摘要：变形车牌矫正和复杂牌照的文字区域提取是LPR中两个比较重要的问题。本文运用MATLAB，通过Radon 变换检测牌照的角度，使用旋转与错切变换相结合的方法来解决变形牌照矫正问题；通过对牌照区域进行颜色提取从 而消除非牌照颜色的干扰，解决复杂牌照的文字区域提取问题。-Abstract: The distortion correction and complexity of the license plate text area extraction is the LPR in the

This a two stage method in which at first image RGB compensated and then converted to YCbCr to normalise overall illumination of image.Its cascaded implementation of section 2.A of paper "A FAST SKIN REGION DETECTOR" by Phil Chen, Dr.Christos Greecos