NIST

PLOP-hashing

(data structure)

Definition: Piecewise linear order-preserving (PLOP) hashing is a spatial access method which splits space into a nonperiodic grid. Each spatial dimension is divided by nodes of a binary tree. Object are stored in the grid cell of their centroid.

See also grid file.

Note: After [GG98].

Author: PEB


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Entry modified 17 December 2004.
HTML page formatted Fri Feb 23 10:06:08 2018.

Cite this as:
Paul E. Black, "PLOP-hashing", in Dictionary of Algorithms and Data Structures [online], Vreda Pieterse and Paul E. Black, eds. 17 December 2004. (accessed TODAY) Available from: https://www.nist.gov/dads/HTML/plophashing.html