Uncovering offline event similarity of online friends by constructing null models
Cui Wenkuo1, Xiao Jing1, Li Ting1, Xu Xiaoke1, 2, †
       

The impact of online social micro-structures on offline event similarity. The HPI distribution of (a) 0k null networks, (b) 1k null networks, (c) 2k null networks, and (d) 3k null networks.