s223_YNvd_10b

this program include successfull matlab code

matlab小波的学习工具，用于初学者使用，介绍了一般matlab书中为提到的默认工具(matlab wavelet learning tool for beginners, the book introduces the general matlab default tools for the mentioned)

利用matlab编程实现音乐义勇军进行曲的演奏，已保存为m-文件，可直接运行(Using matlab programming Anthem playing music, saved for the m-file, can be directly run)

说明：  计算常用指标Gmean,F-score,sensitivity,specificity,precision,roc和auc曲线，输入test_label,predict_label两个列向量，即可获得以上指标(calculate some indexes)

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利用matlab进行五点滑动平均法平滑处理(Using matlab five-point moving average smoothing method)

信道估计程序\MIMO-OFDM 系统的信道估计程序，包括导频设计，信道建模,常见的信道估计方法(Channel estimation program MIMO-OFDM system channel estimation procedures, including the pilot design, channel modeling, common channel estimation method)

一个OFDM符号128个有效符号，插入128个虚拟子载波 符号率（即有效数据率）fsymbol，而发送速率（需要包括虚拟子载波）2fsymbol 输入的数据需要2倍的发送数据率，以便进行内插，实现位定时跟踪，即4倍fsymbol采样率的调制信号 OFDM symbol Nfft=128 points 一个OFDM符号数据点 Nfft*2 = 256 ， Guard Interval点 ＝Ng*2=64 (128 of an OFDM symbol of a valid symbol 128 inserted virtual sub-carrier Symbol rate (the effective data rate) fsymbol sending rate (including virtual subcarriers) 2fsymbol Of the input data needs to be 2 times the transmission data rate, in order to carry out the interpolation, to achieve the bit timing tracking, i.e. four times the sampling rate modulation signal fsymbol OFDM symbol Nfft = 128 points One OFDM symbol data points nfft* 2 = 256, the Guard Interval dot = Ng* 2 = 64)

基于映射广义弹性系数的电网静态稳定快速评估判据(Rapid Quantitative Method for Power System Static Stability Assessment Based on Mapping General Elastic Coefficient)

化学化工中的数学方法及MATLAB实现代码(Chemistry and Chemical Engineering and Math in MATLAB code implementation)