模型一般以模型还原值与实际值平均相对误差检验模型的模拟精度。
Generally GM (1,1) model takes the average relative error between restored value of the model and real value as the criterion to evaluate the simulation precision.
模型一般以模型还原值与实际值平均相对误差检验模型的模拟精度。
Generally GM (1,1) model takes the average relative error between restored value of the model and real value as the criterion to evaluate the simulation precision.
应用推荐