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starsExtra (version 0.1.2)

Miscellaneous Functions for Working with 'stars' Rasters

Description

Miscellaneous functions for working with 'stars' objects, mainly single-band rasters. Currently includes functions for: (1) focal filtering, (2) detrending of Digital Elevation Models, (3) calculating flow length, (4) calculating the Convergence Index, (5) calculating topographic aspect and topographic slope.

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Install

install.packages('starsExtra')

Monthly Downloads

357

Version

0.1.2

License

MIT + file LICENSE

Issues

0

Pull Requests

0

Stars

25

Forks

1

Maintainer

Michael Dorman

Last Published

August 31st, 2020

Functions in starsExtra (0.1.2)

detrend

Detrend a Digital Elevation Model
carmel

Digital Elevation Model of Mount Carmel
CI

Calculate the Convergence Index (CI) from a slope raster
layer_to_matrix

Get stars layer values as matrix
aspect

Calculate topographic aspect from a DEM
focal2

Apply a focal filter on a raster
flowlength

Calculate flow length
landsat

RGB image of Mount Carmel
dem

Small Digital Elevation Model
matrix_trim

Trim matrix
starsExtra-package

starsExtra: Miscellaneous Functions for Working with 'stars' Rasters
matrix_extend

Extend matrix
layer_to_vector

Get stars layer values as vector
trim

Remove empty outer rows and columns
matrix_to_stars

Convert matrix to stars
matrix_get_neighbors

Get neighboring cell values for given matrix cell
normalize_3d

Normalize a 3D 'stars' object
slope

Calculate topographic slope from a DEM
w_azimuth

Create matrix with azimuths to center
golan

Digital Elevation Model of Mount Carmel
w_circle

Create matrix with circular weight pattern
normalize_2d

Normalize a 2D 'stars' object