Package: geodiv 1.1.0

Annie C. Smith

geodiv: Methods for Calculating Gradient Surface Metrics

Methods for calculating gradient surface metrics for continuous analysis of landscape features.

Authors:Annie C. Smith, Phoebe Zarnetske, Kyla Dahlin, Adam Wilson, Andrew Latimer

geodiv_1.1.0.tar.gz
geodiv_1.1.0.zip(r-4.5)geodiv_1.1.0.zip(r-4.4)geodiv_1.1.0.zip(r-4.3)
geodiv_1.1.0.tgz(r-4.4-x86_64)geodiv_1.1.0.tgz(r-4.4-arm64)geodiv_1.1.0.tgz(r-4.3-x86_64)geodiv_1.1.0.tgz(r-4.3-arm64)
geodiv_1.1.0.tar.gz(r-4.5-noble)geodiv_1.1.0.tar.gz(r-4.4-noble)
geodiv_1.1.0.tgz(r-4.4-emscripten)geodiv_1.1.0.tgz(r-4.3-emscripten)
geodiv.pdf |geodiv.html✨
geodiv/json (API)
NEWS

# Install 'geodiv' in R:
install.packages('geodiv', repos = c('https://bioxgeo.r-universe.dev', 'https://cloud.r-project.org'))

Peer review:

Bug tracker:https://github.com/bioxgeo/geodiv/issues

Uses libs:
  • c++– GNU Standard C++ Library v3
Datasets:
  • normforest - NDVI errors for a portion of southwestern Oregon, USA.
  • orelevation - SRTM elevation for a portion of southwestern Oregon, USA.
  • orforest - NDVI for a portion of southwestern Oregon, USA.

On CRAN:

5.77 score 11 stars 1 packages 18 scripts 387 downloads 50 exports 34 dependencies

Last updated 1 years agofrom:668c9b209d. Checks:OK: 9. Indexed: yes.

TargetResultDate
Doc / VignettesOKNov 12 2024
R-4.5-win-x86_64OKNov 12 2024
R-4.5-linux-x86_64OKNov 12 2024
R-4.4-win-x86_64OKNov 12 2024
R-4.4-mac-x86_64OKNov 12 2024
R-4.4-mac-aarch64OKNov 12 2024
R-4.3-win-x86_64OKNov 12 2024
R-4.3-mac-x86_64OKNov 12 2024
R-4.3-mac-aarch64OKNov 12 2024

Exports:.calculate_met_focalaacfarea_abovebearing_areabestfitplanefftshiftfind_flatfindpeaksfindvalleysfitplaneflatsafocal_metricsheight_bapad_edgesplot_ba_curveremove_planerotates10zsasbiscisclsdcsdqsdq6sdrsdssfdsfd_simpsonsskskuslopecalcslopemeanssmeansphspksqsrwsscsskstdstxrsurface_areasvsvisvktexture_imagewindow_metriczshift

Dependencies:classclassIntcliDBIdplyre1071fansigenericsglueKernSmoothlatticelifecyclemagrittrMASSpillarpkgconfigpracmaproxyR6RcppRcppArmadillorlangs2sfspatialterratibbletidyselectunitsutf8vctrswithrwkzoo

geodiv Examples

Rendered fromgeodiv_Examples.pdf.asisusingR.rsp::asison Nov 12 2024.

Last update: 2023-10-04
Started: 2023-10-04

Readme and manuals

Help Manual

Help pageTopics
Calculate Texture Metric for Single Pixel.calculate_met_focal
Degree to Radian Conversion.deg2rad
Estimate Maximum Correlation Length.maxdist
Estimate Minimum Correlation Length.mindist
Radian to Degree Conversion.rad2deg
Estimate the Areal Autocorrelation Functionaacf
Area Above the Bearing Area Curvearea_above
Calculates the Rotated Bearing Area Curvebearing_area
Finds the Best Fit Polynomial Surfacebestfitplane
Fourier Transform Shiftfftshift
Finds the Flattest Part of the Bearing Area Curvefind_flat
Find Local Peaksfindpeaks
Find Local Valleysfindvalleys
Calculate a Least Squares Polynomial Surfacefitplane
Flattened Surface Areaflatsa
Calculate Texture Metrics per Pixelfocal_metrics
Value of the Bearing Area Curve at a Specified Valueheight_ba
NDVI errors for a portion of southwestern Oregon, USA.normforest
SRTM elevation for a portion of southwestern Oregon, USA.orelevation
NDVI for a portion of southwestern Oregon, USA.orforest
Extend edges of a matrix.pad_edges
Plots the Bearing Area Curveplot_ba_curve
Removes the Best Fit Polynomial Surfaceremove_plane
Rotates a matrix 180 degrees.rotate
Ten-Point Heights10z
Calculates the Average Roughness of a Surfacesa
Surface Bearing Indexsbi
Core Fluid Retention Indexsci
Calculate Correlation Lengthscl
Height Intervals of the Bearing Area Curvesdc
Root Mean Square Slope of Surfacesdq
Root Area Mean Square Slope of Surfacesdq6
Surface Area Ratiosdr
Summit Densitysds
Calculate the fractal dimension of a raster.sfd
Calculate the fractal dimension of a raster (C function).sfd_
Simpson's Rule Empirical Area Under a Curvesimpsons
Core Roughness Depthsk
Calculates the Kurtosis of Raster Valuessku
Determines the Slopes Along the Bearing Area Curveslopecalc
Determines the Average Slope Along Larger Segments of the Bearing Area Curveslopemeans
Calculates the Mean Peak Height of a Surface Imagesmean
Calculates the Maximum Peak Height of a Surface Imagesph
Reduced Peak Heightspk
Calculates the Root Mean Square Roughness of a Surfacesq
Radial Wavelength Metricssrw
Mean Summit Curvaturessc
Calculates the Skewness of Raster Valuesssk
Texture Direction Metricsstd
Estimate Texture Aspect Ratiostxr
Surface Areasurface_area
Calculates the Maximum Valley Depth of a Surface Imagesv
Valley Fluid Retention Indexsvi
Reduced Valley Depthsvk
Calculate Texture Metrics per Pixeltexture_image
Calculate Texture Metric for Single Pixelwindow_metric
Offset Raster or Matrix Valueszshift