CI()

Calculate the Convergence Index (CI) from a slope raster

aspect()

Calculate topographic aspect from a DEM

carmel

Digital Elevation Model of Mount Carmel

dem

Small Digital Elevation Model

detrend()

Detrend a Digital Elevation Model

dist_to_nearest()

Calculate raster of distances to nearest feature

extract2()

Extract raster values by lines or polygons

flowlength()

Calculate flow length

focal2()

Apply a focal filter on a raster

focal2r()

Apply a focal filter on a raster (R)

footprints()

Footprints

golan

Digital Elevation Model of Golan Heights

landsat

RGB image of Mount Carmel

layer_to_matrix()

Getstars layer values as matrix

layer_to_vector()

Getstars layer values as vector

make_grid()

Make 'stars' grid from 'sf' layer

matrix_extend()

Extend matrix

matrix_get_neighbors()

Get neighboring cell values for given matrix cell

matrix_to_stars()

Convertmatrix tostars

matrix_trim()

Trim matrix

mode_value()

Mode

normalize_2d()

Normalize a 2D 'stars' object

normalize_3d()

Normalize a 3D 'stars' object

rgb_to_greyscale()

Convert RGB to greyscale

slope()

Calculate topographic slope from a DEM

trim2()

Remove empty outer rows and columns

w_azimuth()

Create matrix with azimuths to center

w_circle()

Create matrix with circular weight pattern