Table 1. Distribution of the CCTV weather dataset

Weather class	Image dataset (train/validation/test)	Sequence dataset(train/validation/test)
Clear	1,443/188/184	200/47/46
Fog	1,500/120/120	200/30/30
Rain	1,456/240/230	200/24/23
RainFog	1,520/160/160	200/16/16
Snow	1,512/120/100	200/11/10
SnowFog	1,510/140/120	200/14/12
Total	8,941/968/914	1,200/142/137