HH-sim-me

双音多频 DTMF（ Dual Tone Multi-Frequency ）信号，是用两个特定的单音频率信号的组合来代表数字或功能(DTMF DTMF (Dual Tone Multi-Frequency) signals, use of two specific combinations of tone frequency signals to represent the number or function)

地球物理专业的地震波数值模拟程序，matlab编写，大家交流学习。。(Geophysics, seismic wave numerical simulation program, matlab prepared to share learning. .)

正交频分复用（OFDM）的完整系统仿真程序，值得学习参考(Orthogonal Frequency Division Multiplexing (OFDM) is a complete system simulation program, it is worth learning reference)

说明：  matlab程序，混沌粒子群算法，混沌优化和粒子群优化两者的结合(Matlab program, chaotic particle swarm optimization)

基于Matlab的BP神经网络在大气污染预报中的应用，希望能够对大家有所帮助(Matlab based on the BP neural network prediction of air pollution in the application, I hope everyone can help)

Contain a function to delete outliers from a serie. Only need a column vector to start. Can add a alpha parameter to configure the way to delete outliers

MMAdapGA:用多变异位自适应遗传优化求解一维无约束优化问题 (MMAdapGA: with changeable ectopic adaptive genetic optimization solution of one-dimensional unconstrained optimization problems)

1、设计一个62阶低通滤波器，采样频率为9kHz，通带截止频率为3kHz，要求阻带最小衰减50dB。 2、将滤波器系数输出到txt文本文档。 (1, the design of a 62-order low-pass filter, the sampling frequency is 9kHz, passband cutoff frequency of 3kHz, requires a minimum stopband attenuation 50dB. 2, the output of the filter coefficients to txt documents.)

说明：  基于元胞自动机的基础matlab的行人流运动程序(Pedestrian flow movement program based on MATLAB)

The source program that shows an example of the different operations with polynomials (generation , multiplication, division , etc.)