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KHOI-SMOTE:一种基于k-means聚类和h-异常值指数的高效过采样技术,用于 ...
针对类不平衡问题,提出KHOI-SMOTE方法,结合k-means聚类和h-outlyingness指数(HOI),将合成样本生成重点从同一聚类内转向跨聚类稀疏区域,减少噪声传播并提升分类性能。实验在22个涵盖基准和医学的数据集上验证其优于传统SMOTE及变种,假设检验确认显著差异。
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