Subdivision of Urban Traffic Area Based on the Combination of Static Zoning and Dynamic Zoning

Table 9

Comparison of ablation experiment results.

Time	Ablation algorithm	Cumulative iteration	Intersection	Density standard deviation before partition	Density standard deviation after partition	Optimization change (%)
7 : 30	No ablation	3	40	5.48	3.57	34.85
	Ablation experiment 1	2	40	5.48	5.41	1.28
	Ablation experiment 2	10	40	5.48	3.60	34.31
	Ablation experiment 3	3	40	5.48	5.48	0
7 : 40	No ablation	2	40	5.56	4.55	18.17
	Ablation experiment 1	2	40	5.56	5.53	0.54
	Ablation experiment 2	8	40	5.56	4.55	18.17
	Ablation experiment 3	3	40	5.56	5.47	1.62
7 : 50	No ablation	2	40	4.78	3.05	36.19
	Ablation experiment 1	2	40	4.78	4.65	2.72
	Ablation experiment 2	7	40	4.78	3.31	30.75
	Ablation experiment 3	3	40	4.78	4.51	5.65
8 : 00	No ablation	3	40	5.05	3.18	37.03
	Ablation experiment 1	2	40	5.05	4.86	3.76
	Ablation experiment 2	7	40	5.05	3.23	36.04
	Ablation experiment 3	3	40	5.05	4.98	1.39

The “cumulative number of iterations” is the sum of the numbers of iterations for each partition.