通过对测量数据的噪声点过滤，数据精简等预处理，采用NURBS曲线拟合螺杆型线并分析了其拟合误差。
The NURBS curve is used for fitting the screw profile when cloud datas pretreatment is already done such as eliminated noise data and data reduction, the fitting error is also analyzed.
通过对测量数据的噪声点过滤，数据精简等预处理，采用NURBS曲线拟合螺杆型线并分析了其拟合误差。
The NURBS curve is used for fitting the screw profile when cloud datas pretreatment is already done such as eliminated noise data and data reduction, the fitting error is also analyzed.
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