車牌識(shí)別中字符分割算法的研究與實(shí)現(xiàn)畢業(yè)論文

1、畢 業(yè) 論 文題 目 車牌識(shí)別中字符分割算法的研究與實(shí)現(xiàn)IIABSTRACTAutomatic license plate recognition(LPR) is the technique to draw the character information from the vehicle image and confirm the identity of the vehicle through using comput

2、er vision，image manipulation,pattern recognition and so on．LPR is a important study field in the ITS，and it has great apply value．Automatic license plate recognition system generally consists of license plate location, c

3、haracter segmentation and character recognition three parts. In this paper, license plate character segmentation research, and put forward the related algorithm, and then realize the license plate character segmentation

4、system.Firstly, the pretreatment of the license plate character segmentation is a more in-depth research, especially the license plate image edge detection. Taking into account the characteristics of the image plate, the

5、 image is given gradation correction, smoothing processing and edge extraction method in this series of preprocessing the image. Secondly, in license plate location, in accordance with the license plate letters and numbe

6、rs with connectivity features, presents a mathematical morphology based license plate location method, and the license plate characters were accurate positioning. Experimental results show that this method can effectivel

7、y locate the license plate. Then, taking into account the characteristics of the license plate itself, as well as the license plate of the image pixel distribution characteristics of a given pixel based on license plate