提出了一种基于最小均方误差准则的圆弧分段曲线拟合方法。
We present a method of circular arc fragmented curve-fitting based on least mean-square error rule in this paper.
目的拟合列车车轮踏面的实恻轮廓曲线，方法采用三阶导数连续的分段曲线拟合法。
Aim To determine the measured profile of a wheel in railway vehicle. Methods So - called piecewise curve-fitting method of the third derivative continuity is employed.
同时，采用滤波算法和分段曲线拟合等方法对电能表测量结果进行了优化处理，提高了测量精度。
In addition, by adopting filtering algorithm and sectional curve fitting, etc., the measuring results of energy meter are optimized to implement highly precise measurement.
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.
分段结构磁化曲线拟合方式的提出，便于合理地进行正交可控消弧线圈的谐波分析。
The segmented magnetization curve fitting provides to the orthogonal controllable reactor's harmonic analysis reasonably and precisely.
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.
该方法采用自适应高斯滤波器对原始曲线进行平滑处理以消除噪声影响，并提出了一种适合于圆弧曲线拟合的分段算法。
This method adopts self-adaptive gauss filter to process original curve smoothly to eliminate noise effects, and proposes a fragrmented algorithm that is adaptive to circular arc.
本文提出将给定函数或离散坐标点定义的曲线，分段用二次曲线拟合的计算方法。
A new calculation is presented, in which the given functions or curves defined by dispersed coordinate points are approximated by quadratic curve in several parts.
文中提出了一种试验数据曲线拟合的实用方法——逐步搜索分段回归法。
A practical method for curve fitting of test data-Progressive search and sectional regression-is presented.
文中提出了一种试验数据曲线拟合的实用方法——逐步搜索分段回归法。
A practical method for curve fitting of test data-Progressive search and sectional regression-is presented.
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