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A linear system is such that produces its output as a linear combination of its current and previous inputs and its previous outputs [13]. It can be described as time-invariant if the system parameters do not change with time

利用自然梯度算法来对于5 类信号进行盲信号分离，采用自然梯度法对混合的信号进行 分离并分析其性能，并比较不同步长对于信号分离的影响(Use of the natural gradient algorithm for the five types of signals blind signal separation, using the natural gradient method for mixed signal Separation and analysis of its performance and compare sync signal separation for the impact of long)

说明：  历年数学建模解题程序代码：电力分派与管理，MATLAB程序2(Mathematical modeling problem-solving year code: electricity distribution management, MATLAB program 2)

simulink命令集（仿真命令 线性化和整理命令 构建模型命令 封装命令 诊断命令 硬拷贝和打印命令： ）(Simulink command set (linear simulation orders and orders finishing order Packaging Model Construction orders diagnosis Order hard copy and print orders :))

ldpc码纠错程序，对传输过程的错误进行自动检错(LDPC code error correction procedures, on the transmission error for automatic error detection)

Effective mathematical model of IPMSM with PI controller as speed controller. Good for comparison & simulation results.

说明：  C-V模型实现灰度图像和彩色图像的分割,运用水平集方法实现曲线演化(using Chan-Vese model color image segmentation )

Quad Tree image processing

该程序计算了接收分集中等增益合并的误码率，并有理论值和仿真值的比较(The program calculates the bit error rate of receive diversity and equal gain combining, and the theoretical values ​ ​ and simulation values)

2010 数学建模大赛 赛前matlab培训5(2010 Mathematical Contest in Modeling Training (numerical entry) lecture 5.zip)