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检索条件"主题词=Numerical Algorithm"
615 条 记 录,以下是411-420 订阅
排序:
Analytic Sources Using Polynomial Shaped Particles in the LTP Method
Analytic Sources Using Polynomial Shaped Particles in the LT...
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IEEE International Power Modulator and High Voltage Conference (IPMHVC)
作者: Jackson, Robert H. Verboncoeur, John P. Calabazas Creek Res Inc San Mateo CA 94404 USA Michigan State Univ Dept Elect Commun Engn E Lansing MI 48824 USA
The Local Taylor Polynomial (LTP) method treats fields and sources as local analytic polynomials for rapid numerical solution of PDE's. Knowledge of the source polynomial would allow sources to be treated analytic... 详细信息
来源: 评论
numerical Study of Inverse Problems of Nonscattering Anisotropic Shell Theory
Numerical Study of Inverse Problems of Nonscattering Anisotr...
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2012 3rd International Conference on Applied Mechanics and Mechanical Engineering(ICAMME 2012)
作者: Alekseev Gennady Lobanov Aleksey Grenkin Gleb Far Eastern Federal University Institute of Applied Mathematics FEB RAS
The inverse problems are formulated for generalized Helmholtz equation describing propagation of acoustics waves in inhomogeneous anisotropic medium. These problems are connected with constructing nonscattering shells... 详细信息
来源: 评论
Optimization of a Simulated Well Cluster using Surrogate Models
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IFAC Proceedings Volumes 2012年 第8期45卷 275-280页
作者: Bjarne Grimstad Håvard Ausen Victoria Lervik Vidar Gunnerud Dag Ljungquist Department for Engineering Cybernetics NTNU Department of Industrial Economics and Technology Management NTNU FMC Technologies Asker Norway
In this paper we present an implementation of a partly Derivative-Free Optimization (DFO) algorithm for production optimization of a simulated multi-phase flow network. The network consists of well and pipeline simula... 详细信息
来源: 评论
numerical algorithm for the retrieval of spatial coherence properties of partially coherent beams from transverse intensity measurements
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OPTICS EXPRESS 2007年 第21期15卷 13613-13623页
作者: Rydberg, Christer Bengtsson, Joergen Micron Laser Syst AB SE-18303 Taby Sweden Chalmers Univ Technol Photon Lab MC2 SE-41296 Gothenburg Sweden
A novel algorithm for the retrieval of the spatial mutual coherence function of the optical field of a light beam in the quasimonochromatic approximation is presented. The algorithm only requires that the intensity di... 详细信息
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A differential algorithm for the Lyapunov spectrum
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PHYSICA D-NONLINEAR PHENOMENA 2011年 第16期240卷 1221-1227页
作者: Stachowiak, Tomasz Szydlowski, Marek Jagiellonian Univ Astron Observ PL-30244 Krakow Poland Copernicus Ctr Interdisciplinary Studies PL-30387 Krakow Poland Jagiellonian Univ Marc Kac Complex Syst Res Ctr PL-30059 Krakow Poland
We present a new algorithm for computing the Lyapunov exponents spectrum based on a matrix differential equation. The approach belongs to the so-called continuous type, where the rate of expansion of perturbations is ... 详细信息
来源: 评论
Determination of physical and geometrical characteristics of layered inhomogeneous elastic medium
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JOURNAL OF INVERSE AND ILL-POSED PROBLEMS 2011年 第8期18卷 895-915页
作者: Bogulskii, I. O. Volchkov, Yu. M. Russian Acad Sci Inst Computat Modelling Siberian Branch Krasnoyarsk 660036 Russia Russian Acad Sci Lavrentiev Inst Hydrodynam Siberian Branch Novosibirsk 630090 Russia Novosibirsk State Univ Novosibirsk 630090 Russia
The article contains an exposition of the basic idea of construction of numerical algorithms based upon the several local approximations by linear polynomials for every sought-for function of dynamic problems of solid... 详细信息
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Deep and near-surface consequences of root removal by asymmetric continental delamination
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TECTONOPHYSICS 2011年 第1-2期502卷 257-265页
作者: Valera, J. L. Negredo, A. M. Jimenez-Munt, I. Univ Complutense Madrid Dept Geophys Fac Phys E-28040 Madrid Spain CSIC Inst Ciencias Tierra Jaume Almera E-08028 Barcelona Spain
The occurrence of continental delamination has been proposed for a number of areas characterized by highly variable geodynamic settings. In this study we present results of numerical simulations considering different ... 详细信息
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On nonlinear fractional Klein-Gordon equation
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SIGNAL PROCESSING 2011年 第3期91卷 446-451页
作者: Golmankhaneh, Alireza K. Golmankhaneh, Ali K. Baleanu, Dumitru Univ Pune Dept Phys Pune 411007 Maharashtra India Islamic Azad Univ Dept Phys Urmia Branch Oromiyeh Iran Islamic Azad Univ Dept Phys Mahabad Branch Mahabad Iran Cankaya Univ Dept Math & Comp Sci TR-06530 Ankara Turkey Inst Space Sci Magurele 76900 Romania
numerical methods are used to find exact solution for the nonlinear differential equations. In the last decades Iterative methods have been used for solving fractional differential equations. In this paper, the Homoto... 详细信息
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Perturbation, extraction and refinement of invariant pairs for matrix polynomials
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LINEAR ALGEBRA AND ITS APPLICATIONS 2011年 第3期435卷 514-536页
作者: Betcke, Timo Kressner, Daniel Swiss Fed Inst Technol Seminar Appl Math Zurich Switzerland Univ Reading Dept Math Reading RG6 2AH Berks England
Generalizing the notion of an eigenvector, invariant subspaces are frequently used in the context of linear eigenvalue problems, leading to conceptually elegant and numerically stable formulations in applications that... 详细信息
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Analysis and algorithms for the computation of the excited states of helium
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JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS 2011年 第8期235卷 2041-2062页
作者: Ding, Zhonghai Chen, Goong Univ Nevada Dept Math Sci Las Vegas NV 89154 USA Texas A&M Univ Dept Math College Stn TX 77843 USA Texas A&M Univ Inst Quantum Studies College Stn TX 77843 USA
In this paper, we study a dimensionally scaled helium atom model for excited states of helium. The mathematical analysis of the corresponding effective energy potential is presented. Two simple numerical algorithms ar... 详细信息
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