Results 21 to 30 of about 4,781,981 (326)

Persistence–of–straining and polymer alignment in viscoelastic turbulence

open access: yesApplications in Engineering Science, 2020
Drag reduction in turbulent flows by the addition of polymers is a phenomenon that has a variety of applications in the engineering. The highly nonlinear interactions between the turbulent flow and the polymers in the polymeric solution still impose ...
Anselmo S. Pereira   +2 more
doaj   +1 more source

Deformed general relativity and scalar–tensor models [PDF]

open access: yesClassical and Quantum Gravity, 2018
20 pages, 4 figures, authors' accepted ...
Rhiannon Cuttell, Mairi Sakellariadou
openaire   +4 more sources

Gravitational waveforms in scalar-tensor gravity at 2PN relative order [PDF]

open access: yes, 2016
We compute the gravitational waveform from a binary system in scalar-tensor gravity at 2PN relative order. We restrict our calculation to non-spinning binary systems on quasi-circular orbits and compute the spin-weighted spherical modes of the radiation.
N. Sennett, S. Marsat, A. Buonanno
semanticscholar   +1 more source

On a ordering of area tensor elements orientations in a micropolar continuum immersed in an external plane space

open access: yesVestnik Samarskogo Gosudarstvennogo Tehničeskogo Universiteta. Seriâ: Fiziko-Matematičeskie Nauki, 2021
The paper deals with the problems of ordering the reper orientations for a micropolar continuum immersed in an external plane space. Based on the concept of an elementary tensor volume (area) \(M\)-cells, an algorithm for comparing and matching external ...
Evgenii V. Murashkin, Yuri N. Radayev
doaj  

Does the symmetry of absolute permeability influence relative permeability tensors in naturally fractured rocks?

open access: yesJournal of Petroleum Exploration and Production Technology, 2019
Relative permeability is a tensorial property directly dependent on absolute permeability tensor which has been taking both symmetric and non-symmetric (full tensor) forms in the literature.
Mohammad Sedaghat   +2 more
doaj   +1 more source

Robust brain network identification from multi-subject asynchronous fMRI data

open access: yesNeuroImage, 2021
We describe a novel method for robust identification of common brain networks and their corresponding temporal dynamics across subjects from asynchronous functional MRI (fMRI) using tensor decomposition.
Jian Li   +3 more
doaj   +1 more source

Distinguishing Random and Black Hole Microstates

open access: yesPRX Quantum, 2021
In this work, we study the distinguishability of random states drawn from the Wishart ensemble as well as black hole microstates. We compute the relative entropy and many generalizations, including the Petz Rényi relative entropy, sandwiched Rényi ...
Jonah Kudler-Flam   +2 more
doaj   +1 more source

Error Analysis and Correction of a Downhole Rotating Magnetic Full-Tensor Gradiometer

open access: yesIEEE Access, 2020
Compared with ground magnetic measurement and aeromagnetic survey, downhole magnetic measurements can provide more abundant and accurate distribution information of ore deposits.
Yangyi Sui   +4 more
doaj   +1 more source

Gravitational Waves in Scalar–Tensor–Vector Gravity Theory

open access: yesUniverse, 2021
In this paper, we study the properties of gravitational waves in the scalar–tensor–vector gravity theory. The polarizations of the gravitational waves are investigated by analyzing the relative motion of the test particles.
Yunqi Liu   +3 more
doaj   +1 more source

Randomized CP tensor decomposition [PDF]

open access: yesMachine Learning: Science and Technology, 2017
The CANDECOMP/PARAFAC (CP) tensor decomposition is a popular dimensionality-reduction method for multiway data. Dimensionality reduction is often sought after since many high-dimensional tensors have low intrinsic rank relative to the dimension of the ...
N. Benjamin Erichson   +3 more
semanticscholar   +1 more source

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