Unverified50% confidenceSolutionExact time
当数据包含大量高基数类别特征时，基于距离的算法（如K-means、KNN）表现不佳，基于树的模型（如随机森林、梯度提升树）通常更稳妥
1
Sources
50%
Confidence
Long-term
Relevance
7/11/2026
First Seen
Sources
K-means vs Random Forest: How to Choose the Right Algorithm from First Principles
redditr/learnmachinelearning7/10/2026
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