--- uid: Lucene.Net.Spatial.Prefix.Tree summary: *content

The Spatial Prefix package supports spatial indexing by index-time tokens where adding characters to a string gives greater resolution.

Potential Implementations include:

• http://en.wikipedia.org/wiki/Quadtree

• http://en.wikipedia.org/wiki/Geohash

• http://healpix.jpl.nasa.gov/