Analysis of ref <=“ http://www.fuyingkeji.com/ "> license plate recognition system < / a > factors affecting recognition success rate

I. incorrect placement of license plate recognition camera

The license plate recognition system is very important to recognize the installation angle and location of the camera, because if the camera has a recognition range, the license plate will not be recognized beyond the specified distance

II. Too fast speed

The vehicle speed is too fast at the entrance and exit, which will affect the license plate recognition camera to capture the license plate image and affect the recognition success rate

III. The appearance part of the license plate is missing

The paint falling off, serious wear and covering of the license plate surface by pollutants will reduce the recognition effect, resulting in problems in the recognition of the license plate recognition system

IV. natural environment change

Rain, snow, fog and other weather affecting light visibility, the license plate recognition system recognition camera can not obtain a clear image, which will also affect the recognition success rate