“…Especially, positive emotions, like calmness and optimist, may cause an ordered and efficient evacuation, whereas negative emotions, such as panic, anxiety and fear, may lead to confusion and congestion in the large-scale crowd evacuation in emergencies. Although there has been significant research on emotions from a computational perspective, one area scarcely explored is emotional contagion [1,2,3,4,5,6,12]. The so called emotion contagion is that a certain emotion in some individuals propagates to other individuals through interactions among individuals, such as face-to-face communications [6].…”