PBG_vs_PCPeriod

这是一个实现双音多频(DTMF)通信系统的编程实例，对通信系统各个环节进行了仿真(This is a dual tone multi-frequency (DTMF) communication systems programming examples for all aspects of the communication system simulation)

基于MATLAB的MFCC特征提取实现, 内含实验音频文件(MATLAB-based MFCC feature extraction, containing experimental audio files)

MATLAB GUI应用-视频播放器实现(player by MATLAB)

MATLAB通信原理ook调制源代码文件(Communication Theory ook modulation MATLAB source code files)

求解一个多层分层流体中色散方程频率和波数关系的程序(Solving a multi-layer stratified fluid in the dispersion equation the relationship between the frequency and wave number of the procedures)

插值，函数逼近，矩阵特征值计算，数值微分，积分，方程求根，非线性方程求解，迭代，随机数生成，特殊函数，常微分方程，偏微分方程等常用的matlab程序。(Interpolation, function approximation, matrix eigenvalue calculation, numerical differentiation, integration, finding roots of equations, nonlinear equations, iterative, random number generators, special functions, ordinary differential equations, partial differential equations and other commonly used matlab program.)

knn classifier that indecatw classes of test data according k nearest neighbor algoritm in pattern recognition

说明：  gauss消元法求解方程组，可以准确的利用gauss消元法求解线性方程组 (gauss elimination method for solving equations, you can accurately use gauss elimination method for solving linear equations)

matlab下mpeg编码源程序，高效，帮助文件详细。(matlab source code for the mpeg encoding.)

对时间序列或者信号进行fft谱分析，可以打开任意数据文件后分析，很方便使用。(FFT transfer of matlab code,it is useful for signal analysis.)