# Polygon lookup using kd trees

## Documentation for package ‘RapidPolygonLookup’ version 0.1

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

## Help Pages

RapidPolygonLookup-package | Polygon lookup using kd trees
AddRanges | Add xlim and ylim for each polygon
california.tract10 | Census Tract spatial polygons for the state of California
CropSpatialPolygonsDataFrame | Crop polygons to bounding box and adds polygon centers
DiagnoseFailure | Visualize points that could not be mapped using RapidPolygonLookup()
FindPolygonInRanges | Use range-search to map points to polygon.
RapidPolygonLookup | Efficient spatial polygon search using kd-trees.
SearchForPolygon | Use kd-trees to search the nearest neighbour polygons for a given set of points
sf.crime.2012 | Sample data with lat/long information
sf.polys | Spatial polygons of San Francisco