Passenger Flow Prediction of Integrated Passenger Terminal Based on K-Means–GRNN

Table 2

Clustering validity index values of the BUPA dataset

Clustering number	CH	DB	KL	WINT	IGP	BWPs
2	322.269	0.7679	4.19	0.61	0.985	0.733
3	264.751	0.918	1.343	0.821	0.915	0.517
4	244.543	0.869	1.964	0.664	0.862	0.304
5	222.926	0.954	2.911	0.574	0.853	0.316
6	199.3688	0.939	0.4	0.585	0.919	0.215
7	191.999	1.016	1.971	0.546	0.845	0.207
8	181.0314	0.977	5.378	0.552	0.821	0.199
9	167.216	1.117	0.033	0.5234	0.81	0.184
10	198.317	0.933	187.678	0.537	0.851	0.2178
11	184.512	0.979	0.047	0.521	0.864	0.185
12	178.436	0.963	2.081	0.537	0.843	0.192