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spatial reference¶
description of a spatial location in the real world according to a defined reference system
Clause: 3.4.2.2
Alternative preferred term: ITS spatial reference
Admitted term: location reference
EXAMPLE: Coordinate tuple: 51.476852, -0.000500.
Note 1 to entry: It is not necessary for the rules be formal coordinates but they could be descriptive.
Note 2 to entry: The term "location reference" has been used within ITS, but the term "spatial reference" is preferred to better align with the activities of ISO/TC 211.
History note: Introduced in ISO/TS 14812:2022
Specializations of spatial reference¶
| Class | Description |
|---|---|
| dynamic spatial reference | spatial reference generated on-the-fly based on geographic properties in a digital map database |
| link location | pre-coded spatial reference defined within the road network database |
| pre-coded spatial reference | spatial reference using a unique identifier that is agreed upon in both the sender and receiver system to select a location from a set of pre-coded locations |
Relationships for spatial reference¶
| Property | Constraint |
|---|---|
| specificationOf | some spatialLocation |