Spatiotemporal Characteristics and Self-Organization of Urban Taxi Dispatch

Figure 5

The matching degree varies with taxi density. (a–d) Beijing, Shanghai, Xi’an, and Guangzhou, respectively. The blue stars are original average values, and the red curves are trend fitting curves. The X-axis represents the number of taxis per unit space, and the Y-axis represents the matching degree.

(a)

(b)

(c)

(d)