Data model (GIS)

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History

Quantitative revolution Geography Howard Fisher Harvard Laboratory for Computer Graphics and Spatial Analysis Canadian Geographic Information System

19 related topics

Vector data model

Coordinate geometry Geographic coordinate system Geometric primitives Simple Feature Access Circular arcs

21 related topics

Raster data model

Tessellation Computer file Serialized Header Boolean

18 related topics

Extensions

Time geography Torsten Hägerstrand Great Britain Historical GIS NetCDF Data model

16 related topics

Topics to explore

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Overview

Geographic information systems Geographic information system
Data modules Data module?action=edit&redlink=1
Statistical data measurement Statistical data measurement?action=edit&redlink=1
Locations Location
Vector graphic
Elimination Raster graphics
Spatial analysis
GIS file formats
Data modeling
Conceptual models Conceptual today model?action=edit&redlink=1
Logical models Logical data model
Generic models Generic host-related data models?action=edit&redlink=1

Advanced semantic analysis

Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.

Map overview Semantic statistics

Nodes114

Edges113

Triples31

Avg. degree1.98

Density0.017544

Components1

How this topic connects Entity context

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Important terminology Word statistics

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Important terminology

data model gis models vector raster software information spatial conceptual geographic example set time also represented single topological structure points

Entity relationships Subject–Predicate–Object triples

Subject	Predicate	Object	Confidence	Src
the Esri Coverage.As commercial off-the-shelf GIS software	instance of	such as the POLYVRT topological vector model that would form the basis for commercial software and data	0.80	text
GIS installations	instance of	such as the POLYVRT topological vector model that would form the basis for commercial software and data	0.80	text
and GIS data proliferated in the 1980s	instance of	such as the POLYVRT topological vector model that would form the basis for commercial software and data	0.80	text
scholars began to look for conceptual models of geographic phenomena that seemed to underlay the common data models	instance of	such as the POLYVRT topological vector model that would form the basis for commercial software and data	0.80	text
trying to discover why the raster	instance of	such as the POLYVRT topological vector model that would form the basis for commercial software and data	0.80	text
vector data models seemed to make common sense	instance of	such as the POLYVRT topological vector model that would form the basis for commercial software and data	0.80	text
and how they measured	instance of	such as the POLYVRT topological vector model that would form the basis for commercial software and data	0.80	text
represented the real world	instance of	such as the POLYVRT topological vector model that would form the basis for commercial software and data	0.80	text
time	instance of	the development of extensions to the traditional data models to handle more complex needs	0.80	text
three-dimensional structures	instance of	the development of extensions to the traditional data models to handle more complex needs	0.80	text
uncertainty	instance of	the development of extensions to the traditional data models to handle more complex needs	0.80	text
and multimedia	instance of	the development of extensions to the traditional data models to handle more complex needs	0.80	text

Related concept clusters Concept neighborhoods

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Connections between topic areas Semantic bridges

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Research this topic

Explore this topic

History

Vector data model

Raster data model

Extensions

Key facts & relationships

Topics to explore

Overview

History

Types of data models

Conceptual spatial models

Vector data model

Raster data model

Extensions

Advanced semantic analysis

Map overview Semantic statistics

Data model (GIS)

How this topic connects Entity context

Important terminology Word statistics

Important terminology

Entity relationships Subject–Predicate–Object triples

Related concept clusters Concept neighborhoods

Connections between topic areas Semantic bridges