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。
In this paper, the polynomial is adopted as basic function of finite strip method, the relative formulas have been derived.
本文采用多项式作有限条位移函数中的基本函数，并推导出了相应的关系式。
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。
A method of standardization GPS satellite orbits using trigonometric polynomial function is put forward in this paper.
本文提出了一种基于三角函数多项式的GPS轨道标准化方法。
Lastly, using the compactly supported radial functional to take the place of the polynomial function, local radial point interpolation method, is presented in this paper.
最后，本文采用紧支距离基函数取代多项式基函数，提出了局部径向点插值方法，这是一种真正意义上的无网格方法。
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。
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。
In this paper, the function approximation of Gelenbe Neural Network (GNN) is discussed and it is proved that GNN can approximate any G-type polynomial by using constructional method.
该文研究了G神经网络的函数映射能力，给出了前馈g神经网络映射任意G型多项式的构造性证明。
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。
And an optimum method of producing the azimuth reference function based on polynomial model is brought out, which has improved the azimuth compression effect successfully.
在对模拟得到的原始数据进行成像压缩过程中，本文提出了一种由实际距离拟合生成方位向参考函数的方法，成功的提高方位向压缩效果。
A method of image threshold based on a convex polynomial fuzzy entropy is proposed by replacing Shannon's function of fuzzy entropy with a convex polynomial.
采用一种凸多项式代替模糊熵中的香农函数，提出了基于凸多项式模糊熵的图象阈值方法。
Abstract: a method of image threshold based on a convex polynomial fuzzy entropy is proposed by replacing Shannon's function of fuzzy entropy with a convex polynomial.
文摘：采用一种凸多项式代替模糊熵中的香农函数，提出了基于凸多项式模糊熵的图象阈值方法。
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 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。
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