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Million-scale License Plates Annotation and Transcription Data_Data Products_Datatang_Million-scale License Plates Annotation and Transcription Data

Million-scale License Plates Annotation and Transcription Data

Sample

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Million-scale License Plates Annotation and Transcription Data_Data Products_Datatang Million-scale License Plates Annotation and Transcription Data_Data Products_Datatang

Data Introduction

Million-scale License Plates Annotation and Transcription Data. The data covers license plates of all provinces in China (including Hong Kong, Macao and Taiwan), five license plates color, including different time periods (day, night). license plate quadrilateral bounding boxes, license plate number transcription, license plate color (mainly the license plate background color), license plate single and double column information were annotated. The data can be used for tasks such as license plate recognition and license plate detection.

Data Specification

Data size
approximately 1,000,000 images
Collection environment
outdoor roads (highways, road bayonets, urban roads, etc.)
Collection device
surveillance camera
Collection diversity
34 provinces (including Hong Kong, Macao and Taiwan), 5 license plate colors, special license plate
Image parameters
the image format is .jpg, the annotated file format is .json
Annotation content
annotating license plate quadrilateral bounding boxes, license plate number transcription, license plate color (mainly the license plate background color), license plate single and double column information
Accuracy
a quadrilateral bounding box is qualified when the deviation is not more than 3 pixels, and the qualified rate of the quadrilateral bounding box shall not be lower than 97%; the accuracies of license plate number transcription, license plate color, license plate single and double column information label are not less than 97%

Sample

  • Million-scale License Plates Annotation and Transcription Data_Data Products_Datatang
  • Million-scale License Plates Annotation and Transcription Data_Data Products_Datatang
  • Million-scale License Plates Annotation and Transcription Data_Data Products_Datatang
  • Million-scale License Plates Annotation and Transcription Data_Data Products_Datatang
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Million-scale License Plates Annotation and Transcription Data_Data Products_Datatang