id	keyword
ajst-18329	signal
ajst-18329	noise
ajst-18329	model
ajst-18329	vmd
ajst-18329	diagnosis
ajst-18329	fault
ajst-18329	wavelet
ajst-18329	decomposition
ajst-18329	data
ajst-18329	reduction
ajst-18329	wpt
ajst-18329	figure