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numerical algorithm中文是什么意思
发音:
- 中文翻译
- 造句
- 数值演算法
- numerical algorithm group 数值算法组
- numerical algorithm library 数值算法库
- numerical integration algorithm 数值积分算法
- numerical test algorithm 数字检验算法
- semi-numerical algorithm 半数值算法
- numerical adj. 数字的；数值的；用数字表示的。 (a) numerical order 号数。 a numerical statement 统计。 the numerical strength 人数，兵数。 adv. -ly 用数字，在数字上。
- algorithm n. 【数学】算法；规则系统；演段。
- the algorithm 算法
- analysis, numerical 数字分析
- aperture, numerical 数值孔径
- application numerical 数值应用
- control, numerical 数值控制
- error in numerical 数值计算误差
- estimator numerical 数字估值器
- in numerical order 按数字顺序
- map numerical 数值变换
- numeric, numerical 数字的数值的; 数字的,数值的来源
- numerical aberration 数目畸变
- numerical ability 计数能力; 数学能力
- numerical algebra 数值代数
- numerical algorithms 数值算法
- numerical amount 数值数值量
- numerical analysis 数值分析; 数值计算方法; 数值解析; 数字分析
- numerical analyst 数值分析员; 数字分析员
- numerical aperture 孔径数; 数码孔; 数值孔径; 数值口径; 数字窗口
- A new numerical algorithm integrating a quasi-analytic numerical algorithm with the gear numerical algorithm is used to solve the ordinary differential equations with stiff problem . to accelerate the solving of ode, the optimum step method is introduced into the composite numerical algorithm
针对重整反应模型方程的特殊结构和刚性问题，提出了一种形式更简单方便的近似解析数值算法和吉尔法相结合的混合数值算法，并引入了最优步长方法。 - The backward error and the structured backward error of the approximate solution are the criteria to judge the stability and the strong stability of the numerical algorithm . condition number is a measure of the sensitivity to the approximate solution for the perturbation of original date
近似解的最佳向后误差和最佳结构向后误差的数值分别是判别算法的稳定性和强稳定性的标准，而条件数则是反映数值问题的解对于该问题数据扰动的敏感程度。 - Firstly, much effort is put into the theoretic analysis and numerical algorithm research . to calculate the mode profile of soi rib waveguide with jumps in the refractive index, a new full-vectorial finite-difference method ( fdm ) based on the lagrange interpolation of the field is presented
由于soi材料中作为波导芯层的硅折射率很大，与作为包层的sio_2之间有很大的折射率差，这势必对模拟数值算法的精度和边界处理等方面提出了更高的要求。 - Abstract : in this paper, a method of identifying physical parameters of surrounding rock of underground caverns in stratified layers is presented, based on expansion of small parameters . a feasible numerical algorithm is proposed to obtain mechanical parameters of surrounding rock bodies by measured displacements
文摘:根据小参数展开理论，提出了一种识别层状地层中地下洞室围岩物性参数的方法，为利用测量位移获得围岩岩体的力学参数提供了一种可行的数值算法。 - This ph . d . thesis-firstly considers the real asymmetric, real symmetric, bisym-metric, and symmetric and skew antisymmetric matrix extension problems constrained by the matrix inverse problem ax = b . and also considers, in the solution set, of the corresponding matrix extension problems, the optimal approximation solution to a given matrix a * . the necessary and sufficient conditions for the existence of and the expressions for the above problems are derived, and the numerical algorithm and examples to solve the problems are also given
首次提出并讨论了矩阵反问题ax=b约束下实矩阵、实对称矩阵、双对称矩阵和对称次反对称矩阵的扩充问题，讨论了在其解集合中与给定矩阵a~*的最佳逼近问题，得到了问题的解存在的条件及通式的表示，给出求解问题的数值算法和数值例子。 - First, in virtual of identification of flaws is a typical of in-verse problems, proceeding from time-harmonic electromagnetic maxwell's equa-tion and helmholtz equation, the uniqueness and existence of direct scattering problems including the numerical algorithms of diverse of boundary conditions is given . second, the uniqueness and existence of inverse scattering problems and the theory of ill-posed integral equation are briefly looked back upon . finally, indicator function method for boundary identification is set up under all kinds of boundary conditions for inverse scattering of homogenous and inhomogenous objects, meanwhile, the proof of possibility for near-field measurements and nu-merical simulation are given
