Online Traffic Accident Spatial-Temporal Post-Impact Prediction Model on Highways Based on Spiking Neural Networks

Table 1

Notations.

Notation	Meaning	Units
	The actual cluster that the clean-up time of an accident belongs to	—
	The predicted cluster that the clean-up time of an accident belongs to	—
	The actual clean-up time	Minute
	The predicted clean-up time	Minute
	The actual accumulative queue length in the clean-up phase	Mile
	The predicted accumulative queue length in the clean-up phase	Mile
	The actual maximum accumulative queue length	Mile
	The predicted maximum accumulative queue length	Mile
	The actual average accumulative queue length	Mile
	The predicted average accumulative queue length	Mile
	The actual full-recovery time	Minute
	The predicted full-recovery time	Minute
	The actual half-recovery time	Minute
	The predicted half-recovery time	Minute