车牌识别程序，使用sobel算子检测边缘，然后准确定位车牌，准确率高达98％以上。-license plate identification procedures, the use of pixel edge detection operator, and then accurate positioning plates, accuracy rate was as high as 98% or more.

很好的小波变换边缘检测并滤波的程序，能够准确定位边缘并去除噪声。-Good wavelet edge detection and filtering process, to accurately locate the edge and remove noise.