# Computation of the 'Area Potentially Available' (APA) to Trees

## Documentation for package ‘APAtree’ version 1.0.1

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

## Help Pages

APAtree-package | Generation and analysis of maps of the area potentially available to trees (APA-maps) of forest stands
APAtree | Generation and analysis of maps of the area potentially available to trees (APA-maps) of forest stands
apa_add_agg_class | Add aggregation classes to an 'apa_list'
apa_add_polygon | Add 'POLYGON'-columns to an 'apa_list'
apa_add_subplot_dat | Add subplots to datasets
apa_border_tree | Assess which trees in APA-maps are border trees.
apa_drop_agg_class | Remove elements from an apa_list
apa_drop_polygon | Remove elements from an apa_list
apa_drop_properties | Remove elements from an apa_list
apa_drop_subplot | Remove elements from an apa_list
apa_drop_x | Remove elements from an apa_list
apa_list | Calculating APA-maps
apa_ndiv | Calculate the index for neighborhood diversity NDiv for an apa_list
apa_seg | Calculate the segregation index of NDiv
apa_size | Calculate the sizes of APA-patches in an 'apa_list'
plot.apa_list | plot APA-maps
plot_enrico | Plot-level data of 16 forest stands in Lower Saxony, Germany
subplot_enrico | Subplot-level data of 16 forest stands in Lower Saxony, Germany
subset.apa_list | Subsetting of apa_lists
tree_enrico | Tree-level data of 16 forest stands in Lower Saxony, Germany