Create a PCA plot for GDM

Create a PCA plot for GDM

Usage

gdm_plot_vars(
  pcaSamp,
  pcaRast,
  pcaRastRGB,
  coords,
  x = "PC1",
  y = "PC2",
  scl = 1,
  display_axes = FALSE
)

Arguments

pcaSamp

PCA results from running prcomp()

pcaRast

raster PCA

pcaRastRGB

raster PCA rescaled to RGB

coords

dataframe with x and y coordinates

x

x-axis PC

y

y-axis PC

scl

constant for rescaling variable vectors for plotting

display_axes

whether to display axes

Value

GDM PCA plot

See also

Other GDM functions: gdm_coeffs(), gdm_df(), gdm_do_everything(), gdm_format(), gdm_map(), gdm_plot_diss(), gdm_plot_isplines(), gdm_run(), gdm_table(), gdm_var_sel(), scale01()