Unverified50% confidenceSolutionExact time
XGBoost对不平衡数据具有鲁棒性,可通过scale_pos_weight参数和SMOTE过采样、Focal Loss提升少数类召回率
1
Sources
50%
Confidence
Long-term
Relevance
7/14/2026
First Seen
Sources
简历投了几百份没回音?技术求职困境深度解析与破局策略
redditr/learnmachinelearning7/12/2026
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