An Effective Algorithm for Video-Based Parking and Drop Event Detection

Table 3

Detection results of the falling objects in different scenarios.

scenarios	Number of parking events	Total number of alarms	The total number of correct alarms	Recognition rate %	Missed detection rate %	False detection rate %	Average time required for testing /ms
Xi'an South Second Ring	14	15	13	92.8	9.09	13.3	4300
Beijing Yanqing Road Section	19	22	18	94.7	7.14	18.2	4900
Chongqing Expressway	16	18	15	93.7	6.25	16.7	4100
Shanghai Outer Ring Road	15	17	14	93.3	6.67	17.6	4800
Shanghai Fuxing Road Tunnel	13	14	12	92.3	7.69	14.3	5000