Analysis on Scientific and Technological Innovation of Grain Production in Henan Province Based on SD-GM Approach

Table 4

System accuracy calculation table.

Category	ESTIGP	PSTIGP	Sown area of grain	Grain output per hectare	Grain output
Average relative error	0.0253	0.0451	0.0014	0.0170	0.0177
Absolute degree of incidence	0.9955	0.8798	0.9788	0.9999	0.9759
Relative degree of incidence	0.9971	0.9677	0.9848	0.9999	0.9778
Synthetic degree of incidence	0.9963	0.9237	0.9818	0.9999	0.9769