针对牛肉样本建立了牛肉新鲜度样条回归模型，并对该模型进行了回归分析。
This paper presents beef freshness spline regression model according to beef sample, and carries out regression analysis for this model.
目的放宽经典线性模型中的多个解释变量的线性假定和探讨多维样条回归分析模型。
Objective to relax linear assumption of explanatory variables in general linear model and explore more-dimensional spline regression analysis model.
应用推荐