Fig. 6
From: Beyond the Big Five personality traits for music recommendation systems
The prediction error for Q1 ratings using a hybrid model based on the similarity of a single personality trait and a single audio feature. The minimum point (best pair) with respect to the 15 personality facets is obtained for curiosity and tender (RMSE = 1.1628). The best pair with respect to the Big Five personality domains is obtained for Openness and tender (RMSE = 1.1639)