +3 more sources

Context effects in embodied lexical-semantic processing

open access: yesFrontiers in Psychology, 2010
The embodied view of language comprehension proposes that the meaning of words is grounded in perception and action rather than represented in abstract amodal symbols.
Wessel O Van Dam   +3 more
doaj   +1 more source

A Variational Approach to Resistive General Relativistic Two-Temperature Plasmas

open access: yesUniverse, 2023
We develop an action principle to construct the field equations for dissipative/resistive general relativistic two-temperature plasmas, including a neutrally charged component.
Gregory Lee Comer   +3 more
doaj   +1 more source

Spreadability for Quantum Stochastic Processes, with an Application to Boolean Commutation Relations

open access: yesEntropy, 2020
In order to manage spreadability for quantum stochastic processes, we study in detail the structure of the involved monoids acting on the index-set of all integers Z , that is that generated by left and right hand-side partial shifts, the monoid of ...
Vitonofrio Crismale   +2 more
doaj   +1 more source

Exploring 3D Human Action Recognition Using STACOG on Multi-View Depth Motion Maps Sequences

open access: yesSensors, 2021
This paper proposes an action recognition framework for depth map sequences using the 3D Space-Time Auto-Correlation of Gradients (STACOG) algorithm. First, each depth map sequence is split into two sets of sub-sequences of two different frame lengths ...
Mohammad Farhad Bulbul   +5 more
doaj   +1 more source

Semantic activation in action planning.

open access: yesJournal of Experimental Psychology: Human Perception and Performance, 2006
Four experiments investigated activation of semantic information in action preparation. Participants either prepared to grasp and use an object (e.g., to drink from a cup) or to lift a finger in association with the object's position following a go/no-go lexical-decision task.
Oliver Lindemann   +3 more
openaire   +7 more sources

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