Figure 4.
Mean classification accuracy for 16 participants. Accuracies obtained for the contrasts: rude vs. fast (A), neutral vs. medium (B), gentle vs. slow (C). Accuracies were significantly different respect to the chance level (50%) only in the left and right insula. Differently, in each contrast level, control areas (CTRL 1, CTRL 2) not differ significantly from chance (50%).