Fig. 8From: Using affective brain-computer interfaces to characterize human influential factors for speech quality-of-experience perception modellingBox plots for the subjective overall impression (QoE-MOS), valence and arousal scores. The figure shows the box plots for subjective ratings collected from Dataset 2. The red line in the middle of the box plot shows the median for a particular rating whereas, the red cross bars show the outliersBack to article page