Roundness error is evaluated by minimum region law. The diameter of the holes and the distance between the axes of two holes are calculated and measured by program.
在测量尺寸时,依据图像分割所提取的轮廓,使用自编程序利用最小区域法对圆度误差进行评定,并计算、测量链板的孔径和节距。
The roundness of grit's projection was assessed by minimum circumcircle method.
以最小外接圆法评定了金刚石颗粒投影的圆度。
The least square solution and minimum mean square error(MMSE) solution for roundness error and spindle error was derived by measurement matrix in frequency-domain.
这种方法利用频域测量矩阵直接给出了圆度形状误差和回转误差的最小二乘解或最小均方误差解。
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