Multi-criteria collaborative filtering recommender by fusing deep neural network and matrix factorization

Journal of Big Data

Table 2 TripAdvisor dataset ratings distribution

Ratings	1	2	3	4	5
Value	4268	5853	10,374	24,696	35,894
Rooms	4002	5517	10,493	25,019	36,054
Location	1464	3141	8503	22,177	45,800
Cleanliness	2591	3585	8232	19,951	46,726
Check in/front desk	3775	4468	11,083	19,201	42,558
Service	4086	4462	10,036	20,114	42,387
Business service	4525	5849	19,624	21,661	29,426
Overall	4246	6052	8078	24,180	38,529

The number of examples of the values for each criteria rating and for the overall rating in the dataset