id	keyword
hungeobull-554	image
hungeobull-554	land
hungeobull-554	cover
hungeobull-554	laboratory
hungeobull-554	data
hungeobull-554	sensing
hungeobull-554	roof
hungeobull-554	et al
hungeobull-554	measurements
hungeobull-554	study
hungeobull-554	resolution