yiqunsuanfa

使用MATLAB函数中的FFT命令计算离散时间信号的频谱，以加深对离散信号的DFT的理解及其FFT算法的运用。(using MATLAB function FFT calculation order discrete-time signal spectrum, to increase the discrete signals in the DFT and FFT algorithm understanding of the application.)

基于matlab的实现函数归一化的功能，可将函数进行均值为0，方差为1的归一化处理。(Matlab-based implementation of function of the normalized function, can function with mean 0, variance 1 normalization processing.)

用双线型描述系统，并且使系统的模型具有良好的鲁棒性(Described by bilinear system, and the system model has good robustness)

it is about optimisation with swarm s method

该程序是LWSG_NMF方法（局部加权稀疏图正则非负矩阵分解）的matlab实现，可根据所需参数，进行设置(The program is LWSG_NMF method (locally weighted sparse graph regular NMF) matlab implementation, according to the required parameters, set)

说明：  m-k趋势检验，做时序趋势变化的方法的源代码(M-k trend test, the source code of the method of temporal trend change)

维特比译码算法，采用matlab语言进行编写，与自带的一致，可验证(Viterbi decoding algorithm, using matlab language writing, consistent with the built-in, verifiable)

MATLAB混合编程想把matlab强大的功能用在自己的工程实践中吗这是本不错的混合编程的书(Hybrid Programming MATLAB want matlab powerful in their own practice, it works this is a mixture of good programming book)

Code for DWT WATERMARKing in an image

here is the matlab source code for parallel port communication