1) multicollinearity
复共线
1.
But when there is near-linear dependency(multicollinearity) in design matrix of multi-variate regression,—XTX|≈0,This discrimination is not available.
针对最小二乘回归方法,回归系数的显著性F检验,如果F>临界值,则线性回归显著,但当多元回归模型的设计矩阵存在近似线性相关(称为复共线),即—XTX|≈0。
2) multicollinearity
复共线性
1.
A method to measure and test the damage of multicollinearity to parameter estimation;
复共线性对参数估计危害的度量及检验
2.
Research on improvement of generalized ridge estimation in multicollinearity condition;
复共线性条件下广义岭估计的改进
3.
The Method of Parameter Estimation Based on Synthetically Diagnosing of Multicollinearity;
基于复共线性综合诊断的参数估计方法
3) multi-collinearity
复共线性
1.
Principal component analysis is usually used to select and estimate the parameters when there is multi-collinearity in the coefficient matrix of Gauss-Markov model.
当Gauss-Markov模型的设计矩阵存在复共线性时,常用主成分分析方法来筛选和估计其参数,消去它们之间的复共线性,提高估计准确度。
2.
It is shown that the number of selected independent rariables is less thanit is real one,because of multi-collinearity between independent variables.
本文对我国大坝变形资料分析中常用的逐步回归分析进行了探讨,指出这种方法通常所选的因子数偏少,其原因来自自变量之间的复共线性的影响。
3.
Multi-collinearity refers to that there exists one or several approximate linear relations among the explainvariable X_1?X_2.
本论文探讨的复杂数据下复共线性(multi-collinearity)问题，是指违反GM(Gauss-Markov)假定条件的重要情形。
4) multicollinearity
复共线关系
1.
The least Square estimates are not reliable when there exists multicollinearity in adjustment model.
当平差模型中存在复共线关系时，未知参数的最小二乘估计很不可靠。
5) complex collinear relation
复共线性关系
1.
A method of regression diagnostics based on complex collinear relational design matrix;
基于复共线性关系的设计矩阵的回归诊断方法
6) Multicollinearity-Influential Cases
复共线影响点
参考词条
补充资料：共线向量
共线向量
coUinear vectors
共线向t[以unear ved以活;Ko几月。ueap~aeKTop曰] 处于一条直线或一些平行线上的向量.为使两个非零向量是共线的，其必要和充分条件是它们的坐标成比例.零向量同任何向量都是共线的，类似地，处于一条直线上的点也称为是共线的
说明：补充资料仅用于学习参考，请勿用于其它任何用途。