基于优化变分模态分解的磁瓦内部缺陷检测
冉茂霞,黄沁元,刘鑫,宋弘,吴浩

Internal defect detection of arc magnets based on optimized variational mode decomposition
Mao-xia RAN,Qin-yuan HUANG,Xin LIU,Hong SONG,Hao WU
图 8 4种类型的磁瓦样本的特征聚类
Fig.8 Feature clustering for four types of arc magnet samples