geographic information systems
type: Concept
narrower: triangulated irregular networks

data modeling
type: Concept
narrower: triangulated irregular networks

triangulated irregular networks
type: Concept
definition: A triangulated irregular network (TIN) is a data structure for representing 3D surfaces comprised of connected, nonoverlapping triangles. This is one technique used in the GIS field to represent terrain models. [Source: Encyclopedia of Geographic Information Science; Triangulated Irregular Networks (TIN)]
broader: geographic information systems
broader: data modeling

methods
type: Collection
type: ConceptGroup
member: triangulated irregular networks