The invention provides a vehicle license plate recognition method and device. The method comprises the following steps: determining a target vehicle in vehicle pictures captured by checkpoint cameras, and identifying a vehicle license plate of the target vehicle; when identifying the vehicle license plate of the target vehicle is unsuccessful, with the picture snapshot time and the picture snapshot place of the target vehicle as a base point, obtaining a snapshot vehicle picture set in a set time range and a set area coverage range; and carrying out statistical analysis on the vehicle pictures in the snapshot vehicle picture set according to feature information of the target vehicle, and determining license plate characters of the target vehicle according to the statistical analysis result, wherein the feature information comprises the license plate characters and one or more of the following features: vehicle model, color, brand and driving direction. The method and device can accurately recognize the license plate characters under the complex environment of light ray influence and target interference influence and the like, and relieve the problem of low recognition rate under the complex environment.
Vehicle license plate recognition method and device
09.12.2015
Patent
Elektronische Ressource
Englisch
IPC: | G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS |
Europäisches Patentamt | 2015
|LICENSE PLATE RECOGNITION DEVICE, LICENSE PLATE RECOGNITION METHOD, AND PROGRAM
Europäisches Patentamt | 2020
|LICENSE PLATE RECOGNITION DEVICE, LICENSE PLATE RECOGNITION METHOD, AND PROGRAM
Europäisches Patentamt | 2022
|License plate recognition system and license plate recognition method
Europäisches Patentamt | 2020
|IMAGE PROCESSING DEVICE, LICENSE PLATE RECOGNITION SYSTEM, AND LICENSE PLATE RECOGNITION METHOD
Europäisches Patentamt | 2023
|