Landscape Perspective Distance-Included Angle Shape Distribution Analysis Based on 3D CAD Model Retrieval Algorithm

Table 2

Comparison of E-measurement indicators of the four retrieval algorithms.

Algorithm
Algorithm in this paper	0.442	0.432	0.356
ND algorithm	0.373	0.326	0.367
SD algorithm	0.222	0.156	0.177
SH algorithm	0.334	0.314	0.289

is the number of search results.