A Discretionary Lane-Changing Decision-Making Mechanism Incorporating Drivers’ Heterogeneity: A Signalling Game-Based Approach

Table 10

TTC⁻¹ under different scenarios of the decision-making controllers.

Density (veh/ln)	Indicator	TTC^−1 (1/s)
		Space-based		Signalling game-based
		Lane 1	Lane 2	Lane 1	Lane 2
200	Mean	−0.023	−0.034	0.013	−0.024
	85^th percentile	0.134	0.125	0.136	0.129
	15^th percentile	−0.170	−0.179	−0.156	−0.170
250	Mean	−0.031	−0.022	0.033	−0.030
	85^th percentile	0.131	0.138	0.130	0.138
	15^th percentile	−0.174	−0.171	−0.175	−0.191
300	Mean	−0.026	−0.031	−0.019	−0.052
	85^th percentile	0.144	0.155	0.129	0.132
	15^th percentile	−0.185	−0.187	−0.200	−0.187
350	Mean	−0.024	−0.043	−0.034	−0.216
	85^th percentile	0.153	0.140	0.127	0.124
	15^th percentile	−0.186	−0.201	−0.189	−0.204
400	Mean	−0.062	−0.044	−0.092	−0.022
	85^th percentile	0.138	0.138	0.114	0.126
	15^th percentile	−0.196	−0.186	−0.200	−0.193
450	Mean	−0.048	−0.035	−0.049	−0.079
	85^th percentile	0.125	0.126	0.131	0.122
	15^th percentile	−0.188	−0.180	−0.211	−0.201
500	Mean	−0.036	−0.047	−0.028	−0.054
	85^th percentile	0.122	0.118	0.088	0.117
	15^th percentile	−0.186	−0.189	−0.188	−0.195
550	Mean	−0.047	−0.043	0.002	−0.328
	85^th percentile	0.118	0.118	0.108	0.105
	15^th percentile	−0.173	−0.188	−0.205	−0.196