sapf_sch

对雷达系统学习后的一个练习题，适合初学者练习用(After learning of a radar system exercises, for beginners to use)

matlab中用四阶偏微分方程实现图像去噪(matlab using fourth-order partial differential equations for Image Restoration )

matlab function? for example imnoise3, lpfilter and other

Make the Huffman-tree from the lengths of the Huffman codes. The Huffman codes are also needed, and if they are known, they can be given as an extra input argument.

IOSDATA & kmean的模式识别分类的实现代码，属于原代码，编程语言MATLAB。(The realization of iosdata&Kmean pattern recognition classification code, belonging to the original code, the programming language is matlab)

利用相机指纹对相机的来源进行源辨认中参考模式噪声的求取(Reference noise)

LMS的一个好算法，你可以自己动手。仿真通信系统，让你收益。好东西大家一起分享(LMS is a good algorithm, you can do-it-yourself. Simulation of communication systems, allows you the proceeds. Good things share with everyone)

说明：  采用matlab语言编写的最小二乘算法程序，需要的请下载(Matlab languages using least-squares algorithm procedures needed please download)

超声2维成像，运用DAS算法，算法比较简单，可供初学者看看。(2-dimensional ultrasound imaging, the use of DAS algorithm, the algorithm is relatively simple for beginners to see.)

function y=myditfft(x) 《数字信号处理教程——MATLAB释义与实现》 用MATLAB语言编写的基2 DIT FFT子程序(function y = myditfft (x) " digital signal processing tutorial- MATLAB Interpretation and Implementation" MATLAB language with the base 2 DIT FFT Subroutine)