In recent years, with the improvement of people’s living income level, the license plate recognition technology in smart parking lots is the key. Nowadays, many parking lots have adopted the license plate recognition technology, and the outstanding performance is the use in parking lots. Major parking lots such as residential quarters, commercial plazas, shopping malls, airports, etc. have been transformed successively, from the previous traditional card-swiping parking lot system to intelligent license plate recognition parking lot system, then, what are the principles of license plate recognition in the parking lot system And use it?
The working principle of license plate recognition in smart parking system
1. Vehicle viewing: Buried coil viewing, infrared viewing, radar viewing technology, barrier video viewing and other methods can be used to sense the passage of vehicles and trigger image collection and capture.
2. Image collection: Real-time and uninterrupted recording and collection of passing vehicles through the host of high-definition camera captures.
3. Character recognition: The cut characters are scaled, feature extraction, and the standard character expression form in the character database template is matched and distinguished.
4. Effect output: output the effect of license plate recognition in text format.
Nowadays, the license plate recognition parking lot system is currently regarded as a set of parking management system that is more convenient for management and faster vehicle traffic. Because of its high recognition rate and fast traffic, it is favored by many users. However, in order to better manage the parking lot and the difficulty of parking, the parking lot system is continuously upgraded and the functions are constantly increasing. The license plate recognition technology also brings many conveniences to the management of the parking lot system.