id	keyword
easat-10670	knowledge
easat-10670	learning
easat-10670	model
easat-10670	gnsw+
easat-10670	recommendation
easat-10670	vol
easat-10670	student
easat-10670	difficulty
easat-10670	samples
easat-10670	point
easat-10670	performance
easat-10670	sampling
easat-10670	data
easat-10670	weighting
easat-10670	frequency
easat-10670	dataset
easat-10670	science
easat-10670	systems