The author proposed a new rotating coordinates convex hull algorithm, and using it in assessing roundness to reduce the computation.3. A system for evaluating form and position error is established, which including part measurement, error separation and data evaluation.
3.构建了形位误差评定系统结构,将其分为测量、误差分离和数据评定三个部分,并详细构建了数据评定部分的功能模块。
参考来源 - 形位误差评定算法及评定系统的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Sampling strategy, measurement errors and measured contour form features are all related to the uncertainty analysis for dimension, position and form error estimated.
轮廓的尺寸量、位置量以及形状误差估计值的不确定度与测量误差、被测轮廓的形状特征以及采样策略等有关。
The geometrical parameters of a contour include its dimension, position, form error and form spectrum.
几何轮廓参数包括尺寸参数、位置参数、形状参数以及表征频域特征的谱参数等。
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