id	keyword
cana-2696	energy
cana-2696	routing
cana-2696	network
cana-2696	node
cana-2696	iot
cana-2696	sensor
cana-2696	cluster
cana-2696	analysis
cana-2696	wsns
cana-2696	data
cana-2696	trust
cana-2696	method
cana-2696	efficiency
cana-2696	clustering
cana-2696	figure
cana-2696	system