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检索条件"机构=Program in Applied and Computational Mathematics Princeton University"
1253 条 记 录,以下是101-110 订阅
排序:
An efficient method for computing leading eigenvalues and eigenvectors of large asymmetric matrices
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Journal of Scientific Computing 1987年 第1期2卷 33-58页
作者: Goldhirsch, L. Orszag, Steven A. Maulik, B.K. Applied and Computational Mathematics Princeton University Princeton 08544 New Jersey United States
An efficient method for computing a given number of leading eigenvalues (i.e., having largest real parts) and the corresponding eigenvectors of a large asymmetric matrix M is presented. The method consists of three ma... 详细信息
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Multiblock mesh generation for multiple element airfoils with Euler solutions
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Computing Systems in Engineering 1990年 第2-4期1卷 325-331页
作者: Stewart, M.E.M. Department of Applied and Computational Mathematics Princeton University Princeton NJ 08544 United States
A novel search algorithm for the decomposition of arbitrary, two-dimensional domains into non-overlapping, topologically rectangular blocks is described. The algorithm automates several stages in the domain decomposit...
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Independent degrees of freedom of dynamical systems
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Journal of Scientific Computing 1987年 第2期2卷 111-121页
作者: Bayly, B.J. Goldhirsch, I. Orszag, Steven A. Applied and Computational Mathematics Princeton University Princeton 08544 New Jersey United States
Numerical evidence is presented demonstrating the possibility of obtaining reduced equations of motion for dynamical systems in terms of a small number of variables. Some implications of these results are discussed. &...
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A case study in parallel computing: I. Homogeneous turbulence on a hypercube
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Journal of Scientific Computing 1991年 第1期6卷 27-45页
作者: Jackson, Eric She, Zhen-Su Orszag, Steven A. Applied and Computational Mathematics Princeton University Princeton 08544 New Jersey United States
In this article we discuss the detailed implementation of a parallel pseudospectral code for integration of the Navier-Stokes equations on an Intel iPSC/860 Hypercube. Issues related to the basic efficient paralleliza... 详细信息
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Scale-dependent intermittency and coherence in turbulence
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Journal of Scientific Computing 1988年 第4期3卷 407-434页
作者: She, Zhen-Su Jackson, Eric Orszag, Steven A. Applied and Computational Mathematics Princeton University Princeton 08544 New Jersey United States
The statistics of isotropic homogeneous decaying at moderately large Reynolds number are studied in detail using a Fourier-space band-filtering method on flow fields obtained by direct numerical simulation. Two distin...
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Semi-Eulerian and High Order Gaussian Beam Methods for the Schrödinger Equation in the Semiclassical Regime
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Communications in computational Physics 2011年 第3期9卷 668-687页
作者: Shi Jin Hao Wu Xu Yang Department of Mathematics University of WisconsinMadisonWI 53706USA Department of Mathematical Sciences Tsinghua UniversityBeijing 10084China Program in Applied and Computational Mathematics Princeton UniversityNJ 08544USA
A novel Eulerian Gaussian beam method was developed in[8]to compute the Schrödinger equation efficiently in the semiclassical *** this paper,we introduce an efficient semi-Eulerian implementation of this *** new ... 详细信息
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How many simulations do we need for simulation-based inference in cosmology?
arXiv
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arXiv 2025年
作者: Bairagi, Anirban Wandelt, Benjamin Villaescusa-Navarro, Francisco UMR 7095 98 bis bd Arago ParisF-75014 France Center for Computational Astrophysics Flatiron Institute 162 5th Avenue New YorkNY10010 United States Department of Physics and Astronomy Johns Hopkins University 3400 North Charles Street BaltimoreMD21218 United States Department of Applied Mathematics and Statistics Johns Hopkins University 3400 North Charles Street BaltimoreMD21218 United States Department of Astrophysical Sciences Princeton University Peyton Hall PrincetonNJ08544-0010 United States
How many simulations do we need to train machine learning methods to extract information available from summary statistics of the cosmological density field? Neural methods have shown the potential to extract non-line... 详细信息
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A general decomposition algorithm applied to multi-element airfoil grids
A general decomposition algorithm applied to multi-element a...
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AIAA 21st Fluid Dynamics, Plasma Dynamics and Lasers Conference, 1990
作者: Stewart, Mark E. M. Applied and Computational Mathematics Princeton University PrincetonNJ United States
Multiblock grids are generated and used to solve the Euler equations for multiple element airfoil sections. The grids are generated using a novel algorithm which automates several stages in the decomposition of arbitr... 详细信息
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Stylistic analysis of paintings using wavelets and machine learning
Stylistic analysis of paintings using wavelets and machine l...
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17th European Signal Processing Conference, EUSIPCO 2009
作者: Jafarpour, Sina Polatkan, Güngör Brevdo, Eugene Hughes, Shannon Brasoveanu, Andrei Daubechies, Ingrid Princeton University Departments of Electrical Engineering Computer Science and Mathematics Program in Applied and Computational Mathematics Princeton NJ 08544 United States
Wavelet transforms and machine learning tools can be used to assist art experts in the stylistic analysis of paintings. A dual-tree complex wavelet transform, Hidden Markov Tree modeling and Random Forest classifiers ... 详细信息
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4D seismic monitoring of CO2 sequestration based upon spectral-element and adjoint methods: Comparison of acoustic, elastic and poroelastic theories  80
4D seismic monitoring of CO2 sequestration based upon spectr...
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Society of Exploration Geophysicists International Exposition and 80th Annual Meeting 2010, SEG 2010
作者: Morency, Christina Luo, Yang Tromp, Jeroen Department of Geosciences Princeton University United States Department of Geosciences and Program in Applied and Computational Mathematics Princeton University United States
The key issues in CO2 sequestration monitoring involve accurate monitoring, from the injection stage to prediction & verification, of CO2 movement over time for environmental considerations. A natural non-intrusiv... 详细信息
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