Quad tree

GPTKB entity

Statements (33)
Predicate Object
gptkbp:instanceOf gptkb:architecture
gptkbp:appliesTo gptkb:geographic_information_systems
computer graphics
robotics
image processing
spatial databases
gptkbp:category spatial data structure
gptkbp:complexity O(log n) for search (average case)
O(n) for worst case search
gptkbp:hasNode up to 4 children
gptkbp:hasVariant edge quad tree
point quad tree
polygonal map quad tree
region quad tree
https://www.w3.org/2000/01/rdf-schema#label Quad tree
gptkbp:introduced Rafael Finkel
gptkbp:introducedIn 1974
gptkbp:numberOfLocations regions
points
rectangles
gptkbp:partitioningDimension two dimensions
gptkbp:partitioningMethod recursive subdivision
gptkbp:relatedTo k-d tree
binary space partitioning
octree
gptkbp:subdivision 2D space
gptkbp:usedFor collision detection
spatial indexing
image representation
region partitioning
gptkbp:variant gptkb:tree
gptkbp:bfsParent gptkb:Rooted_tree
gptkbp:bfsLayer 6