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MATLAB经典周期图法功率谱估计对信号进行功率谱估计。(MATLAB classical periodogram power spectrum estimate of the signal power spectrum estimation.)

本文介绍MATLAB在概率统计中的若干命令和使用格式，希望大家多多支持啊!(in probability and statistics of a number of orders and the use of the format, we hope the generous support ah!)

基于matlab，通过焦点计算二维中的图像灭点，以还原成三维图像。(Based on matlab, calculated by the two-dimensional image in the focus off point to restore the three-dimensional image.)

cascaded multilevel invertercascaded multilevel invertercascaded multilevel invertercascaded multilevel invertercascaded multilevel invertercascaded multilevel inverter

该方法将宽带信号的检测转化为稀疏信号的表示问题。利用分数阶傅里叶变化实现宽带LFM信号的稀疏表示，然后利用OMP算法实现LFM信号的检测。(The method to the detection of broadband signals into sparse signal representation problem. Wideband LFM signal changes in the fractional Fourier sparse representation, and then take advantage of the the OMP algorithm LFM signal detection.)

Program EDFT produce high-resolution N-point DFT for N greater than the length of data vector.

说明：  蚂蚁TSP算法--用蚁群算法解决旅行商问题(TSP algorithm ant ant colony algorithm to solve traveling salesman problem)

grain detection used to detect the kind of grain

IEC协会推荐的电压波动和闪变的MATLAB计算模型，并含IEC标准（这个标准很难找到免费的）(IEC Association recommended voltage fluctuations and flicker MATLAB computing model, and with the IEC standard (this standard is difficult to find for free))

说明：  利用支持向量机的回归拟合混凝土抗压强度预测，适合初学者的学习和参考。(The regression of support vector machine is used to fit the prediction of concrete compressive strength, which is suitable for beginners to learn and reference.)