Constructing a Method for an Evaluation Index System Based on Graph Distance Classification and Principal Component Analysis

Table 2

Correlation coefficient matrix.Table 2 is reproduced from Mikoni [10] (under the Creative Commons Attribution License/public domain).

	1.00	0.40	0.69	0.37	−0.60	−0.46	−0.47	0.33	−0.55	0.32	−0.72	0.80	0.83	0.77	0.36	0.60
	0.40	1.00	0.86	0.97	0.12	0.03	0.21	−0.45	0.09	0.91	0.06	0.33	0.13	−0.03	−0.35	−0.30
	0.69	0.86	1.00	0.90	−0.39	−0.47	−0.31	−0.34	−0.42	0.90	−0.44	0.40	0.34	0.21	−0.27	−0.05
	0.37	0.97	0.90	1.00	−0.01	−0.11	0.08	−0.50	−0.05	0.96	−0.05	0.26	0.06	−0.08	−0.39	−0.33
	−0.60	0.12	−0.39	−0.01	1.00	0.91	0.95	−0.25	0.99	−0.14	0.96	−0.23	−0.32	−0.35	−0.24	−0.55
	−0.46	0.03	−0.47	−0.11	0.91	1.00	0.96	0.15	0.94	−0.29	0.85	0.07	−0.20	−0.21	0.18	−0.18
	−0.47	0.21	−0.31	0.08	0.95	0.96	1.00	−0.08	0.97	−0.10	0.88	0.02	−0.22	−0.25	−0.02	−0.39
	0.33	−0.45	−0.34	−0.50	−0.25	0.15	−0.08	1.00	−0.15	−0.59	−0.28	0.61	0.38	0.45	0.98	0.93
	−0.55	0.09	−0.42	−0.05	0.99	0.94	0.97	−0.15	1.00	−0.20	0.94	−0.14	−0.25	−0.27	−0.13	−0.46
	0.32	0.91	0.90	0.96	−0.14	−0.29	−0.10	−0.59	−0.20	1.00	−0.11	0.06	−0.10	−0.23	−0.52	−0.36
	−0.72	0.06	−0.44	−0.05	0.96	0.85	0.88	−0.28	0.94	−0.11	1.00	−0.41	−0.55	−0.58	−0.30	−0.57
	0.80	0.33	0.40	0.26	−0.23	0.07	0.02	0.61	−0.14	0.06	−0.41	1.00	0.79	0.76	0.70	0.68
	0.83	0.13	0.34	0.06	−0.32	−0.20	−0.22	0.38	−0.25	−0.10	−0.55	0.79	1.00	0.99	0.43	0.52
	0.77	−0.03	0.21	−0.08	−0.35	−0.21	−0.25	0.45	−0.27	−0.23	−0.58	0.76	0.99	1.00	0.50	0.56
	0.36	−0.35	−0.27	−0.39	−0.24	0.18	−0.02	0.98	−0.13	−0.52	−0.30	0.70	0.43	0.50	1.00	0.90
	0.60	−0.30	−0.05	−0.33	−0.55	−0.18	−0.39	0.93	−0.46	−0.36	−0.57	0.68	0.52	0.56	0.90	1.00