class-imbalanced-diagnosis included methods: '不处理', '随机过采样', 'SMOTE过采样', 'BorderLine SMOTE 过采样', 'NearMiss欠采样', '随机欠采样', 'RUSBoost', 'EasyEnsemble', 'BalanceCascade', '加权支持向量机', 'Focal loss'