add_metric_layers       Add metric layers to an existing raster stack
as_bathy                Coerce common raster inputs to a bathymetry
                        raster
assign_process_groups   Assign metrics to process groups
balance_samples         Balance samples across groups
bathy_info              Summarize a bathymetric or elevation raster
blueterra_example       Locate package example files
blueterra_options       Configure blueterra runtime options
check_bathy_crs         Check raster CRS for geomorphometry
check_bathy_units       Check bathymetry value conventions
create_metric_catalog   Create and validate metric catalog rows
crop_bathy              Crop, mask, resample, and project bathymetry
depth_filter            Filter or convert bathymetric depth values
derive_bpi              Derive bathymetric position index
derive_custom_metric    Derive a custom metric from raster layers
derive_metric_stack     Build a stack of terrain metrics
derive_slope            Derive individual terrain metrics
derive_terrain          Derive bathymetric terrain metrics
estimate_surface_orientation
                        Estimate mean surface orientation from a
                        bathymetric raster
extract_isobath_corridors
                        Extract terrain cells in isobath corridors
extract_isobaths        Extract isobaths from a raster
extract_terrain_points
                        Extract terrain values at points
make_isobath_corridors
                        Build isobath corridors
make_transects          Create transects across polygon zones
metric_catalog          Terrain metric catalog
metric_catalog_data     Terrain metric catalog data
pca_axis_labels         Label PCA axes with variance and dominant
                        loadings
plot_bathy              Plot bathymetry and terrain rasters
plot_cross_sections     Plot sampled cross-sections
plot_depth_profile      Plot a depth profile
plot_isobath_corridors
                        Plot isobath corridors
plot_process_density    Plot process density
plot_process_pca        Plot terrain PCA
plot_terrain_summary    Plot terrain summaries
prepare_bathy           Prepare a bathymetric or elevation raster
prepare_model_matrix    Prepare a model matrix from terrain data
read_bathy              Read a bathymetric or elevation raster
sample_terrain_cells    Sample terrain raster cells
sample_transects        Sample rasters along transects
select_process_representatives
                        Select representative metrics for each process
                        group
smooth_bathy            Smooth a bathymetric or elevation raster
standardize_metric_names
                        Standardize or rename metric layers
summarize_cross_sections
                        Summarize sampled cross-sections
summarize_depth_bands   Summarize terrain by depth bands
summarize_isobath_terrain
                        Summarize terrain by isobath corridor
summarize_process_groups
                        Summarize process group representation
summarize_terrain       Summarize terrain metrics by polygon zones
terrain_correlation     Correlation table for terrain variables
terrain_effect_size     Terrain effect sizes
terrain_pca             Principal components analysis for terrain
                        tables
terrain_pca_by_group    Run PCA overall and within groups
validate_bathy          Validate a bathymetric or elevation raster
