The National Natural Science Foundation of China (No.50875048);the Natural Science Foundation of Jiangsu Province (No.BK2007115);the National High Technology Research and Development Program of China (863 Program)(No.2007AA04Z421)
Aiming at the problems of bispectral analysis when applied to machinery fault diagnosis, a machinery fault feature extraction method based on sparseness-controlled non-negative tensor factorization (SNTF) is propose...