Quadrature-demodulation

非平稳时变分析工具箱。现代信号处理的重要工具。(Non-stationary time-dependent analysis toolbox. An important tool in modern signal processing.)

这是一些关于混沌的源代码，并且是通过本人在计算机上验证并可以实现的，如Rossler系统的绘图，一些混沌程序的仿真等等(This is some source code on the chaotic, and through my computer and can verify, such as the Rossler system drawings, some chaotic process simulation, etc.)

this is a communicaton system book. for MIMO chenel.

matlab代码实现分形维数计算1，2,3维图形的盒维数(The following examples illustrate how to use the Matlab package boxcount to compute the fractal dimension of 1D, 2D or 3D sets, using the box-counting method.)

将cell类型的数据转换为double类型的函数(Converts the data of type cell to a function of type double)

MATLAB 实现的概率矩阵分解，可以用于社交网络推荐，将评分矩阵分解为两个低维的用户和商品特征矩阵。代码中需要在load位置添加自己试验所需的数据集。(MATLAB realization probability matrix decomposition can be used for social networking recommendation, the scoring matrix is ​ ​ decomposed into two low dimensional feature matrix of users and commodities. The code you need to add their own data sets required for the test load position.)

本源程序可用于语音识别的端点检测算法，双门限端点检测算法+基于谱熵端点检测。。。(Double threshold endpoint detection algorithm+ endpoint detection based on spectral entropy)

it is for demo beutiful in the matlab

三阶龙格库塔，四阶龙格库塔程序，程序完善，通用性强！(The third order runge kutta, fourth order runge kutta procedures, process improvement, strong commonality. )

这是数据分析与解方程较常用的代码，用于matlab软件。(matlab)