Detection of environmental values outside the calibration area of a model

plot.out for calculating a mobility-oriented parity layer. This function is designed to be used specifically in the mop function.

plot_out(M1, G1)

Arguments

M1	a numeric matrix or raster object containing values of all environmental variables in the calibration area.
G1	a numeric matrix or raster object containing values of all environmental variables in the full area of interest.