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SMOTE
- 通过合成小类样本,使小类的样本数与大类的样本数相同,这样类不平衡的问题就解决了,在小类上的分类准确率提高(By synthesizing small class samples, the sample number of the small class is the same as the number of the large class, so the problem of unbalance is solved, and the classification accuracy on the