A Novel 3D CAD Model Retrieval Method Based on Vertices Classification and Weights Combination Optimization

Figure 1

An example of vertices classification: (a) 3D CAD model: ESB∖Rectangular-Cubic Prism∖Bearing Blocks∖advgr01, 813 vertices; (b) vertices of Face; (c) vertices of Sharp Edge; (d) vertices of Corner.

(a)

(b)

(c)

(d)