Fig. 2From: Real-time spatio-temporal event detection on geotagged social mediaEvent detection results at time-stamp \(t = 2017-01-15\) 7pm: a Constructed quad-tree using tweets in the interval [\(t-T:t\)) where \(T=3\)-days, b Flagged events with Poisson signal, and c Distribution of Poisson signals for all nodes.Back to article page