filter_base

本程序是基2的时间抽取FFT变换，可以将信号从时域转换到频域。(This procedure is the base 2 time extraction FFT transform, can transform the signal from time domain to frequency domain.)

冈萨雷斯版数字图像处理源码第二部分，非常全，非常好用(Gonzales digital image processing source code, very full, very easy to use)

一个老外开发的地质统计学matlab工具箱,具有较全的统计算法如克里金(A foreigner and development of geostatistics matlab toolbox, has the full statistical algorithms such as kriging)

遥感影像去云补丁，尤其适用于Landsat、Quickbird图像。二次开发，加载即用。(haze tool)

说明：  小波去噪的程序，很好用，推荐给大家使用。(Wavelet denoising procedures, very easy to use, recommended for everyone to use)

裁剪shape文件，使用idl编程实现，就是一个功能，编译以后可以直接调用这个函数(Clipping shape file, using idl programming, is a function, after compiling can directly call this function)

视频水印嵌入算法源程序（VC实现，对话框界面），对于做视频水印的同志可在此基础上进行自己的创新工作。(video watermarking algorithm source code (VC, the dialog interface), for doing video watermarking comrades in this on the basis of their innovation.)

说明：  本代码能实现matlab图中图，可以在figure中实现局部放大图，从而实现整体趋势和局部展示的目的。(This codes can realize the MATLAB graph, iand the codes can realize the local enlargement map in the figure, so as to achieve the overall trend and the purpose of partial display.)

遥感影像道路网提取，遥感影像道路网提取，遥感影像道路网提取，(Remote sensing images road network extraction, remote sensing images road network extraction, remote sensing images road network extraction,)

knn k近邻算法，可选择欧式距离或者曼哈顿距离(knn k nearest neighbor, Euclidean distance or Manhattan can choose the distance)