approximation theory
英 [əˌprɒksɪˈmeɪʃn ˈθɪəri]
美 [əˌprɑːksɪˈmeɪʃn ˈθiːəri]
网络 近似理论; 逼近理论; 逼近理论的基础; 近似理論; 逼近论
双语例句
- Study of acoustic scattering from rough surface by the small-slope approximation theory Approach to Incremental Updating Approximations Based on Set-valued Information System
小斜率近似方法分析粗糙界面声散射问题集值粗糙集模型的近似集增量更新方法研究 - Numerical analysis studies methods for problems in analysis using ideas of functional analysis and techniques of approximation theory;
数值分析研究方法的分析应用功能分析与逼近论技术思想的问题； - The RBF network function approximation theory and method are introduced, and the method of nonlinear error correction of sensor is presented based on generalized regression neural network ( GRNN).
介绍了径向基函数网络的函数逼近原理和方法，提出了一种基于广义回归神经网络（GRNN）的传感器非线性误差校正方法。 - Approximation theory of price index number
近似值物价指数理论 - Design of the filter is essentially application of approximation theory.
滤波器的设计，实质上是数学逼近理论的应用。 - The convergence of algorithms is proved by the classical stochastic approximation theory.
并利用随机逼近理论证明了上述三种情形下提出的算法的收敛性。 - The electronic and vibrational energy and entropy of single molecules TiH_2, TiD_2 and TiT_2 are used as the energy and entropy in their solid states approximately, which is called the electron-vibration motion approximation theory ( EVMAT).
应用电子振动近似理论，即用单个分子TiH2，TiD2和TiT2中的电子和振动能量和熵近似代表他们处于固态时的能量和熵。 - Random fixed point theorems in probabilistic analysis and their applications to random approximation theory
随机分析中的不动点定理及其对随机逼近理论的应用 - By the continuity equation and the momentum equation for an ideal incompressible fluid, this essay derives the fundamental equations of surface water wave and works out an analytical solution under the condition of small-amplitude via the linear approximation theory.
利用理想不可压缩流体的连续性方程和动量方程，推导了表面波基本方程，并应用线性近似理论求出了小振幅波情况下的解析解。 - The approximation operator for every kind of the objective function is different in Approximation Theory.
在逼近问题中，对于不同的目标函数，采用的逼近算子也有所不同。 - In this paper, a new method for open-loop identification of Hammerstein model is proposed by combining parameter estimation theory with some results in function approximation theory.
本文结合参数估计理论和函数逼近论中的一些理论结果，提出了一种开环辨识Hammerstein模型的新方法。 - Based on the approximation theory, this paper presents a new neural network model based on Chebyshev orthogonal multinomial.
基于逼近论，将一组Chebyshev正交多项式取代BP网络中的S型函数，构成一种新的神经网络模型。 - Based on Lin's adiabatic approximation theory, the validity of the adiabatic approximation for coupled oscillator was discussed in this paper.
本文在Lin的绝热近似基础上讨论了耦合振子绝热近似的有效性。 - On the basis of the central limit theorem and approximation theory, a new implementation of the Gaussian filter by cascaded triangle filters is presented.
在中心极限定理和逼近理论的基础上，提出了一种用三角滤波器的级联来实现高斯滤波器的新方法。 - In this paper, approximation theory is used to study Log-MAP algorithm.
本文运用逼近论，研究Log-MAP算法的近似算法。 - In approximation theory, approximation by positive linear operators is a very classical problem.
在函数逼近论中，有关正线性算子及逼近定理是一个非常经典的问题。 - By assuming normal distribution and identical variances, its convergence is discussed using stochastic approximation theory.
在正态分布、同一方差的假设下，借助随机逼近理论讨论了它的收敛性。 - But it is different from the RBF network in approximation theory.
但是二进网络与RBF网络的逼近原理完全不同。 - With the rapid development of computer, approximation theory plays an important role both in research and application.
随着计算机的全面发展，逼近理论在研究与应用方面起到了越来越重要的作用。 - In this paper, the exponential sum approximation is studied by utilizing Pad é approximation theory and Laplace transformation theory. A simple solution of exponential sum approximation is obtained and illustrating examples of numerical values are given.
文章利用Padé逼近理论和拉普拉斯变换理论研究了指数和逼近这一非线性逼近的问题，得出了指数和逼近的一种简易求法，并给出了数值例子。 - By using approximation theory and least spuare algorithms, a new data-fusion formula of psychrometric coefficient A was presented.
利用函数逼近理论和最小二乘法，提出了干湿球系数A新的数据融合计算公式。 - Barycentric rational interpolation has been widely used in approximation theory and solving differential equations in recent decades.
重心有理插值最近几十年在逼近理论、求解微分方程中得到广泛的应用。 - Approximation theory consists of the function approximation and the numerical approximation.
逼近论包括函数逼近和数值逼近。 - Sparse representation has early been used in the compression, denoising and fusion problems of signal processing and approximation theory.
稀疏性很早就被应用于信号处理和逼近理论中的图像压缩、去噪和融合问题。 - The geometrical approximation theory of evaluating geometrical errors is put forward and modeled.
提出球度误差评定的几何逼近原理，并对算法进行了建模。 - Also, using the approximation theory and methods, we study the existence of random coincidence points and random fixed points of a class of random multi-valued operators.
同时，我们利用逼近理论和方法研究了一类多个多值随机算子的随机对合点和随机不动点的存在性问题。 - The stochastic and time-varying characteristics of mobile communication systems are considered in this dissertation, the power control problems are studieded with stochastic approximation theory and matrix analysis theory.
本文充分考虑了移动通信系统的随机和时变特性，结合随机逼近理论和矩阵分析理论，对移动通信系统的功率控制问题进行深入系统的研究。 - Interpolation is one of the fundamental techniques of approximation theory.
插值法是逼近论中的一种基本方法。 - Rational function approximation theory approximation is an important research topic.
有理逼近是函数逼近论中的一个重要研究课题。 - In the mean field approximation theory, this phenomenon is described with NLS-typed equation.
在平均场近似理论下，描述该现象的模型为NLS类方程。