Some of the most popular function point estimation methods include ESTIMACS and SPQR/20.
最流行的功能点评估方法有ESTIMACS和SPQR/20。
Other preprocessing methods such as discrete curvature estimation and feature point extraction are also studied, and a section-feature recognition algorithm, based on curve fitting, is proposed.
研究了用圆弧曲率估算截面数据离散曲率的方法和特征点提取方法，提出了基于曲线拟合的截面特征识别方法。
For the lack of point target and line detection in the above mentioned methods, a new parameter estimation method is then introduced.
由于以上方法无法检测点、线目标，本文提出了一种新的参数估计方法。
The paper puts forward covariance analysis model about teaching efficiency, introduces some calculation functions and methods on the point estimation and testing hypothesis about the model.
提出了教学效率的协方差分析分析模型，介绍了模型的参数估计及假设检验的计算公式和方法。
The results of planar parameters estimation are not accurate by traditional plane fitting methods to point clouds, because the gross error and outliers are not considered.
提出用控制自由曲面形状的数据点透视投影和曲面在数据点处的法矢进行自由曲面造型的新思想。
The results of planar parameters estimation are not accurate by traditional plane fitting methods to point clouds, because the gross error and outliers are not considered.
提出用控制自由曲面形状的数据点透视投影和曲面在数据点处的法矢进行自由曲面造型的新思想。
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