• 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.

    算法最小二乘意义上的多项式曲线拟合实验结果表明校正效果明显优于分段线性校正算法。

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  • Also, the fitting formula of piecewise parabola interpolation is derived. The error evaluation based on ISO is accomplished for both experiential formula and parabola fitting formula.

    导出了分段抛物线插值公式,并对经验公式抛物线拟合公式iso基准进行误差评估

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  • 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.

    目的合列车车轮踏面的实恻轮廓曲线,方法采用阶导数连续分段曲线拟合法。

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  • By piecewise polynomials and the Ramberg-Osgood three-parameter equation fitting the stress-strain curve, the expressions of the tangent and secant modulus are derived.

    分别介绍了分段多项式培其一奥斯古特三参数方程拟合应力应变曲线并求切线模量和割线模量方法。

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  • By piecewise polynomials and the Ramberg-Osgood three-parameter equation fitting the stress-strain curve, the expressions of the tangent and secant modulus are derived.

    分别介绍了分段多项式培其一奥斯古特三参数方程拟合应力应变曲线并求切线模量和割线模量方法。

    youdao

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