Record · corpus.blog/posts/01a0bba6-3ce2-7069-b86d-09ca9ebd234b

Spatial Keys – Memory Efficient Geohashes

navigatone.com · published 23 May 2012

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https://graphhopper.com/maps/

graphhopper.com

http://en.wikipedia.org/wiki/R-tree

en.wikipedia.org

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

en.wikipedia.org

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

en.wikipedia.org

http://www.cs.umd.edu/~hjs/pubs/SametVisualComputer89.pdf

cs.umd.edu

http://wiki.openstreetmap.org/wiki/QuadTiles

wiki.openstreetmap.org

http://en.wikipedia.org/wiki/Haversine_formula

en.wikipedia.org

https://navigatone.com/wp-content/uploads/2012/05/spatial-key2.png

navigatone.com

http://en.wikipedia.org/wiki/Z-order_curve

en.wikipedia.org

http://en.wikipedia.org/wiki/Hilbert_curve

en.wikipedia.org

https://navigatone.com/wp-content/uploads/2012/05/z-curve2.png

navigatone.com

http://blog.notdot.net/2009/11/Damn-Cool-Algorithms-Spatial-indexing-with-Quadtrees-and-Hilbert-Curves

blog.notdot.net

http://www.cs.umd.edu/~hjs/pubs/bulkload.pdf

cs.umd.edu

https://github.com/graphhopper/graphhopper/blob/master/src/main/java/com/graphhopper/geohash/SpatialKeyAlgo.java

github.com

http://en.wikipedia.org/wiki/Space-filling_curve

en.wikipedia.org

http://en.wikipedia.org/wiki/Sierpi%C5%84ski_curve

en.wikipedia.org

http://en.wikipedia.org/wiki/Bijection

en.wikipedia.org

https://github.com/graphhopper/graphhopper/tree/master/core/src/main/java/com/graphhopper/storage/index

github.com

https://github.com/graphhopper/graphhopper-experiments/blob/master/src/main/java/com/graphhopper/compare/quadtree/App.java

github.com