perturb: Tools for evaluating collinearity , ”perturb” evaluates collinearity by adding random noise to selected variables. ”colldiag” calculates condition numbers and variance decomposition proportions to test for collinearity and uncover its sources. (Source: http://cran.r-project.org/web/packages)
References in zbMATH (referenced in 1 article )
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- Wollschläger, Daniel: Foundations of data analysis with R. An application oriented introduction. (2010)