In the context of a spatial index, a grid or mesh is a regular[citation needed] tessellation of a manifold or 2-D surface that divides it into a series...
7 KB (903 words) - 20:59, 15 October 2023
spatial index methods include: Binary space partitioning (BSP-Tree): Subdividing space by hyperplanes. Bounding volume hierarchy (BVH) Geohash Grid (spatial...
22 KB (2,037 words) - 19:16, 27 May 2024
projection Grid (spatial index), a discretization of a geometric domain into a set of contiguous cells, used to organize information Discrete global grid (DGG)...
4 KB (626 words) - 07:44, 29 November 2023
standardization. In the context of a spatial index, a DGG can assign unique identifiers to each grid cell, using it for spatial indexing purposes, in geodatabases...
43 KB (3,199 words) - 19:30, 1 March 2024
Geohash (section Similar indexing systems)
G.M. Morton in 1966. It is a hierarchical spatial data structure which subdivides space into buckets of grid shape, which is one of the many applications...
26 KB (2,678 words) - 12:58, 26 May 2024
conformal conic projection International mapcode system Military Grid Reference System A Spatial Reference System Identifier (SRID) is a unique value used to...
15 KB (1,546 words) - 06:12, 22 May 2024
on insertion and deletion multilayer grid file twin grid files BANG file Lattice graph Grid (spatial index) Index (database), quadtree, k-d tree, UB-tree...
5 KB (747 words) - 19:25, 27 May 2024
C-squares (section Spatial searching)
areas where a grid-based approach to spatial indexing can be beneficial can be for the representation of data "footprints" in support of spatial search, data...
47 KB (6,096 words) - 02:42, 8 June 2024
identical to the uniform tilings, with different geometric proportions. Grid (spatial index) Uniform tilings in hyperbolic plane List of uniform tilings Wythoff...
31 KB (1,987 words) - 16:50, 8 March 2024
Geodatabase (Esri) (category Spatial database management systems)
indices. a########.spx: a spatial index for a feature class table to speed up shape access, using a gridded spatial index. a########.cdf: a compressed...
31 KB (3,473 words) - 07:29, 22 April 2024