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8fsk的SDFT解调与普通DFT解调算法的对比(SDFT of 8fsk ordinary DFT demodulation demodulation algorithm comparison)

该文给出了一种利用matlab系统实现频谱分析与显示的方法。该方法对语音信号进行基于FFT的短时频谱分析，频谱图的伪彩色映射及显示。(This paper presents a system implementation using matlab spectrum analysis and display methods. The method is based on the speech signal short-time FFT spectrum analysis, spectrum and display pseudo-color mapping.)

说明：  电子书：神经网络理论与MATLAB7实现程序 前4章讲解神经网络,第5章讲解MATLAB神经网络工具箱应用,解决实际问题实例,非常好!(EBook: Neural Network Theory and implementation procedures for the first 4 chapters MATLAB7 explain neural networks, Chapter 5 explain the application of neural network toolbox of MATLAB to solve practical problems instances, very good!)

ofdm发送端和接收端，根据短训练字的特性进行相关运算，进行信号到达检测，当检测到相关值大于门限一定次数后，认为有信号到达。(ofdm sending end and receiving end, according to the characteristics of the short training word correlation operation, the signal reaching the detector, when the detected correlation value is greater than the threshold after a certain number of times that a signal arrives.)

This is the matlab code of multi class common spatial pattern.

三节点板多边界条件自由振动和静力分析，能够自动生成模型。(Three-node shell boundary conditions free vibration and static analysis, can automatically generate the model.)

Calc standard error of the mean or nonparametric

its servoing motor control in matlab

采用matlab simulink仿真，仿真小车在摩擦情况下的运动，分别对静摩擦和动摩擦模拟。(Using matlab simulink simulation, simulation of the car in case of friction movement, respectively, static and dynamic friction simulation.)

Scatter plot for large data set (tested for 10 million points)