本程序是在matlabR2009b平台上编程，主要实现一维离散小波阈值去噪，有63期高程数据，可以直接使用！-This procedure is in matlabR2009b platform programming, the main one-dimensional discrete wavelet thresholding, there are 63 elevation data can be used directly!

利用小波变化对金融数据进行去噪，保留数据主要趋势，采用通用阈值去噪。-Changes in the financial data using wavelet denoising, retain data key trends, using a common thresholding.

Edge detection is widely used in image processing, image recognition and computer vision. Tradition edge detection methods have a lot of disadvantages. This paper presents a new edge detection algorithm base on Matching Pursuit (MP). Our method h