snr_cnr

利用MATLAB实现的一个简单的水声波束形成程序。实现波束入射角度的定位功能。(The use of MATLAB to achieve a simple acoustic beam-forming process. To achieve the positioning function of beam incident angle.)

说明：  人脸识别的源程序，基于matlab编程，主要采用PCA算法。(face recognition system based on PCA )

three motor simulation work in matlab algorithm

Simulated Annealing Algorithm

基于matlab编写的小程序，可以实现观察信号的泄漏现象，亲自验证好使。(Based on matlab prepared applet, you can achieve the observed signal leakage phenomenon, personally verify so.)

一个查找表的程序，使用了matlab和C语言混合编程实现，提高查找效率(A look-up table of procedures, the use of matlab and C mixed-language programming, improve search efficiency)

this is a matlab code for linear predictive coder

Arduino平台上的计时器，主要用于定时中断的库文件，能够有效解决Arduino没有定时中断的问题(Arduino timer library platform, mainly for the timer interrupt, can effectively solve the problem of Arduino no timer interrupt)

讲述PCM及13折线A率编码与解码的概念，随机给出一个语音信号，并用A率13折线的方法matlab编程对其编码与译码 (About the concept of PCM and 13 line-rate encoding and decoding A randomly given a voice signal and a line with a rate of 13 A method of encoding and decoding matlab programming for its)

hide message inside image and retrive it from image using dct