The structure is divided into multiple substructures, the data acquisition and support vector machine are established for each substructure in order to form integral SVM damage detection matrix.

• 将结构划分为多个子结构后，针对各个子结构分别进行样本采集训练并建立结构整体支持向量机损伤诊断矩阵，同时利用信息熵实现了特征层融合。