中文说明：
smote算法，用于扩充对数据的采样，当某类样本量较小时，做神经网络对它的类型判断错误率就会较高，所以需要调整采样，语言matlab
English Description：
Smote algorithm is used to expand the sampling of data. When the sample size of a certain type is small, the error rate of neural network to judge its type will be high, so we need to adjust the sampling, and use MATLAB language