myBiplot {MAST} | R Documentation

## Makes a nice BiPlot

### Description

Creates a custom BiPlot for visualizing the results of PCA

### Usage

    myBiplot(pc, colorfactor, scaling = 100, nudge = 1.2, N = 10, dims = 1:2, ...)

### Arguments

`pc` | output of `prcomp`
`colorfactor` | a `factor` the same length as `nrow(pc$x)` to color the points
`scaling` | `integer` to scale the vectors showing loadings
`nudge` | `numeric` to offset labels for loadings
`N` | number of variables with longest `dim[1]` or `dim[2]` projections to display
`dims` | `numeric` vector of length 2 indicating which PCs to plot
`...` | passed to plot

### Value

printed plot

[Package MAST version 1.20.0 Index]