Man pages for hrvg/statisticalRoughness
Estimation of roughness exponents across scale for large areas
| all_rasters_to_polygons | This function transforms all rasters found into a directory... |
| alpha_plot | Internal companion function to 'get_alpha'. |
| bin | Bins a power spectrum |
| clamp_raster_sigmas | Filter outliers from a list of raster data using data from... |
| compute_Hurst_rasters | Wrapper function around the computation of Hurst coefficients... |
| compute_Hurst_rasters_internal | Compute Hurst rasters from a log-log regression between... |
| crossscale_correlations | Creates a facet plot of correlation between 'selected'... |
| detrend_dem | Detrends a DEM with 'pracma::odregress()' |
| fft2D | Perfoms a two-dimensional Fourier transform |
| filter_alpha | Filters the alpha values of alpha returned by... |
| filter_spectral_power_matrix | Returns a quantile-filtered raster of the logarithm of the... |
| four_values_check | Check that at least four values of the raster stack are not... |
| get_all_alpha | Wrapper to extract all roughness exponents from the HHCFs |
| get_all_alpha_ | Wrapper to extract all roughness exponents from the HHCFs |
| get_all_R_L | Get a list of upper spatial scale at which the roughness... |
| get_alpha | Estimates the roughness exponent from the HHCF from spline... |
| get_alpha_ | Estimates the roughness exponent from the HHCF from spline... |
| get_beta | Derive the slope of the binned power spectrum |
| get_factors | Get factor of an integer |
| get_fourier_angle | Get the angle of the 2D Fourier spectrum |
| get_hhcf | This wrapper function derives the one-dimensional 'HHCF()'... |
| get_hhcf_ | This wrapper function derives the one-dimensional 'HHCF()'... |
| get_kruskal_flag | Computes a Kruskal-Wallis ranksum test for significant... |
| get_mean_res | Compute the mean resolution of lat long raster in meters |
| get_mean_sd_rasters | Compute box-counting mean standard deviation rasters |
| get_normalized_spectral_power_matrix | Normalizes the spectral power matrix with the background... |
| get_zeta | Wrapper function to derive the anisotropy exponent from a... |
| get_zeta_ | Internal function to derive the anisotropy exponent from two... |
| get_zeta_df | Get the value of the anisotropy exponent and associated... |
| get_zeta_raster | Get the value of the anisotropy exponent for a tile of... |
| Hann2D | A two-dimensional Hann window |
| HHCF | Internal; derives a one-dimensional height-height correlation... |
| make_all_plots | Wrapper function around 'make_stacked_density_plot()' and... |
| make_angular | Transform a 360 degrees variable to a 180 degrees |
| make_leaflet_map | Produces a leaflet map |
| make_stacked_density_plot | Makes stacked density plot |
| matrix_for_rayshader | Transforms matrix for be used by 'rayshader'. |
| merge_Hurst_rasters | merge all Hurst raster |
| modes_from_stacked_density | Extract the modal values of the stacked density plot |
| pad_mat | Pads a matrix with zeros so it has a given dimension |
| pipe | Pipe operator |
| raster_select | Selecting raster bands |
| read_zeta_raster | Read zeta raster from destination |
| reduce_spatial_noise | Convolves with a 3x3 mean kernel with weights of 1 |
| rotate_raster | Rotates the detrended DEM according to the main direction of... |
| signifNA | Internal function to gracefully handles NA in signif |
| slice_clamp | Slicing and clamping of rasters |
| spectrum_plot | Plot a radial Fourier spectrum |
| summarise_alpha | Wrapper to summarize 'alpha' values |
| view_matrix | Visualizes values of a matrix |
