6WIDODO A, YANG B. Support vector machine in machine condition monitoring and fault diagnosis[J]. Mechanical Systems and Signal Processing, 2007, 21 (6) :2560-2574.
7GENG Zunmin, CHEN Jin, HULL J B. Analysis o{ engine vibration and design of an applicable diagnosing approach [J]. International Journal of Mechanical Sciences,2003,45(8) : 1391-410.
