... 最小方差量化 minimum variance quantizing 最小方差无偏估计量 minimum variance unbiased estimator 最小方差直线拟合 least square straight-line fit ...
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least square straight line fit 最小平方直线配适
Lastly least square method is used to fit for the straight line. The improved method can extract so much information as possible from original images.
改进后的方法能尽可能多地从图像中提取直线信息，既可以较准确地提取直线的端点信息，又能得到直线的准确表示。
The linear least square method should be selected to fit engineering data to a straight line.
在工程数据线性拟合时，宜选用线性最小二乘法。
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