id	keyword
easat-6650	inspection
easat-6650	uav
easat-6650	time
easat-6650	algorithm
easat-6650	vol
easat-6650	path
easat-6650	scheduling
easat-6650	urban
easat-6650	planning
easat-6650	energy
easat-6650	problem
easat-6650	zone
easat-6650	infrastructure