Table 1 Comparison of license plate detection algorithms on CCPD dataset.

From: License plate recognition system for complex scenarios based on improved YOLOv5s and LPRNet

Network

P

mAP50

FPS

Params (M)

Model size (MB)

GFLOPs

SSD

0.883

0.860

47

23.90

45.80

24.4

Faster RCNN

0.899

0.875

32

41.10

80.39

43.96

YOLOv7x

0.980

0.993

86

70.78

134.99

188.9

KDNet

0.988

0.991

125

39.59

75.5

107.8

YOLOv5s

0.952

0.991

165

7.26

13.84

17.6

Ours

0.989

0.994

147

7.49

14.28

18.1