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本文件是基于MATLAB的声音信号频谱分析仪的源代码(This document is based on MATLAB)

自己编写的55行精短情诗代码，呈现红色背景、白窗心形图案及动态U型符号，释义“Need you !”，码农也能文艺！(55 lines fine short poems codes, showing heart-shaped background and dynamic symbol-U,meaning "Need you!")

C++ 学习基础源码程序，帮助初学者快速掌握C++的基本使用及基础的编码技巧(Learn basic c++ source program, to help beginners quickly grasp the basic use of c++ and basic coding techniques)

DIGITAL CHAOTIC COMMUNICATIONS IT USE CHAOTIC SIGNALS AS A CARRIER

说明：  本文件是脑电信号分析MATLAB工具箱，是做信号处理的必备工具，尤其针对生物医学信号处理，更合适。(This file is EEG analysis MATLAB toolbox, is the necessary tool for signal processing, especially for biomedical signal processing, more appropriate)

在MATLAB环境下开发的基于AIC和MDL准则的远场入射新号的数目估计，估计准确度都很高，仿真效果理想(Developed under the MATLAB environment, based on AIC and MDL criteria for the far-field incident estimated number of new numbers, it is estimated have a high accuracy, simulation results are satisfactory)

code for computing the entropy of gray scale image, including to calculate the local entropy (especially for matlab 7.0 and lower that dont have entropy and entropyfilt function)

THREE PHASE DVR WITH VOLTAGE SWELL CONDITION

用Mie理论计算双层粒子的散射角——散射光强曲线 1．RB1.m 计算第一类Ricatti-Bessel函数的函数 2．RB2.m 计算第二类Ricatti-Bessel函数的函数 3. Alegendr.m 计算角函数 和 的函数 4. MieCoeff.m 计算包覆粒子米尔系数的函数 5. Amp.m 计算散射光复振幅的函数 6. MieIntensity.m 画包覆粒子散射角-光强图 (Mie theory calculations using double-particle scattering angle- scattering intensity curve 1. RB1.m calculate the first class Ricatti-Bessel function of the function 2. RB2.m calculate the second category Ricatti-Bessel function of the function 3. Alegendr.m computing angle functions and function 4. MieCoeff.m coated particles Mill coefficient calculation function 5. Amp.m calculate the scattering amplitude recovery function 6. MieIntensity.m painting coated particle scattering angle- light intensity diagram)

异步电机的电流预测控制，给定转速，通过比较电机输出的dq轴电流和给定电流判断控制性能的优劣(predictive Current Control)