Signal Control Adaptive Model Based on Microtransformation of Urban Street Space

Table 2

Control performance under different optimization methods (seconds).

Control strategy	Phase structure	Traffic level
		Low	Medium	High
DP-D	NEMA	19.2	25.7	52
	4-phase	18.6	28.1	55.1
DP-Q	NEMA	27.4	30.6	50.8
	4-phase	28.4	32.5	53.5
DP-T	NEMA	18.1	25.8	51.8 54
	4-phase	18.2	27.2