Table 3.

ANPR Datasets available to the research community.

Source/API	Datasets	Size (1 k = 1000)	Version and Availability ${}^2$
[79]	Sighthound	Over 3 million images	Open source Commercial Publicly available to the research community
[164]	ImageNet	Over 14 million images	Publicly Available
[78]	UFPR-ALPR	4.5 k images	Non-commercial use only Available on request for academic purposes
[165]	CompCars	136.7 k images	Non-commercial Research purposes only
[166]	CCPD: Chinese City Parking Dataset	250 k unique images	Open source under MIT license
[167]	VMMR: Vehicle Make and Model Recognition	291.7 k images	Publicly available to the research community Latest versions of dataset can be provided upon request
[168]	SSIG-SegPlate	6.6 k images	Available on request only
[169]	AOLP: Application-Oriented License Plate Recognition	2 k images	Available on request for research purposes only
[170]	Cars Dataset by Stanford	16.1 k Images	Publicly available for research purpose only
[171]	Cityscapes Dataset	25 k Images	Non-commercial Research purposes only
[172]	Caltech	1.5 k images	Available with attributions
[173]	GTI: Grupo de Tratamiento de Imágenes	3.4 k with vehicles while 3.9 k without vehicles in scene, 4000 from other sources	Publicly Available