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terminology [2018/10/09 05:23]
allchin09 created
terminology [2018/10/09 05:37]
allchin09
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 ====== Terminology ====== ====== Terminology ======
 +
 +This terminology is generally sourced from Appendix A of '​Datums and Map Projections'​ (Iliffe & Lott 2008) based off the ISO 19111 terms.
  
 ^ Term                    ^ Comment ^ ^ Term                    ^ Comment ^
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 | Coordinate conversion |Change of coordinates from one CRS to another in which the two CRSs are based on the same datum| | Coordinate conversion |Change of coordinates from one CRS to another in which the two CRSs are based on the same datum|
 | Coordinate operation |Change of coordinates with a 1-to-1 relationship,​ from one CRS to another. Comprised of coordinate conversion and coordinate transformation processes| | Coordinate operation |Change of coordinates with a 1-to-1 relationship,​ from one CRS to another. Comprised of coordinate conversion and coordinate transformation processes|
-|+| Coordinate reference system (CRS) | A coordinate system that through a datum, has defined position, scale and orientation with respect to an object (usually the Earth)| 
 +|Coordinate system| Set of rules defining how coordinates are assigned to points| 
 +|Coordinate transformation| Change of coordinates from one CRS to another, where the CRSs datums differ| 
 +|Datum| Defines the position of the origin, the scale and the orientation of the axis of a coordinate system with respect to an object|
  
terminology.txt · Last modified: 2018/10/09 06:29 by allchin09