Results 51 to 60 of about 307,291 (126)

Multi-patch discontinuous Galerkin isogeometric analysis for wave propagation: explicit time-stepping and efficient mass matrix inversion

open access: yes, 2018
We present a class of spline finite element methods for time-domain wave propagation which are particularly amenable to explicit time-stepping. The proposed methods utilize a discontinuous Galerkin discretization to enforce continuity of the solution ...
Chan, Jesse, Evans, John A
core   +1 more source

Simultaneous Sparse Approximation Using an Iterative Method with Adaptive Thresholding

open access: yes, 2017
This paper studies the problem of Simultaneous Sparse Approximation (SSA). This problem arises in many applications which work with multiple signals maintaining some degree of dependency such as radar and sensor networks.
Boloursaz, Mahdi   +3 more
core  

On the sharpness of a superconvergence estimate in connection with one-dimensional Galerkin methods

open access: yesJournal of Inequalities and Applications, 1999
The present paper studies some aspects of approximation theory in the context of one-dimensional Galerkin methods. The phenomenon of superconvergence at the knots is well-known.
Goebbels StJ
doaj  

IWOA-LSTM based intrinsic structural identification of steel fiber concrete

open access: yesScientific Reports
Fracture damage in steel fiber concrete (SFRC) is a developmental process in which deformation and damage are coupled with each other. In order to accurately identify the high-temperature constitutive model taking into account the damage evolution, a ...
Ping Li, Jie Feng, Shiwei Duan
doaj   +1 more source

Reliability and validity of the Chinese version of the nurses’ health-related procrastination scale (NHRPS) in Chinese nurses

open access: yesBMC Nursing
Background The physical and mental health of nurses is closely related to the quality of nursing and patient safety. Nurses face greater health risks, which are closely related to health procrastination.
Haili Zhang   +4 more
doaj   +1 more source

Radiative interactions in chemically reacting supersonic internal flows [PDF]

open access: yes
The two-dimensional, elliptic Navier-Stokes equations are used to investigate supersonic flows with finite-rate chemistry and radiation for hydrogen-air systems.
Chandrasekhar, R., Tiwari, S. N.
core   +1 more source

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