Million-grade License Plates Annotation and Transcription Data
Datatang has passed the certification of ISO27001 Information Security Management System and ISO9001 Quality Management System.
Million-level license plate annotation and transfer data, covering license plates of all provinces in China (including Hong Kong, Macao and Taiwan), five license plate colors, including different time periods (daytime, night). Color of the license plate, the rectangular bounding box of the license plate, the time period of the vehicle and the license plate number transfer are annotated. The data set can be used for tasks such as license plate recognition and license plate detection.
- Data size
- 1.35 million images
- Collection environment
- outdoor road
- Collection device
- surveillance camera
- Collection diversity
- license plates for various provinces in China (including Hong Kong, Macao and Taiwan), 5 license plate colors, no license plates
- Image parameters
- the image format is .jpg
- Annotation and transcription
- Annotation:the color of the license plate, the rectangular frame of the license plate, the time period of the vehicle, transcription:the license plate number.
- Accuracy rate
- the deviation of the rectangular frame is less than five pixels, the accuracy of the rectangular frame is over 97%, and the license plate color labeling, time period labeling and license plate number transfer accuracy are over 97%