m1envelope

自相关法基音检测的MATLAB代码。自相关法计算速度较快的自相关函数法检测语音的基音频率，有效剔除了高频共振峰和噪音的影响，其估计基音频率准确性高，稳定性好，运算速度较快。(CAMDF)

内含两篇期刊文章，对EMD边界效应的探讨(Contains two journal articles, explore the boundary effect on EMD)

可用于数字信号处理中使用MATLAB设计的学习的四个实验,包括了FIR，IIR，FFT的设计学习(Can be used for digital signal processing designed to learning MATLAB four experiments, including FIR, IIR, FFT design study)

是turbo码的matlab仿真程序，里面有详细的注释(Turbo code is a matlab simulation program, which has detailed notes)

此程序为用MATLAB实现直方图阈值法源码，为matlab软件*m文件(This program in MATLAB histogram threshold method source code for the software* m file matlab)

Facial expression in real time code..this is good for all face both Natural and IR

event management is very important.

LSB方法隐写图像,空域处理，基于修改图像LSB层的数据，达到隐藏秘密信息的目的(steganografic by LSB)

说明：  读取地震数据软件，是地震资料处理的基础性资料(seismic software)

Input: x: input image ru, rd: amount of extension, up and down, for rows cl, cr: amount of extension, left and rigth, for column extmod: extension mode. The valid modes are:主要用于图象处理和模式识别( Input: x: input image ru, rd: amount of extension, up and down, for rows cl, cr: amount of extension, left and rigth, for column extmod: extension mode. The valid modes are:)