Analysis and Prediction of the Interval Duration between the First and Second Accidents considering the Spatiotemporal Threshold

Table 4

The importance level of the weight of each variable.

Three-level indicators		Sj	Pj
Conveniences	0.062	6.2	3
Railway	0.052	5.2	3
Station	0.052	5.2	3
Weather	0.050	5.0	3
Influence distance	0.049	4.9	3
Impact distance of second accident	0.049	4.9	3
Weather at the time of the second accident	0.049	4.9	3
Collision degree	0.047	4.7	3
Severity of second accident collision	0.047	4.7	3
Duration of first accident	0.045	4.5	3
Wind speed	0.041	4.1	2
Traffic light	0.041	4.1	2
Humidity	0.040	4.0	2
Sunrise sunset	0.040	4.0	2
Visibility	-0.037	3.7	2
Wind direction	0.037	3.7	2
No thoroughfare	0.036	3.6	2
Working day	0.033	3.3	2
Intersection	0.033	3.3	2
Junction	0.030	3.0	2
No precipitation	0.030	3.0	2
Airport postcode	0.014	1.4	2
Peak period	0.029	2.9	1
Season	0.028	2.8	1
Side	0.027	2.7	1
Whether the second accident occurred during the peak period	0.027	2.7	1
Temperature	−0.024	2.4	1
Air pressure	−0.018	1.8	1