Journal of the Brazilian Computer Society

Table 3 The average RMSE results for the structured metadata baseline in both databases

From: Exploiting feature extraction techniques on users’ reviews for movies recommendation

		k = 20	k = 40	k = 60	k = 80	k = 100
ML 100k	Actors	0.9384	0.9383	0.9382	0.9382	0.9381
	Directors	0.9438	0.9438	0.9438	0.9438	0.9438
	Genres	0.9404	0.9401	0.9402	0.9401	0.9401
HetRec ML	Actors	0.8229	0.8226	0.8225	0.8225	0.8224
	Directors	0.8311	0.8311	0.8311	0.8311	0.8311
	Genres	0.8294	0.8283	0.8280	0.8280	0.8280

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