id	keyword
cana-3495	analysis
cana-3495	customer
cana-3495	sentiment
cana-3495	cnns
cana-3495	emotion
cana-3495	classification
cana-3495	commerce
cana-3495	models
cana-3495	reviews
cana-3495	data
cana-3495	vol
cana-3495	learning
cana-3495	product
cana-3495	sentiment analysis
cana-3495	doi