“…In the context of large number of complex data, visualizing the data can effectively improve people’s understanding, and assist them to make decisions. Therefore, visualization has been widely used in many fields, such as medical health (Zhao et al, 2017), social network (Zhu & Watts, 2010), behavior analysis (Chung et al, 2017; Folter et al, 2014), etc. In the field of behavior analysis, common visualization forms include density map (Wang & Skubic, 2008), building structure diagram (Salim et al, 2014), Work Flow (Chung et al, 2017), line chart (Le et al, 2014), etc.…”