The technology of feature extraction based on layering dimension is also studied, and all kinds of discontinuous points (jumping point, spinode, buckle point, curvature maximum and so on) are extracted completely.

• 以基于分层维的数据处理技术研究为基础，本文提出了一种利用数据点特征的非均匀有理B样条(NURBS)曲面重构方法。