Figure 4From: Methods for quantifying effects of social unrest using credit card transaction dataThe 2-D histograms of the number of neighborhoods in terms of the two behavioral indexes for Day 62 in the data set: (a) within 2 km; (b) from 2 to 4 km; (c) above 4 km. The horizontal and vertical dashed lines indicate changes of a magnitude less than 0.1Back to article page