Figure 2From: Modeling population growth in online social networksThe growth of populated locations. (a) Renren, the growth of populated location as a function of time follows a power function y ∼ x1.26. (b) Twitter, the growth of populated location as a function of time follows a power function y ∼ x1.96. (c) Gowalla, the growth of populated location as a function of time follows a power function y ∼ x1.62.Back to article page