id	keyword
ajis02-1552	influence
ajis02-1552	topic
ajis02-1552	user
ajis02-1552	network
ajis02-1552	user influence
ajis02-1552	information
ajis02-1552	measurement
ajis02-1552	pagerank
ajis02-1552	twitter
ajis02-1552	measures
ajis02-1552	systems
ajis02-1552	graph