摘要
给出了生长曲线模型中回归系数的约束最小二乘估计,并在迹损失函数的意义下与通常无约束的LS估计进行了比较。
The least squares restricted estimators are obtained in growth curve model. which is compared with general unrestricted estimators of LS under trace loss.
出处
《石油化工高等学校学报》
CAS
1996年第1期78-80,共3页
Journal of Petrochemical Universities
关键词
生长曲线模型
最小二乘估计
损失函数
Growth curve model
Least squares estimators
Loss function