DI_dendrogram           Plot dissimilarities withing and among sets of
                        selected sites as a dendrogram
EG_selection            Selection of survey sites maximizing uniformity
                        in environmental space considering geographic
                        structure
PAM_CS                  Constructor of S3 objects of class PAM_CS
PAM_from_table          Creates presence-absence matrix from a
                        data.frame
PAM_indices             Biodiversity indices derived from PAM
PAM_subset              Constructor of S3 objects of class PAM_subset
assign_blocks           Helper to assign block numbers to data
                        according to variables and limits
b_pam                   Example of object obtained from using the
                        function base_PAM
base_PAM                Constructor of S3 objects of class base_PAM
biosurvey               biosurvey: Tools for Biological Survey Planning
block_sample            Selection of blocks in environmental space
closest_to_centroid     Detection of the closest points to the centroid
                        of a cloud of points
compare_SAC             Comparative plots of species accumulation
                        curves
dis_loop                Helper to calculate dissimilarities in loop
dist_list               A list of vectors of distances
distance_filter         Helper to filter sets of sites by median
                        distance among all points
explore_data_EG         Plots to explore environmental factors in
                        environmental and geographic space
files_2data             Creates a data.frame of species' references
                        from files in a directory
find_clusters           Detection of clusters in 2D spaces
find_modes              Find modes in a multimodal distribution
grid_from_region        Creates grid for a given geographic region
legend_bar              Helper to add a bar image legend to plots
m_matrix                Example of a master_matrix object with no
                        preselected sites
m_matrix_pre            Example of a master_matrix object containing
                        preselected sites
m_selection             Example of a master_selection object from using
                        functions for selecting sites
make_blocks             Creates a block-like regionalization of
                        environmental space
master_matrix           Constructor of S3 objects of class
                        master_matrix
master_selection        Constructor of S3 objects of class
                        master_selection
match_rformat           Helper function to find raster extension
mx                      Example of spatial polygon for a region of
                        interest
plot_DI                 Plotting dissimilarity indices withing and
                        among sets of selected sites
plot_PAM_CS             Representations of diversity and dispersion
                        indices
plot_PAM_geo            Plot of PAM indices in geography
plot_SAC                Plotting lists of species accumulation curves
plot_blocks_EG          Representation of environmental blocks in
                        geography and environment
plot_sites_EG           Representation of sites selected to be surveyed
point_sample            Sample points from a 2D environmental space
point_sample_cluster    Sample points from a 2D environmental space
                        potentially disjoint in geography
point_thinning          Helps in thinning points either in geographic
                        or environmental space
prepare_PAM_CS          Preparing data for new range-diversity plot
prepare_base_PAM        Presence-absence matrix (PAM) linked to a
                        spatial grid
prepare_master_matrix   Prepare a base object to perform further
                        analyses
preselected             Example of a data.frame of preselected sites
preselected_dist_mask   Helper to create objects to detect points to
                        close to preselected sites
print                   Print a short version of elements in master and
                        base objects
purplow                 Simple color palettes
random_selection        Random selection of survey sites
refill_PAM_indices      Helper to refill a list of PAM indices with new
                        or more results
rlist_2data             Creates a data.frame of species' references
                        from a list of raster layers
selected_sites_DI       Dissimilarity indices from PAM_subset
selected_sites_PAM      Helper to subset PAM according to selected
                        sites
selected_sites_SAC      Species accumulation curves from PAM_subset
sp_data                 Example of a data.frame of species' found in
                        distinct positions
sp_layers               Example of stack of layers of suitable and
                        unsuitable conditions for species
sp_occurrences          Occurrence records for the species Parides
                        gundlachianus
spdf_2data              Creates a data.frame of species' references
                        from SpatialPolygonsDataFrame
species_data            Example of species ranges as
                        SpatialPolygonsDataFrame
stack_2data             Creates a data.frame of species' references
                        from RasterStack
subset_PAM              Subset PAM according to selected sites
summary                 Summary of attributes and results
uniformE_selection      Selection of survey sites maximizing uniformity
                        in environmental space
uniformG_selection      Selection of survey sites maximizing uniformity
                        in geography
unimodal_test           Unimodality test for list of one or multiple
                        sets of values
variables               Example of variables to be used for preparing a
                        master matrix
wgs84_2aed_laea         Project spatial points from geographic
                        coordinates
