S2

Caesar encryption and decryption matlab code

在matlab 2012a 下，将一段avi视频分割成序列帧，并保存。程序比较简单，就是用到了VideoReader(In matlab 2012a under the avi video into a sequence of frames, and save. Procedure is relatively simple, it is used in the VideoReader)

PSO particle sowarm optimisatin

Prony方法是一种在已知时域冲击响应时构造IIR滤波器（即ARMA）的算法(Prony method is a kind of time-domain impulse response is known IIR filter structure (ie ARMA) algorithm)

Face-Detector, OpenCV Haar cascade object detection. Matlab interface for running haar-cascade object detectors from the Intel Open Computer Vision Library.

用Burg法进行功率谱预测的函数，对信号建立AR模型递推估计(Burg method with projected power spectrum function, the signal is estimated that the establishment of recursive AR model)

BISSECTION METHODE NUMERIQUE

Scaling between two number ranges

说明：  用matlab进行数字信号处理，适合新手从入门到精通的学习。(Digital signal processing using matlab for beginners from entry to master learning.)

mallet wavelet小波消噪 小波3层分解并重构。(mallet Wavelet Denoising)