regression period

基本解释

A yield water consumption model was established for winter wheat through regression modelling and the critical water period of its yield formation was defined for the area.
通过回归模拟建立产量-耗水量模型，确定影响产量的水分关键期。
Based on the analyzing of costs sample of equipment, set up prediction model of economic life of equipment, considering the middle-linear regression method and period value of costs.
通过对设备费用样本的分析，采用了中间线性回归方法和考虑了货币的时间价值，建立了符合缺省数据费用样本的设备经济寿命预测模型。
In analyzing the factors affecting efficiency, we puts the factors into the stochastic frontier model, which avoids the deviation caused by using two-period factors regression method.
在影响因素分析的过程中，通过将效率影响因素引入随机前沿模型进行因素分析，避免了一般使用两阶段因素回归法可能造成的偏差。