时域频域29个特征提取
代码说明：
说明： 利用matlab提取出频域和时域信号的29个特征，主运行文件feature_extraction，fre_statistical_compute和time_statistical_compute分别提取频域和时域的特征，生成的29个特征保存在生成的feature矩阵中。(Using MATLAB to extract 29 features of frequency-domain and time-domain signals, the main running files feature extraction, frequency-domain and time-domain features are extracted respectively, and the 29 features are saved in the generated feature matrix.)
文件列表：
时域频域29个特征提取\data.mat, 8859506 , 2018-12-19
时域频域29个特征提取\feature_extraction.m, 753 , 2019-12-16
时域频域29个特征提取\fre_statistical_compute.m, 1568 , 2018-12-19
时域频域29个特征提取\time_statistical_compute.m, 776 , 2018-12-19
时域频域29个特征提取, 0 , 2019-12-16
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