In order to simplify the problem in regressionforecasting, we don t often consider gray information.
由于客观世界上存在灰色信息,而通常的回归预测法中为了问题的简单化不考虑灰色信息。
2
We have build the multivariate orthogonal polynomial regressionforecasting model of the economical effect on winter wheat production.
采用多元正交多项式回归方法建立了冬小麦生产经济收益预测的多元正交多项式回归模型。
3
Under given conditions, the some regressionforecasting models of containing feign mistake regression coefficient, exactly correspond to the objective law of the target of study.