Fig. 9

Locations of the Shequ with good access only in one single trip (\({A}_{i}^{E}\) > 0.2 and \({A}_{i}^{H}\) = 0: a off-peak periods, b morning peak periods, c evening peak periods; \({A}_{i}^{E}\) = 0 and \({A}_{i}^{H}\) > 0.2: d off-peak periods, e morning peak periods, f evening peak periods)