Optimization of Airport Shuttle Bus Routes Based on Travel Time Reliability

Table 8

Result of travel time reliability for each road segment.

Time period	Direction	Maximum	Minimum	Squared error	Mean squared error	Mean	Difference (%)
Travel time reliability in peak hour	Upward	0.95	0.37	0.045	0.213	0.68	10.2	26.4
	Downward	0.99	0.22	0.064	0.254	0.61
Travel time reliability in nonpeak hour	Upward	0.99	0.72	0.007	0.102	0.86	0
	Downward	0.99	0.72	0.084	0.101	0.86