[Retracted] Analysis of Surveying and Mapping Method of Landownership and Environmental Resources Confirmation Based on GPS Technology

Table 3

Comparison of land use structure after optimization of different multiobjective systems.

		Cultivated land, %	Woodland, %	Grassland, %	Construction land, %	Unused land, %
	2020	40.35	16.11	0.03	42.42	0.52
M1	After optimization	37.05	16.75	0.04	45.48	0.11
	Increase	−3.2	0.65	−0.02	3.07	−0.42
M2	After optimization	36.75	17.02	0.01	45.25	0.07
	Increase	−3.7	0.92	−0.01	3.14	−0.44
M3	After optimization	37.87	18.81	0.03	42.46	0.24
	Increase	−2.47	2.8	0	0.05	−0.27