LF2407_Matlab

This is helpful for study phase screen

说明：  Welch法功率谱密度 Psd自功率谱 是用改进的平均周期图法来求随机信号的自功率谱估计 采用信号重叠分段，加窗函数和fft算法等计算一个信号的自功率谱估计（PSD）

给予主量分析人脸识别pca matlab 有注释(giving Analysis of a Face Recognition pca Matlab Notes)

说明：  ds证据理论的事例，用于数据融合判决，附说明和参考文献(ds examples of evidence theory for data fusion decision, with notes and references)

说明：  theori jame of mashin elec in matlab mfile

使用matlab合成音乐，用傅里叶级数或傅里叶变换的方法来做，最后用分析得到的吉他的特性来演奏东方红(Matlab music synthesis, using Fourier series or Fourier transform method .And finally use the guitar features formerly analysised to play with DFH)

说明：  该程序代码是用于构造非平稳的信号的代码，其统计特性是随时间而变的。(This program code is used to construct non-stationary signals)

vpwm的matlab仿真主要利用matlab进行svpwm(Matlab simulation based on SVPWM mainly utilizes Matlab to process park transission, park anti transition, wave output and etc produced by SVPWM.)

小波变换有关突变点的检测，通过离散小波变换与连续小波变换进行对比(Wavelet transform on the detection of mutations, through the discrete wavelet transform are compared with the continuous wavelet transform)

matlab入门书籍，介绍了matlab的主要函数命令。包括入门知识、数值计算功能、图形可视化处理功能、notebook、程序设计等等(matlab entry books, describes the main function of matlab commands. Include the entry of knowledge, numerical computing, graphics, visual processing, notebook, programming, etc.)