介绍了多项式曲线拟合原理和方法。
The paper proposes principle and method of multiplication curve matching.
提出织物的二维悬垂曲线可用3-4次多项式曲线拟合。
The fabric drape curves in two dimensions can be fitted to the 3-4 times polynomial curves.
多项式曲线拟合是解决工程应用问题中曲线拟合最常用的方法。
It is the way that fitting curve of polynomial is most in use to solve the application problem of engineering.
计算扫描颜色通常可以用多项式曲线拟合法和光谱响应计算法。
The normal calculation methods are polynomial fitting and spectral response function fitting.
该算法是在最小二乘意义上的多项式曲线拟合,实验结果表明,其校正效果明显优于分段线性校正算法。
The algorithm is polynomial curve fitting based on least square approximation. The experimental result shows its performance is more effect than that of the piecewise linear algorithm.
此外,与多项式曲线拟合法的对比分析表明,该方法优于传统的多项式曲线拟合法,具有更好的预测效果。
The proposed method can give more reasonable and more promising prediction results as compared with polynomial curve fitting technique.
本文提出了一种方法,用隐式多项式曲线拟合数据点,使数据点到多项式曲线的距离控制在相对较小的范围内。
In this paper a method is proposed to fit data point with implicit polynomial 2D curves, to make the distance from the data points to the curve within the relatively smaller range.
作者在最小二乘法的基础上,提出分段直线拟合算法来代替多项式曲线拟合,从而达到简化数学模型的建立和减少计算量的目的。
The author proposes a sectional line fitting to re - place the polynomial curve fitting, which results in simplifying establishment of mathematical model and reducing the amount of calculation work.
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。
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.
本文采用三次多项式插值和曲线拟合相结合的方法可简单有效地提取出在线掌纹的线特征。
In this dissertation, a line extraction method based on cubic polynomial interpolation and minimum mean square error fitting are proposed, which can effectively extract lines out.
本文在介绍最小二乘曲线拟合原理的基础上,采用二元多项式对姿态参数进行平滑拟合,以实例验证了此方法的有效性。
Based on introducing the principles of the least square conic fitting, this paper USES binary polynomial fitting for the attitude parameters. And an example has proved that this method is useful.
采用多项式方法拟合IGBT器件手册提供的特性曲线,建立多项式损耗模型,给出了一种基于曲线拟合理论计算损耗的方法。
The characteristic curve of IGBT is fitted with polynomial to establish its loss model, based on which its loss calculation method is proposed.
采用多项式方法拟合IGBT器件手册提供的特性曲线,建立多项式损耗模型,给出了一种基于曲线拟合理论计算损耗的方法。
The characteristic curve of IGBT is fitted with polynomial to establish its loss model, based on which its loss calculation method is proposed.
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