Robust Optimization for Integrated Construction Scheduling and Multiscale Resource Allocation

Table 4

Comparison of resource utilization rate between multiscale and single-scale resource allocation strategy.

Solution number	1	2	3	4	5	6	7	8	Avg.
Strategy 1: allocate permanent and temporary workers	0.728	0.811	0.720	0.827	0.812	0.807	0.760	0.714	0.760
Strategy 2: allocate permanent workers only	0.655	0.769	0.678	0.767	0.764	0.757	0.731	0.676	0.731
Gap between strategy 1 and strategy 2	0.073	0.042	0.042	0.06	0.048	0.05	0.029	0.038	0.029