Figure 1
From: Identifying the temporal dynamics of densification and sparsification in human contact networks
Evolution of number of edges M and active nodes N in face-to-face networks. The following days are shown for each data set: (a) Hospital on December 7, 2010, (b) Workplace on June 27, 2015, (c) IC2S2-17 on July 11, 2017 and (d) WS-16 on December 1, 2016. Timeline below panels c and d identify time windows for scheduled events. Gray shading highlights unrestricted sessions i.e., registration, break, lunch, poster session and closing remarks