计算机科学 ›› 2025, Vol. 52 ›› Issue (7): 75-81.doi: 10.11896/jsjkx.240500086
王维, 赵云龙, 彭小玉, 潘小东
WANG Wei, ZHAO Yunlong, PENG Xiaoyu, PAN Xiaodong
摘要: Takagi-Sugeno-Kang(TSK)模糊系统作为特殊的非线性回归系统,能够解决机器学习任务,但其处理高维问题的效果并不理想,且对于规则的确定和调整较为困难。为了优化该系统,将沿用模糊IF-THEN规则。首先运用模糊C均值聚类对数据集进行划分,将数据点嵌入表征点到模糊聚类中心隶属度的空间,进而利用孪生支持向量回归机(TSVR)确定两个回归平面,从而得到回归值。考虑到不同数据集适应不同的关键参数,如聚类数等,采用遗传算法(GA)进行统一参数寻优,简化了领域知识的先验设置,形成了TSVR-GA-TSK(TG-TSK)模糊系统。实验结果表明,相比于经典回归算法和典型的TSK模糊系统,TG-TSK模糊系统具有良好的回归精度和鲁棒性,在Nemenyi检验的两两比较中具有显著优势。
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