Exploring the Behavior-Driven Crash Risk Prediction Model: The Role of Onboard Navigation Data in Road Safety

Table 1

Elements of each category of abnormal driving behavior.

Name	Variable description					Unit
Category	Types of abnormal behavior (4 types)
max_a	Maximum acceleration during the abnormal behavior					g
max_v	Maximum velocity during the abnormal behavior					m/s
Time	Date and time of the abnormal behavior. Accuracy to the second					s
Longitude	Longitude of the abnormal behavior. Accuracy to the centimeter					cm
Latitude	Latitude of the abnormal behavior. Accuracy to the centimeter					cm
Behavior	Feature	Min	Max	Mean	Std	No. of cases
Sharp-left-lane-change behavior	max_a	0.171	0.935	0.330	0.166	996
	max_v	0.000	37.392	21.705	8.034	996
Sharp-right-lane-change behavior	max_a	0.170	0.949	0.382	0.202	861
	max_v	0.000	38.742	22.004	8.296	861
Sharp-acceleration behavior	max_a	0.107	0.992	0.252	0.083	55317
	max_v	0.000	49.323	20.937	9.904	55317
Sudden-braking behavior	max_a	0.198	1.370	0.325	0.104	60056
	max_v	0.000	55.633	21.552	8.253	60056