...最小二乘法分段拟合；显著性检验方法 [gap=1138]Key Words: platform testing information general management; fitting of minimum two multiplications; notable-checked method.
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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.
本文用最小二乘法一致逼近及容差平滑分段圆弧拟合平面点列。
This article introduces least square method of unanimous approximation and smooth tolerance of segmented circular arc fit for planar range of Points.
计算结果表明，用分段多项式最小二乘法拟合计算M F D，可以取得满意的计算精度。
The error sources and their influences to the measurement results are also discussed. It has been shown, that the satisfied results can be achieved by using least square fitting method.
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