Plot 3D PCA Scores

Creates an interactive 3-D scatter plot of PCA scores with Plotly. You can colour points by a variable and customise the hover label.

Usage

plotPCA(PCAObj, Var = NULL, t = "NULL", HoverVar = NULL)

Arguments

PCAObj

A list containing:

• Scores – a matrix/data-frame with the PCA scores.

• CombinedData – the original data used to calculate the PCA.

Var

(string) Optional variable in CombinedData to colour by. Default: NULL (no colouring).

t

(string) If colouring, set to "Factor" for categorical; anything else is treated as continuous. Default: "NULL".

HoverVar

(string) Optional variable in CombinedData whose value will be displayed on hover. Default: NULL, which shows the row number.

Value

A Plotly htmlwidget.