Figure 6From: Dissecting global air traffic data to discern different types and trends of transnational human mobilityDiscrepancies between the cumulative sum of mobility in the two opposite directions (\(A \longrightarrow B\) vs \(A \longleftarrow B\)). The upper bound in the graph is set to a ratio of 5 to better illustrate the relation; the actual maximum ratio is 150Back to article page