Analytical Model for Travel Time-Based BPR Function with Demand Fluctuation and Capacity Degradation

Table 3

Statistical results of DDFS for five links.

Distribution	K–S statistic	(should be rejected)
From node ID 11333 to node ID 11329
Generalized extreme value	0.03677	No
Johnson SB	0.04412	No
Log-normal	0.14788	Yes
Weibull	0.08799	Yes
Uniform	0.12405	Yes
Normal	0.10575	Yes
Exponential	0.33625	Yes
Pareto	No fit
From node ID 11329 to node ID 11324
Generalized extreme value	0.03187	No
Johnson SB	0.03557	No
Weibull	0.0497	No
Uniform	0.08323	Yes
Normal	0.06734	Yes
Exponential	No fit
Pareto	No fit
Lognormal	No fit
From node ID 11324 to node ID 11215
Generalized extreme value	0.04594	No
Johnson SB	0.0474	No
Lognormal	0.17705	Yes
Weibull	0.19495	Yes
Uniform	0.09964	Yes
Normal	0.12087	Yes
Exponential	0.36142	Yes
Pareto	0.5329	Yes
From node ID 11215 to node ID 11163
Generalized extreme value	0.02612	No
Johnson SB	0.02659	No
Lognormal	0.11333	Yes
Weibull	0.06051	Yes
Uniform	0.09492	Yes
Normal	0.06977	Yes
Exponential	0.4452	Yes
Pareto	0.44823	Yes
From node ID 11215 to node ID 11226
Generalized extreme value	0.04005	No
Johnson SB	0.04017	No
Lognormal	0.20991	Yes
Weibull	0.11225	Yes
Uniform	0.117	Yes
Normal	0.11733	Yes
Exponential	0.32285	Yes
Pareto	No fit