id	keyword
cana-827	algorithm
cana-827	surveillance
cana-827	drone
cana-827	abc
cana-827	solution
cana-827	colony
cana-827	analysis
cana-827	aco
cana-827	ant
cana-827	path
cana-827	energy
cana-827	swarm
cana-827	bee
cana-827	bees
cana-827	vol
cana-827	optimization