Rescale Raster to 0-1 Range

This function rescales values in a raster to a range between 0 and 1.

Usage

rescale_raster(
  raster_in,
  raster_in_min = terra::global(raster_in, min, na.rm = TRUE)$min,
  raster_in_max = terra::global(raster_in, max, na.rm = TRUE)$max,
  new_min = 0,
  new_max = 1
)

Arguments

raster_in

Input SpatRaster to be rescaled.

raster_in_min

Optional numeric. Minimum value of input raster. If NULL, will be calculated.

raster_in_max

Optional numeric. Maximum value of input raster. If NULL, will be calculated.

new_min

Numeric. New minimum of rescaled raster (default = 0).

new_max

Numeric. New maximum of rescaled raster (default = 1).

Value

A SpatRaster with values rescaled to the specified range.