cor2dist {psych} | R Documentation |
A minor helper function to convert correlations (ranging from -1 to 1) to distances (ranging from 0 to 2). d = \sqrt{(2(1-r))}
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cor2dist(x)
x |
If square, then assumed to be a correlation matrix, otherwise the correlations are found first. |
dist: a square matrix of distances.
For an example of doing multidimensional scaling on data that are normally factored, see Revelle (in prep)
William Revelle
Revelle, William. (in prep) An introduction to psychometric theory with applications in R. Springer. Working draft available at https://personality-project.org/r/book/