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perturbation method [化]微扰法,微扰理论

  • Laser modes in thermal deformation resonators are calculated and analyzed by means of perturbation methods.

    应用微理论,对微变形激光模式进行了理论计算分析

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  • Many numerical methods and perturbation methods are used to understand the evolution of ultrashort pulses in single-mode fiber.

    许多数值方法微扰方法用于研究脉冲光纤中的演化

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  • Comparison of a set of measured data to numerical computations of the backscattering coefficients for actual natural rough surface by the classical and new perturbation methods were given.

    采用传统基于圆柱曲面修正计算实际粗糙掠入射时的后散射系数,并有关测量进行比较

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  • However, the perturbation methods for distinct or repeated eigenvalues can not be directly used to deal with the vibration modes with close eigenvalues.

    然而已有的孤立特征特征难于用来解决密集模态问题。

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  • This paper also gives the differential equation of the nonlinear vibration model, and obtains its asymptotic solution by means of singular perturbation methods.

    文中给出这一非线性振动模型微分方程并用奇异摄动求得渐近

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  • The proper application conditions of different mistuning degree, coupling degree and damping ratio are determined by comparing and analyzing the results obtained from the three perturbation methods.

    基于质量-弹簧模型,研究不同系统参数下,经典动法、修正适应求解叶盘系统响应应用特点

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  • Matrix Perturbation methods are widely used in sensitivity analysis and reanaly-sis of Vibration modes.

    分析矩阵摄动灵敏度分析分析中有广泛应用

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  • Several perturbation methods for mode analysis were briefly summarized in this paper, some of which were widely applied in sensitivity analysis as well as reanalysis.

    模态分析矩阵摄动灵敏度分析重分析广泛应用

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  • Results based on this method are compared with those obtained previously using perturbation methods as well as with experiments.

    本文结果摄动以及一些试验所得结果相比较,认为其结果合理的。

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  • The method to estimate boundary heating flux according to the observation (single point or multipoint), is given with least squares and perturbation methods;

    根据多点测温应用最小二乘最佳摄动,确定气动加热边界热流密度。

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  • Nowadays, protein coevolution analysis is mainly based on coefficient correlation methods, perturbation methods and parameter test.

    当前分析进化基的方法主要基于相关系数方法基于微扰理论的方法参数检验法等。

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  • On the basis of the principle of atmospheric drag perturbation this paper describes two methods: numerical method and combining both of analytical and numerical method.

    根据大气阻力基本原理给出计算方法,即半分析半数伍方法数值积分方法

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  • In the first chapter, we briefly introduce the research progress, present situation and main methods of soliton theories and perturbation problems of bright and dark solitons.

    第一章中我们简单介绍孤子理论孤子孤子微扰问题研究进展现状主要方法

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  • Then two methods in theoretical analysis-reductive perturbation method and Sagdeev potential method will be introduced and their merits and defects are also respectively pointed out.

    接着介绍理论分析运用的方法-约化摄动指出方法各自优缺点

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  • A perturbation principle, which makes the mathematical programming methods of elastic frictional contact problems to be successful theoretically, is presented in this paper.

    使弹性摩擦接触问题线性互补得到收敛性保证,提出一个摄动原理

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  • The course also examines approximation methods: WKB method, variational principle, and perturbation theory.

    同时,课程解释了几种常用的近似方法WKB方法变分原理以及微扰理论

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  • In this thesis, several nonconforming finite element methods for plate problems and fourth order elliptic singular perturbation problems are discussed.

    论文中,我们主要讨论了椭圆问题一些非协调有限元逼近。

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  • A new perturbation technique is proposed, which, in contrast to the traditionalperturbation methods, does not require small parameters in the equations.

    这种方法有别于传统动理论,依赖于参数,而是应用同伦技术,构造一个含嵌入参数方程,然后把嵌入参数作为“小参数”。

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  • Methods The maximum principle, monotone method, bifurcation theory, the perturbation theorem for linear operators and the stability theorem for bifurcation solutions were used.

    方法运用极值原理上下解方分歧理论线性算子扰动理论分歧稳定性理论进行研究。

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  • The influence of the time-vary external magnetic field perturbation on the guidance force of HTS bulk over the PMG was investigated by experimental methods in this dissertation.

    本文通过实验方法研究时变磁场稳定悬浮于永磁导轨上方高温超导体块材导向性能衰减影响

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  • Methods According to the limearized theory and the weakly nonlinear theory, the perturbation method is used.

    方法根据线性理论非线性理论运用奇异摄动方法进行研究

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  • The method relies on active perturbation to the system to obtain prior knowledge for building the model, and then constructs the dependency model based on the methods of building Bayesian networks.

    这个方法通过系统进行主动干扰获得建模先验知识然后基于贝叶斯网络构造方法,对分布式应用的组件间关系建立依赖性模型

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  • So various methods are proposed by scholars to solve these problems, such as pulse spectrum method, the best perturbation method, Monte Carlo method, optimized and regularization method.

    因此许多学者提出各种求解问题方法比如脉冲方法最佳摄动量蒙特卡罗方法各种优化方法正则化方法等。

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  • The perturbation ranges of the coefficients of Hurwitz polynomials, which is related to interval polynomial stability, are discussed, and three analysis methods are proposed.

    本文讨论区间多项式稳定性相关一个重要问题,稳定多项式系数最大摄动量问题,给出三种分析方法

    dict.cnki.net

  • The perturbation ranges of the coefficients of Hurwitz polynomials, which is related to interval polynomial stability, are discussed, and three analysis methods are proposed.

    本文讨论区间多项式稳定性相关一个重要问题,稳定多项式系数最大摄动量问题,给出三种分析方法

    dict.cnki.net

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