Blasius, Jörg; Eilers, Paul H.C.; Gower, John - In: Computational Statistics & Data Analysis 53 (2009) 8, pp. 3145-3158
The elements of a biplot are (i) a set of axes representing variables, usually concurrent at the centroid of (ii) a set of points representing samples or cases. The axes are (approximations to) conventional coordinate axes, and therefore may be labelled and calibrated. Especially when there are...