多项式模型

This paper presents the superdefinite equations coefficient matrix can be decomposed in QR form using modified Gram-Schmidt orthogonal and the accurate passive macromodel in time domain can be constructed based on Bernoulli polynomial root finding method and the formulae for stability and passivity.

该文提出利用修正Gram-Schmidt正交化处理对超定方程组系数矩阵进行正交三角分解，结合Bernoulli多项式求根方法及稳定、无源性准则可以精确构建无源时域宏模型。

Adopting orthogonal polynomial regression method,the mathema tical model of the effects of NAA on bulbil induction, and that of 2,4ˉD on callus induction f rom leaflet on oriental lily cv."Tiber" were established.

借助正交回归多项式建立数学模型的方法，研究了NAA对东方百合"蒂伯"鳞片诱导小鳞茎及2，4ˉD对小叶片诱导愈伤组织的影响，以探讨东方百合组织培养中NAA及 2，4ˉD 的用量范围及最佳用量。

By extracting the output data of the controlled system and making use of the optimal consistency approach of Chebyshev orthogonal polynomial in dealing with data, the base function of system s output predictive model is derived.

利用chebyshev正交多项式在数值方面最佳一致逼近的特性，结合对被控系统输出数据的信息，经过特征提取，构造chebyshev 基函数，建立系统的输出预测模型，作为模糊控制的附加决策项。

Using partial least squares in conjunction with the chebyshev polynomial representation, the expression for the simplifying model is built, and is provided to determine the optimal MR damper marker.

采用偏最小二乘法误差估计、Chebyshev多项式拟合建立了MR阻尼器简化模型的参数化表达式，为合理选择MR阻尼器提供了便捷的可靠的手段。

Especially, by an example for analysis of the authoritical boston housing prices data, we emphasize on applying an new regression model and method -- semiparametric functional coefficient quantile regression and two-step estimation method to show the great explaination of the new

介绍了非参数回归和半参数回归的发展历程及其估计方法，还介绍了分位数回归的相关理论及其研究现况。在半参数、变系数回归和分位数回归的基础上，进一步讨论了非参数和半参数的变系数分位数回归模型和局部多项式线性估计法。

The order analysis method was used,through a comprehensive comparison of complex determination coefficient and residual sum of squares,the optim...

采用逐阶分析方法，通过综合比较回归分析中的复测定系数、残差平方和等方法来确定最优的多项式的阶数，提高了几何误差模型的精确性和鲁棒性，从而使数控机床误差实时补偿更有效。

Geometric correction for which there have been various processing methods, is one of the important parts of remote sensing image processing. In practice, the traditional model based on polynomial functions and the model based on collinearity equation are representative and used commonly. However both correction models have respective advantages and disadvantages.

在图像处理过程中，影像纠正作为遥感图像处理过程的一个重要环节，其处理方法也多种多样，传统的以共线方程和多项式方法为代表的纠正模型各有其优缺点。

Using a Cubic equation , we establish a statistical model for traffic flow.

利用三次多项式建立了交通流的统计模型。

In this thesis, enlightened by the curve surface fitting in three-dimension space and combined with device gamut characteristics, a two variable high order polynomial method and its mathematical model were developed.

本文基于三维空间中曲面拟合的思想并结合色域特征，提出了色域的双变量高阶多项式解析描述方法及其数学模型。

The principle of the fractal-interpolated surface was discussed. The formula and the theorem of fractal dimension of the fractal-interpolated surface were analyzed. The numerical analysis of height anomaly fit by the fractal interpolated surface and the result comparison with the quadric polynomial surface model with practical data were given.

本文论述了分形插值曲面的原理，分析了分形插值曲面的计算公式，讨论了分形插值曲面的维数估计方法和公式，用实际数据进行了分形插值曲面拟合高程异常的数值分析以及与二次多项式曲面拟合模型结果的比较。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。