Results 11 to 20 of about 909,214 (267)

Particle Filtering With Invertible Particle Flow [PDF]

open access: yesIEEE Transactions on Signal Processing, 2017
A key challenge when designing particle filters in high-dimensional state spaces is the construction of a proposal distribution that is close to the posterior distribution. Recent advances in particle flow filters provide a promising avenue to avoid weight degeneracy; particles drawn from the prior distribution are migrated in the state-space to the ...
Yunpeng Li 0001, Mark Coates
openaire   +3 more sources

One-particle and few-particle billiards [PDF]

open access: yesChaos: An Interdisciplinary Journal of Nonlinear Science, 2006
We study the dynamics of one-particle and few-particle billiard systems in containers of various shapes. In few-particle systems, the particles collide elastically both against the boundary and against each other. In the one-particle case, we investigate the formation and destruction of resonance islands in (generalized) mushroom billiards, which are a
Lansel, Steven   +2 more
openaire   +5 more sources

Particle Entrapment in Line Elastohydrodynamic Contacts and the Influence of Intermolecular (van der Waals) Forces

open access: yesLubricants, 2020
A metallic particle passing through concentrated rolling-sliding contacts is often linked to surface damage for particles larger than the available gap. At the instant of particle pinching, force balancing dictates particle entrapment and passing through
George K. Nikas
doaj   +1 more source

Énonciation, corpus et representativité : le cas de « along »

open access: yesCogniTextes, 2019
The representativeness of a corpus is a function of the relationship between the corpus and a target language or language variety the corpus is intended to sample.
Graham Ranger
doaj   +1 more source

Applying Physics-Informed Neural Networks to Solve Navier–Stokes Equations for Laminar Flow around a Particle

open access: yesMathematical and Computational Applications, 2023
In recent years, Physics-Informed Neural Networks (PINNs) have drawn great interest among researchers as a tool to solve computational physics problems.
Beichao Hu, Dwayne McDaniel
doaj   +1 more source

Granulometric study of Synferta N-22 and Synferta N-17

open access: yesResearch in Agricultural Engineering, 2006
Physical properties of commercial fertilizers play important role from precision application point of view. Granulometric evaluation is usually performed by sieve separation according ČSN 01 5030 standard.
J. Krupička, B. Hanousek
doaj   +1 more source

The Effect of the Shear Flow on the Morphological Pattern of Particles in an Undercooled Melt

open access: yesMetals, 2022
The effect of shear flow on the morphological pattern of particles in an undercooled melt is studied by using the asymptotic method. The mathematical model of the particle includes the anisotropic interface kinetic undercooling.
Mingwen Chen   +4 more
doaj   +1 more source

Extended Superspheres for Shape Approximation of Near Polyhedral Nanoparticles and a Measure of the Degree of Polyhedrality

open access: yesNanomaterials, 2016
Crystalline nanoparticles or nanoprecipitates with a cubic structure often have near polyhedral shapes composed of low-index planes with {100}, {111} and {110}. To consider such near polyhedral shapes, algebraic formulas of extended superspheres that can
Susumu Onaka
doaj   +1 more source

Solid–Liquid Interfacial Properties Related to Ionic Conductivity of Mixtures of Metal Oxide Particles and Lithium Bis(fluorosulfonyl)amide-Sulfone Electrolytes

open access: yesElectrochemistry, 2023
We evaluated and compared the physical properties of electrolyte solutions consisting of lithium bis(fluorosulfonyl)amide and sulfone solvents (molar ratio = 1 : 3) and their mixtures containing aluminum oxide (α-Al2O3) or lithium lanthanum zirconate ...
Yuu WATANABE   +4 more
doaj   +1 more source

Particle Dispersion and Coherent Fine Scale Eddies in Turbulence

open access: yesJournal of Fluid Science and Technology, 2008
Direct numerical simulations of homogeneous isotropic turbulence laden with particles have been conducted to clarify the relationship between particle dispersion and coherent fine scale eddies in turbulence.
Makoto SATO   +2 more
doaj   +1 more source

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