411 REFERENCE · Wiktionary
R-tree
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
English
Etymology
The R stands for en rectangle.
Noun
R-tree
en data structure A kind of tree data structure used to group objects by nearness of location, representing them by their minimum bounding rectangles in the next higher level of the tree.
Related terms
en Hilbert R-tree
en priority R-tree
en R* tree
en R+ tree