Research on Subway Pedestrian Detection Algorithm Based on Big Data Cleaning Technology

Table 2

The default anchor box size before and after -means clustering.

Feature maps of different sizes
Anchor before clustering	(116, 90)	(30, 61)	(10, 13)
	(156, 198)	(62, 45)	(16, 30)
	(373, 326)	(59, 119)	(33, 23)
Anchor after clustering	(135, 120)	(99, 92)	(48, 48)
	(159, 166)	(105, 113)	(63, 71)
	(202, 230)	(119, 146)	(80, 83)