. Recently, Yan and Liu [16] viewed PE as a tool forstatus characterization of rotary machines and their researchindicates that PE could effectively detect and amplify thedynamic change of rolling bearing vibration signals.
. Recently, Yan and Liu [16] viewed PE as a tool forstatus characterization of rotary machines and their researchindicates that PE could effectively detect and amplify thedynamic change of rolling bearing vibration signals.<br>