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    JCPHY
    2016
    47views more  JCPHY 2016»
    A curved boundary treatment for discontinuous Galerkin schemes solving time dependent problems
    10 years 28 days ago
    A curved boundary treatment for discontinuous Galerkin schemes solving time dependent problems
    Download  www.math.purdue.edu
    For problems defined in a two-dimensional domain Ω with boundary conditions specified on a curve Γ, we consider discontinuous Galerkin (DG) schemes with high order polynomial...
    Xiangxiong Zhang
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    JCPHY
    2016
    50views more  JCPHY 2016»
    Dimension-independent likelihood-informed MCMC
    10 years 28 days ago
    Dimension-independent likelihood-informed MCMC
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    Many Bayesian inference problems require exploring the posterior distribution of high-dimensional parameters that, in principle, can be described as functions. This work introduces...
    Tiangang Cui, Kody J. H. Law, Youssef M. Marzouk
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    JCPHY
    2016
    35views more  JCPHY 2016»
    Exact calculation of the overlap volume of spheres and mesh elements
    10 years 28 days ago
    Exact calculation of the overlap volume of spheres and mesh elements
    Download  www.mss.cbi.fau.de
    An algorithm for the exact calculation of the overlap volume of a sphere and a tetrahedron, wedge, or hexahedron is described. The method can be used to determine the exact local ...
    Severin Strobl, Arno Formella, Thorsten Pösch...
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    JCPHY
    2016
    40views more  JCPHY 2016»
    Well-conditioned fractional collocation methods using fractional Birkhoff interpolation basis
    10 years 28 days ago
    Well-conditioned fractional collocation methods using fractional Birkhoff interpolation basis
    Download  www.ntu.edu.sg
    Abstract. The purpose of this paper is twofold. Firstly, we provide explicit and compact formulas for computing both Caputo and (modified) Riemann-Liouville (RL) fractional pseudo...
    Yujian Jiao, Li-Lian Wang, Can Huang
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    JCPHY
    2016
    33views more  JCPHY 2016»
    An assessment of coupling algorithms for nuclear reactor core physics simulations
    10 years 28 days ago
    An assessment of coupling algorithms for nuclear reactor core physics simulations
    Download  www.casl.gov
    This paper evaluates the performance of multiphysics coupling algorithms on a light water nuclear reactor core simulation. The simulation couples the k-eigenvalue form of the neut...
    Steven P. Hamilton, Mark A. Berrill, Kevin T. Clar...
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    JCPHY
    2016
    54views more  JCPHY 2016»
    An added-mass partition algorithm for fluid-structure interactions of compressible fluids and nonlinear solids
    10 years 28 days ago
    An added-mass partition algorithm for fluid-structure interactions of compressible fluids and nonlinear solids
    Download  www.overtureframework.org
    We describe an added-mass partitioned (AMP) algorithm for solving fluid-structure interaction (FSI) problems involving inviscid compressible fluids interacting with nonlinear so...
    Jeffrey W. Banks, William D. Henshaw, Ashwana K. K...
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    JCPHY
    2016
    33views more  JCPHY 2016»
    Numerical methods for high-dimensional probability density function equations
    10 years 28 days ago
    Numerical methods for high-dimensional probability density function equations
    Download  www.dam.brown.edu
    In this paper we address the problem of computing the numerical solution to kinetic partial differential equations involving many phase variables. These types of equations arise ...
    H. Cho, D. Venturi, George E. Karniadakis
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    JCPHY
    2016
    34views more  JCPHY 2016»
    A hybrid method with deviational particles for spatial inhomogeneous plasma
    10 years 28 days ago
    A hybrid method with deviational particles for spatial inhomogeneous plasma
    Download  www.math.ucla.edu
    In this work we propose a Hybrid method with Deviational Particles (HDP) for a plasma modeled by the inhomogeneous Vlasov-Poisson-Landau system. We split the distribution into a M...
    Bokai Yan
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    JCPHY
    2016
    61views more  JCPHY 2016»
    Hyperbolic systems of equations posed on erroneous curved domains
    10 years 28 days ago
    Hyperbolic systems of equations posed on erroneous curved domains
    Download  liu.diva-portal.org
    The effect of an inaccurate geometry description on the solution accuracy of a hyperbolic problem is discussed. The inaccurate geometry can for example come from an imperfect CAD ...
    Jan Nordström, Samira Nikkar
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    JCPHY
    2016
    47views more  JCPHY 2016»
    The method of polarized traces for the 2D Helmholtz equation
    10 years 28 days ago
    The method of polarized traces for the 2D Helmholtz equation
    Download  math.mit.edu
    We present a solver for the 2D high-frequency Helmholtz equation in heterogeneous acoustic media, with online parallel complexity that scales optimally as O(N L ), where N is the ...
    Leonardo Zepeda-Núñez, Laurent Deman...
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