MADscatterplot: MAD scatterplot

In amsantac/diffeR: Metrics of Difference for Comparing Pairs of Maps or Pairs of Variables

MAD scatterplot

Description

Generates a scatterplot indicating the distribution of values from two images in relation to the 1:1 line

Usage

MADscatterplot(grid1, grid2, strata = NULL)

Arguments

grid1	object of class SpatRaster corresponding to the first image
grid2	object of class SpatRaster corresponding to the second image
strata	object of class SpatRaster corresponding to the mask or strata image. Zero values are taken as no data (i.e., NA)

Value

a ggplot object corresponding to the scatterplot

See Also

MAD

Examples

old.par <- par(no.readonly = TRUE)
grid1 <- rast(system.file("external/GRID1_INT.rst", package = "diffeR"))
grid2 <- rast(system.file("external/GRID2_INT.rst", package = "diffeR"))
strata <- rast(system.file("external/strata_int.rst", package = "diffeR"))
MADscatterplot(grid1, grid2, strata)

veg_obs1 <- rast(system.file("external/veg_obs1.rst", package = "diffeR")) 
veg_pre1 <- rast(system.file("external/veg_pre1.rst", package = "diffeR"))
veg_mask1 <- rast(system.file("external/veg_mask1.rst", package = "diffeR")) 
MADscatterplot(veg_obs1, veg_pre1, veg_mask1) 
par(old.par)

amsantac/diffeR documentation built on Oct. 14, 2023, 12:58 a.m.