id	keyword
fcis-22002	speech
fcis-22002	retrieval
fcis-22002	model
fcis-22002	training
fcis-22002	content
fcis-22002	pre
fcis-22002	hash
fcis-22002	speech retrieval
fcis-22002	features
fcis-22002	performance
fcis-22002	data
fcis-22002	ieee
fcis-22002	encoder
fcis-22002	recognition
fcis-22002	task
fcis-22002	module