Dynamic Early Warning Method for Major Hazard Installation Systems in Chemical Industrial Park

Table 4

Correlation coefficient matrix.

Z-Score	PI02	PI03	PI401	PI402	PI1201	PI2003	PI102	PI103	FI102	FI101	FI1201	TI03	TI04	TI102
PI02	1.000	0.354	0.744	0.376	0.720	0.805	0.519	0.884	-0.468	0.396	0.250	0.798	0.114	0.749
PI03	0.354	1.000	0.854	0.976	0.694	0.714	0.699	0.477	-0.623	0.984	0.866	0.156	0.543	0.850
PI401	0.744	0.854	1.000	0.856	0.878	0.933	0.727	0.779	-0.675	0.871	0.750	0.505	0.463	1.000
PI402	0.376	0.976	0.856	1.000	0.637	0.695	0.659	0.462	-0.512	0.993	0.862	0.218	0.444	0.855
PI1201	0.720	0.694	0.878	0.637	1.000	0.958	0.798	0.828	-0.902	0.693	0.650	0.379	0.677	0.868
PI2003	0.805	0.714	0.933	0.695	0.958	1.000	0.785	0.873	-0.766	0.734	0.599	0.525	0.511	0.930
PI102	0.519	0.699	0.727	0.659	0.798	0.785	1.000	0.674	-0.742	0.696	0.670	0.233	0.531	0.716
PI103	0.884	0.477	0.779	0.462	0.828	0.873	0.674	1.000	-0.695	0.509	0.331	0.726	0.288	0.780
FI102	-0.468	-0.623	-0.675	-0.512	-0.902	-0.766	-0.742	-0.695	1.000	-0.590	-0.611	-0.144	-0.796	-0.657
FI101	0.396	0.984	0.871	0.993	0.693	0.734	0.696	0.509	-0.590	1.000	0.866	0.211	0.515	0.869
FI1201	0.250	0.866	0.750	0.862	0.650	0.599	0.670	0.331	-0.611	0.866	1.000	-0.038	0.672	0.738
TI03	0.798	0.156	0.505	0.218	0.379	0.525	0.233	0.726	-0.144	0.211	-0.038	1.000	-0.313	0.519
TI04	0.114	0.543	0.463	0.444	0.677	0.511	0.531	0.288	-0.796	0.515	0.672	-0.313	1.000	0.441
TI102	0.749	0.850	1.000	.855	0.868	0.930	0.716	0.780	-0.657	0.869	0.738	0.519	0.441	1.000