Polynomial Function Method的意思|示意

The dielectric property of dispersive media is written as rational polynomial function, the relation between D and E is derived in time domain. It is named shift operator FDTD (SO-FDTD) method.

将一类色散介质的介电常数写成有理分式函数形式，进而导出FDTD中电位移矢量D和电场强度E之间的关系，形成SO_FDTD方法。

The purpose is to estimate unknown parameters and nonparametric function using a polynomial spline method.

旨在利用多项式样条方法，对未知参数和非参数函数进行估计。

Polynomial curve fitting is a usually used data fitting method. When there are too many data for fitting, only just one polynomial curve function cannot acquire good fitting effect.

多项式曲线拟合是一种较常用的数据处理方法，但当数据点较多时，只采用一种多项式曲线函数拟合所有数据点难以取得较好的拟合效果。

Least square method of polynomial or the method based on the given function are used to fit pump characteristic curve in pump selection or operation.

在水泵的选型或运行中，通常采用多项式的最小二乘法或根据假设的函数关系来拟合水泵性能曲线。

A polynomial function supervising PID control method is proposed, which is based on Genetic Algorithms (GAs) for real-time control process.

针对实时控制过程提出一种基于遗传算法的多项式函数监督PID控制。

An expression for the mean and covariance matrix of normal random matrix polynomial is derived by applying the method of matrix differentiation to generating function.

本文应用对母函数微分的方法得到正态随机矩阵多项式的均值与协差阵的表达式。