Fig. 4From: The time varying network of urban space uses in MilanCommunity detection based on CDRs. a Communities of NILs obtained using agglomerative hierarchical cluster analysis on the CDR data. b Dendrogram of the clustering procedure (see text). c Daily trends of CDR intensity (which we considered as a proxy of human use) in four NILs selected as representative of the four Communities shown in (a). Black and red lines represents trends in weekdays and weekends, respectivelyBack to article page