Research on Operation Characteristics and Safety Risk Forecast of Bus Driven by Multisource Forewarning Data

Table 4

Distribution of bus forewarning types under different weather conditions.

Feature name	Feature coding	Total number		Driver fatigue		Vehicle abnormal state
		Quantity	Percentage	Quantity	Percentage	Quantity	Percentage
Weather	Sunny	92994	31.29	40830	31.48	52164	31.14
	Rainy	85610	28.81	37852	29.19	47758	28.51
	Foggy	92936	31.27	40245	31.03	52691	31.46
	Snowy	25649	8.63	10766	8.3	14883	8.89