Fig. 3From: Mental status assessment of disaster relief personnel by vocal affect display based on voice emotion recognitionComparison of normalized VAD indices by session between subject groups. Group S consisted of subjects with short duration of stay in disaster area, and Group L consisted of subjects with long duration of stay in disaster area. Indices were normalized so that the averages for Group L became 1 in each index. Heights of bars show the means of the VAD indices by session for each subject group, and error bars show the standard deviationsBack to article page