Noise_Power

采用相邻一定距离的邻域图像差，提高了抗干扰能力，对亮度变化不敏感(Matching based on neighborhood difference feature)

This is a file of matlab code.

说明：  电子书籍：MATLAB优化算法案例分析与应用 课本源码：MATLAB优化算法案例分析与应用(Electronic Books: Case Analysis and Application of MATLAB Optimized Algorithms Textbook source code: case analysis and application of MATLAB optimization algorithm)

MATLAB下录制音频，并对音频进行频谱分析、倒谱分析等功能，具有GUI界面，容易操作。(MATLAB recording audio, and audio frequency spectrum analysis, cepstrum analysis and other functions, with GUI interface, easy to operate.)

说明：  现代通信系统(matlab版本)第二版，第八个例题的程序。(Modern communication systems (matlab version) second edition, the eighth Example program.)

Amplitude modulation and demodulation

用matlab实现利用双MZI产生RZ33-OOK信号(Using matlab to achieve using two MZI produce RZ33-OOK signal)

4阶龙格--库塔法解常微分方程,比较好用,希望大家尝试.(4-order Runge-Kutta method solution of ordinary differential equations, more useful, I hope everyone try.)

there is a matlab cod that describe how we can compute poincare map in general for nonlinear differential equation,in dynamical system.

可以用来进行人口预测的matlab代码，直接模仿就可以用了(Can be used for population projections matlab code, you can use a direct imitation)