实验内容：编制一个通用的边缘提取函数，通过输入不同的参数，能够实现Sobel算子、Prewitt算子、Roberts算子、Marr算子和Canny边缘检测-Experimental contents: the preparation of a generic edge detection function, by entering different parameters, to achieve Sobel operator, Prewitt operator, Roberts operator

小波分析及其应用，详细介绍了小波变换原理和基本方法，还重点介绍小波变换在语音和图像处理、信号检测、多尺度边缘提取等领域的应用。-Wavelet analysis and applications, described in detail wavelet transform principles and basic methods, but also focuses on Wavelet Transform in the voice and image processing, signal det

matlab的四种边缘提取办法比较（代码）-the four edge detection matlab comparison approach (code)