由于缺陷的识别是一类典型的反问题，因而首先从时谐电磁maxwell方程和helmholz方程出发，具体地阐述了求解正散射问题的有关方法，包括各种(夹杂)边界条件下的数值解法，就解的存在性唯一性给予了肯定的回答；随后对逆散射问题的理论作了简短的回顾，包括解的唯一性以及非线性不适定积分方程的处理等；然后对均匀介质和非均匀介质的逆散射问题建立了在各种边界条件下的边界识别的指示函数方法，鉴于近场数据获得的重要性，对近场测试时边界识别的方法给予了相应的证明，并且实现了数值模拟。 - The finite element analysis method based on contact problem is a numerical algorithm used for solving contact problem of connection interface, which is developed from the general fem . this method is a combination of elasticity theory and fem, also it is an important aspect of computational structure mechanics
考虑接触问题的有限元分析法是在传统的有限元法基础上发展起来的处理连接面接触问题的一种数值计算方法，它是弹性力学基础理论与有限元方法相结合的产物，是计算结构力学的一个重要分支。 - The numerical algorithm of solving the adjoint equations for different design cases have been developed by using finite volume methodology which is usually used to solve the flow governed equation . it includes the some important aspects, such as flux formulation, wall and far-field boundary treatment methodology, dissipative term formulation, etc . after the solution of the adjoint equations is obtained, the derivatives of the cost function with respect to all the design variables can be evaluated with the same operation . this can yields a significant saving over the other gradient-based techniques when there are many design variables
(3)进行了应用控制理论和三维欧拉方程的机翼气动反设计研究，以及有升力约束情形下机翼跨音速减阻问题研究，分别推导了相应的共轭方程及边界条件数学表达形式，研究与发展了三维共轭方程的有限体积数值求解方法，及相应梯度公式的数值求解方法，通过对计算网格生成、流场计算、共轭方程数值求解、梯度求解和优化算法等多方面的有效结合，成功发展了三维机翼的气动反设计和跨音速减阻优化设计程序，成功地进行了多个设计算例研究。 - Furthermore, numerical algorithms used to solve the linear system are introduced . next, after briefly discussing several causes of the late-time instability of the tdie solvers, a novel viewpoint about the instability is proposed . the marching-on-in-time algorithm ( mot ) is described and some temporal bases are discussed
其次,在简要分析了引起时域积分方程(tdie)时间步进算法求解的后时不稳定性问题的几个原因后,指出引起时域积分方程时间步进算法的后时不稳定性的主要原因是离散tdie时采用了不精确的数值计算方法和不恰当的近似。 - In order to improve the transmission efficiency of the signal and decrease the load of signal acquisition, this thesis reconfigures signals using the computer technology and numerical algorithm, supplies the standard to estimate whether the reconfiguration signals are fuzzy, and confirms better sample frequency . in order to store the feature information and the standard data, this thesis designs a suite of rules to establish the reusable and extensible standard database based on the types of loaders . at last, based on the work above, the system of processing standard information has been developed to analyze and process the signal data and manage the standard database
本文以广西柳工zl50g型装载机为对象,在大量分析和实验的基础上,选取了故障诊断的敏感信号变量,设计了基于各变量特性的特征值提取算法,提取了信号的时频特征信息;为了提高信息的传输效率和降低信号采集负载,利用计算机技术并结合数值算法对信号进行重构,并给出重构信号是否失真的判定方法,确定了适用于本课题的较优采样频率;为存储装载机的标准数据和特征信息,制定了一套规则,建立基于机型的可复用、可扩展的标准数据库;最后围绕以上对数据的分析、处理以及对标准数据库的管理,开发了装载机标准信息处理系统。
- numerical algorithmとは意味：数値｛すうち｝アルゴリズム
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Last modified time:Tue, 19 Aug 2025 00:29:56 GMT
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