Mechanical Fault Diagnosis of a DC Motor Utilizing United Variational Mode Decomposition, SampEn, and Random Forest-SPRINT Algorithm Classifiers. - Zijian Guo; Mingliang Liu; Huabin Qin; Bing Li (Entropy, 2019)

A New Fault Diagnosis Classifier for Rolling Bearing United Multi-Scale Permutation Entropy Optimize VMD and Cuckoo Search SVM. - Zijian Guo; Mingliang Liu; Yunxia Wang; Huabin Qin (IEEE Access, 2020)

Adaptive diagnosis of DC motors using R-WDCNN classifiers based on VMD-SVD. - Huabin Qin; Mingliang Liu; Jian Wang; Zijian Guo; Junbo Liu (Appl. Intell., 2021)