Programs_15a

用Fourier变换求取信号的功率谱---周期图法 用Fourier变换求取信号的功率谱---分段周期图法 用Fourier变换求取信号的功率谱---welch方法 功率谱估计----多窗口法（multitaper method ,MTM法） 功率谱估计----最大熵法（maxmum entmpy method,MEM法） 功率谱估计----多信号分类法（multiple signal classification,music法）Fourier transform to strike a signal to the power spectrum - the cycle of plans Fourier transform to strike a signal to the power spectrum - Sub-cycle Method Fourier transform to strike a signal to the power spectrum --- welch method Power spectrum estimated more than window ---- Law (multitaper method, MTM) ---- Power spectrum estimate of maximum entropy (maxmum entmpy method, MEM) ---- More than the estimated power spectrum signal classification (multiple signal classification, music)(To strike a signal with Fourier transform power spectrum- periodogram to strike a signal with Fourier transform power spectrum- Sub-periodogram with Fourier transform power spectrum of the signal to strike-welch method of power spectrum estimation multi-window method (multitaper method, MTM method) Maximum entropy power spectrum estimation method (maxmum entmpy method, MEM law) power spectrum estimation multi-signal classification (multiple signal classification, music law) Fourier transform to strike a signal to the power spectrum- the cycle of plans Fourier transform to strike a signal to the power spectrum- Sub-cycle Method Fourier transform to strike a signal to the power spectrum- welch method Power spectrum estimated more than window Law (multitaper method, MTM) Power spectrum estimate of maximum entropy (maxmum entmpy method, MEM ) More than the estimated power spectrum signal classification (multiple signal classification, music))

Function to plot ellipse in matlab

matlab实现的一个简单的音乐闹钟，界面美观，可以实现定时音乐、整点音乐和定时关机(A simple music alarm which can alarm at time.)

遗传算法-优化算法-模板-可以供学习参考(Genetic algorithms- Optimization- Template)

seismic response analysis of MDOF structures using wilson-theta method

matlab 实现的微粒群算法PSO，比较基本，适合初学者学习参考，自适应权重（非线性）(matlab implementation of PSO PSO, more basic, suitable for beginners to learn reference adaptive weight (nonlinear))

this zip file contains m-file as functions to fingerprint enhancement.

绘图典型程序 包括简单的二维 三维 六维(Typical drawing program includes a simple two-dimensional three-dimensional six-dimensional)

说明：  基于PCA人脸识别算法的研究，用matlab实现。(PCA-based face recognition algorithm using matlab to achieve.)

matlab解决最优化问题的相关程序，源于互联网，多多交流。(matlab to solve optimization problems related procedures, from the Internet, a lot of communication.)