pls

matlab中傅立叶变化，主要是处理文本格式的数据文件。(matlab in Fourier changes, mainly to deal with text data files.)

仿真信号的FFT频谱和功率谱，绘制了emd分解结果，以及瞬时包络和瞬时频率图，还有Hilbert-Huang谱和Hilbert边际谱。(The FFT spectrum and power spectrum of the simulated signal, the emd decomposition results, and the instantaneous envelope and instantaneous frequency maps, as well as the Hilbert-Huang spectrum and the Hilbert marginal spectrum.)

对MFO算法飞蛾位置更新方法进行改进，加快其收敛速度(The moths position updating method of MFO algorithm is improved to accelerate its convergence speed)

chebshev窗函数，包括等旁瓣级，任意主瓣宽度两个程序(chebshev window function,including side-lobe level and main-lobe width)

傅里叶级数和吉布斯现象的小程序，初学者可以观察吉布斯现象(Fourier series and gibbs phenomenon of small procedures, beginners can observe the gibbs phenomenon )

Matlab PCA主成分分析 一个比较好的matlab代码，非常有用(Matlab PCA PCA matlab code is a relatively good, very useful)

我们对离散时间信号进行傅里叶变换和频谱分析。(We do the discrete time signal FFT and spectrum analysis )

设计了异步电动机在MATLAB中坐标变换的方式。(Design of the asynchronous motor coordinate transformation in MATLAB.)

HMMBOX, version 3.2, William Penny, Imperial College, Feb 1999 Matlab toolbox for Hidden Markov Models(HMMBOX, version 3.2, William Penny, Imperial College, Feb 1999 Matlab toolbox for Hidden Markov Model s)

用matlab编程和数值计算的书籍，里面有许多源代码。(And numerical calculation using matlab programming books, there are many source code.)