Walk, Not Wait: Faster Sampling Over Online Social Networks
PVLDB, pp. 678-689, 2015.
In this paper, we introduce a novel, general purpose, technique for faster sampling of nodes over an online social network. Specifically, unlike traditional random walks which wait for the convergence of sampling distribution to a predetermined target distribution - a waiting process that incurs a high query cost - we develop WALK-ESTIMAT...More
PPT (Upload PPT)