Four convergence criteria were also suggested for guiding the.
该方法是一种拟线性化的反演算法,采用 L曲线法确定最优正则参数,拟定了四个有效的反问题迭代收敛准则,得到在残差范数和解的范数之间取最优折衷的解。
Convergence criterion is an important component in algorithms for optimization, the good or bad choice of the convergence criteria will directly affect the success or failure of algorithms for optimization as well as the rapid or slow convergence characteristic of them.
收敛准则是最优化算法的重要组成部分,其选择得好与坏将直接影响到算法的成功与否以及收敛得快与慢。
Taking the compression test of concrete for example,the single parameter alterable method was introduced to analyze the influence of the changeable parameters in ANSYS(such as concrete constitutive relation,failure criteria,mesh density,iterative method,convergence criteria,convergence tolerance and loading form) on the simulated results.
以混凝土受压试验为算例,通过单参数改变法,分析了混凝土本构关系、破坏准则、网格密度、迭代方法、收敛准则、收敛容差和加载方式等参数对模拟结果的影响,提出了解决此问题的方法,为混凝土的非线性模拟分析提供了可靠的参数设置依据。
New convergence criterion for vector valued continued fractions;
一个新的向量值连分式收敛准则
To solve the non convergent problem that can easily occur in the nonlinear analysis process for a cable stayed bridge, this analytic method adopts more effective convergence criterion and approach to ensure program convergence and usable results.
针对在进行斜拉桥非线性分析时运算结果很容易发生不收敛的情况 ,使用较为有效的收敛准则及方法以保证程序收敛并给出有效的结果 ,从而解决了斜拉桥几何非线性分析中 ,特别是空间分析中涉及到的不平衡荷载的限值问题和荷载步的步长选取问
The summariztion, analysis, discussion and the improvement are given to the arithmetic convergence rule of the optimizing process.
针对最优化问题迭代计算过程中算法收敛准则进行了总结、分析、讨论和改进,通过引入对分法提出了新的计算收敛准则。
Most genetic algorithms now available do not give a convergence rule, and there are difficult problems about premature and slow convergence.
该算法首先从被优化函数的因变量出发,引入了水平集的新概念,对每一代种群进行分类,把与目标相关的所有信息有机地结合在一起,从而提高了算法的优化速度;其次通过对变异算子进行改进,提高了种群的多样性,有效地避免了遗传算法的早熟收敛;同时还证明了变异算子能提高种群多样性以及新算法能收敛于全局最优解,最后给出了算法的收敛准则。
After the definition of decision-making functions, convergence on thesense of regular convergence and weight functions are presented, the intrinsic measurement in decision-makingspaces are introduced.
在给出了决策函数的概念、正则收敛意义下收敛的定义以及权函数的概念之后,引入了决策空间的内在度量。
The phenylacetylene dendrimers(PADs),which consist of a phenylacetylene backbone and an anthracene core,were synthesized up to the third generation by the convergent method via only one synthon and two sets of reaction conditions.
借助于一条合成路线和两组反应条件 ,采用收敛法合成了第 1～ 3代以蒽为核心的不对称共轭苯乙炔树形聚合物 (PADs) ,并利用元素分析和核磁共振谱 (1HNMR和13CNMR)证实了PADs的组成和结
0 generation of unsymmetrical conjugated phenylacetylene dendritic monomer has been successfully synthesized by the convergent method via optimal reaction conditions with o-methoxylphenol and dimethyl sulfate.
采用收敛法在优化的合成条件下,研究了以邻甲氧基苯酚、硫酸二甲酯为初始原料合成第1代不对称共轭树枝状单分子枝苯乙炔的实验过程,并用1H核磁共振谱跟踪分析合成产物结构。
The Cauchy Convergence Criterion, Squeeze Theorem and Two Valuable Limits of function of two Variables;
二元函数的Cauchy收敛准则、迫敛性及两个重要极限
The Equal Value Certificate of the Essential Limit of Monotonic Bounded Sequence of Number and Cauchy Convergent Norm;
单调有界数列必有极限与柯西收敛准则等价性证明
Convergence Analysis of BP Algorithm Based on Relative Entropy Function Criterion;
基于相对熵函数准则的BP算法收敛性分析
A CRITERION FOR THE GLOBAL CONVERGENCE OF THE CONJUGATE GRADIENT;
一个共轭梯度方法全局收敛性的判别准则
The procedure will not converge as long as the cavity is unstable.
若共振腔不稳定，则叠代步骤将不收敛。
Property 2 If 、 converge to and respectively, then also converges, and .
性质2如果级数、分别收敛于和，则级数也收敛，且其和为。
Convergence Analysis of Standard Particle Swarm Optimization Algorithm
标准的微粒群优化算法的收敛性分析
Uniform Convergence, Convergence and Weak Convergence;
一致收敛 点点收敛 弱收敛之关系探讨
On Convergence Property of Sequential kegularization Sum of Grid-point Distribution;
格子点分布序列的正则化和的一个收敛性质
COMPARISON PRINCIPLE OF UNIFORM CONVERGENCE ANDREDUCTION OF CONCEPTS OF LIMIT;
一致收敛比较原则及诸极限概念之归约
A Regularization Method and Its Convergence of Large-scale Semidefinite Programming
大规模半定规划问题的正则化方法及收敛性
The Compactness of Decision-making Functional Spaces Based on the Sense of Regular Convergence
基于正则收敛意义下决策函数空间的紧致性
The Jordan Canonical Form Applies to the Problems of a Class Point Range Convergence
若当标准形在一类点列收敛性问题上的应用
Convergence of Padé Stochastic Approximation of Quasi-analytic Function;
一类准解析函数的随机padé啨逼近的收敛性
By introducing the nonlinear variation weight and mutational operation into the standard particle swarm algorithm to ensuring the overall convergence and enhance the accuracy of convergence.
在标准粒子群算法中引入非线性变化权重和变异操作来保证全局收敛并提高收敛精度。
Convergence of the Gauss-Newton Method;
Gauss-Newton法的收敛性
Many more criteria for the convergence of infinite series were developed by leading mathematicians.
许多第一流的数学家推导了无穷极数收敛的很多判别法则。
C~(1,α) Convergence of the Regularized Minimizer of Ferromagnetic and Anti-ferromagnetic Functional in Higher Dimensions
高维情形下铁磁与反铁磁泛函可正则化极小元的C~(1,α)收敛性