| autolayer.prcomp | Automatic plotting of PCA objects |
| autoplot.prcomp | Automatic plotting of PCA objects |
| GeomBag | Bag plots |
| GeomHotelling | Hotelling ellipses for ggplot2 |
| GeomHull | Draw a convex hull around a group of points |
| GeomKDE | Hotelling ellipses for ggplot2 |
| geom_bag | Bag plots |
| geom_hotelling | Hotelling ellipses for ggplot2 |
| geom_hull | Draw a convex hull around a group of points |
| geom_kde | KDE contours for ggplot2 |
| hotelling_ellipse | Calculate Hotelling or data ellipse around some points |
| outliers | Calculate the T2/D2 statistic for individual points |
| plot_outliers | Calculate the T2/D2 statistic for individual points |
| StatBag | Bag plots |
| StatHotelling | Hotelling ellipses for ggplot2 |
| StatHull | Draw a convex hull around a group of points |
| StatKDE | KDE contours for ggplot2 |
| StatOutliers | Calculate per-point Hotelling statistic |
| stat_outliers | Calculate per-point Hotelling statistic |