| 共线性强影响点 |
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| 引用本文： | 朱秀娟 童春发. 共线性强影响点[J]. 湖南农业大学学报(自然科学版), 1991, 18(4) |
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| 作者姓名： | 朱秀娟 童春发 |
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| 作者单位： | 湖南大学应用数学系(朱秀娟)，湖南大学应用数学系(童春发) |
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| 摘 要： |
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| 关 键 词： | 回归模型 条件数 共线性 强影响点 |
Collinearity-Influential Observations |
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| Zhu Xiujuen Tong Chunfa. Collinearity-Influential Observations[J]. Journal of Hunan Agricultural University, 1991, 18(4) |
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| Authors: | Zhu Xiujuen Tong Chunfa |
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| Affiliation: | Department of Applied Mathematics |
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| Abstract: | In this paper,we consider the collinearity measure among the columns of the(yX) matrix in regression model and develop a diagnostic for the detection of collinearity-influential observations.we proved that this diagnostic is coincident with Cook distance |
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| Keywords: | regression condition numbers influence/singular value decomposion high leverage |
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