# Multi-Scale Geomorphometric Terrain Attributes

## Documentation for package ‘MultiscaleDTM’ version 0.9.1

- DESCRIPTION file.
- User guides, package vignettes and other documentation.

## Help Pages

AdjSD | Calculates standard deviation of bathymetry (a measure of rugosity) adjusted for slope
annulus_window | Creates annulus focal window
BPI | Calculates Bathymetric Position Index
circle_window | Creates circular focal window
classify_features_ff | Helper function factory to classify morphometric features
DMV | Calculates Difference from Mean Value (DMV)
erupt | Create georeferenced version of R's built in volcano dataset
explore_terrain | Interactive Shiny app to look at terrain attributes
kmax | Calculate max curvature
kmean | Calculate mean curvature
kmin | Calculate min curvature
knc | Calculate normal contour curvature
kns | Calculate normal slope line curvature
ku | Calculate unsphericity curvature
outlier_filter | Helper function to filter outliers from regression parameters using interquartile range
Pfit | Calculates multiscale slope and aspect using a local planar fit (IN DEVELOPMENT: DO NOT USE)
Qfit | Calculates multiscale slope, aspect, curvature, and morphometric features using a local quadratic fit
RelPos | Calculates Relative Position of a focal cell
RIE | Calculates Roughness Index-Elevation
SAPA | Calculates surface area to planar area rugosity
SlpAsp | Multiscale Slope and Aspect
SurfaceArea | Calculates surface area of a DTM
tgc | Calculate contour geodesic torsion
TPI | Calculates Topographic Position Index
VRM | Implementation of the Sappington et al., (2007) vector ruggedness measure