查询词典 polynomial approximation

To compensate for the incomplete projection data, polynomial interpolation method is proposed to deduce more projection data from the available ones. Furthermore ,with the Chapman model assumption of electron density distribution, a method to expand the view angle and evalute the projection data under low elevation angle is presented.

本文提出了用多项式插值的方法增加接收站观测数据，并根据对电离层垂直方向Chapman模型的假设，提出了扩展投影角度的方法，以估算观测中无法得到的低仰角投影数据。

The 3 order Yeoh constitutive model is used to describe the mechanical behavior of carbon-filled rubbers, the aging deterioration rule of carbon-filled rubber is discussed by thermal aging test, and an incomplete quadratic polynomial model is established by Response Surface method, which can describe the variation of performance with aging time and temperature of aged rubber.

用响应函数法建立了橡胶性能随老化时间、温度变化的二次不完全多项式模型，定量描述了材料热老化性能的变质规律。

Polynomial smoothing method is used for preprocessing the dynamic data of Inertial Navigation System.

采用多项式平滑方法对惯导系统的动态数据进行预处理，降低了各种噪声对数据处理的影响。

Additionally, in the process of calculating reliability index, the rational polynomial technique was introduced to solve the derivative problem of non-linear and inexplicit performance function.

在可靠指标的求解过程中，引入了有理多项式技术，解决了隐式求导的问题。

The EMM is suitable for the case that all F-type influentially uncontrollable subnets are normalized cascade Petri nets, and the advantage is that control patterns can be on-line computed within polynomial times.

各序状子网要么是无环网，要么是状态图的场合，该方法的优点在于在数学上有一标准的求解工具。

The CTM is suitable for the case that all E-type influentially uncontrollable subnets are state graphs, and the outstanding virtue is that the designed controller is explicit. The EMM is suitable for the case that all F-type influentially uncontrollable subnets are normalized cascade Petri nets, and the advantage is that control patterns can be on-line computed within polynomial times.

约束变换法适用于所有E-型影响不可控子网为状态图这种特殊的场合，用该方法所综合的控制器最大的优点在于所获得的控制器是显式的；特征标识法适用于所有F-型影响不可控子网为规范化序状Petri网这种场合，用该方法设计的控制器在线运算工作量是多项式可解的。

Let OKbe the integral closure of the polynomial ring A = Fq in K, and UK be the group ofunits of OK .

设OK为多项式环A = Fq在K中的整闭包， UK为OK的单位群。

The paper available mapping of integral coefficient polynomial and rational number, obtain

利用整系数多项式与正有理数的对应，将多项式因式分解通过对真分数序列筛选的办法求得因式，给出了整系数多项式因式分解的一种新方法。

This paper considers weighted estimate s of polynomial operator spectra by using the methods of integral,Rayleigh theorem and Schwartz inequality and establishes the inequality of upper bound of the(n+1) spectrum by depending on the former n spectra and the estimated coefficient is independent of the measure of the domain.

考虑多项式算子谱的带权估计，利用分部积分、Rayleigh定理、Schwartz不等式等方法，建立了用前n个谱来估计第n+1个谱的上界的不等式，且其估计系数与区域度量无关。

The temporary polynomial is exploited to save the intermediate result, and evaluations of polynomials are performed in the large-scale evaluation.

在上述研究的基础上，分析了逆向工程系统的开发方法和包含的软件模块，开发了软件原型系统。

Effective local search tactics reaches local searchers when they are ready to buy - with every way that it is possible for them to buy from you.

有效的地方搜索策略达到当地的搜索，当他们准备购买-以各种方式，这是他们有可能从您那里进行购买。

The first two are periodic sentences for their beginnings; and the fifth and the last are also periodic sentences each for the embedding of a parenthetic structure.

1960年代中后期，当战后女权主义和当时的许多其他抗议运动在西欧和北美发展成某种势力时，性别的概念演绎成补充和延伸生物性别差异的概念。