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Results tagged with terminology
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user 442
Indicates questions asking about the use and meaning of specific technical words in GIS.
122
votes
Difference between projection and datum
You will obviously get better answers from textbooks, but here is an simple explanation:
Map Projection: It is a method for representing a spherical or curved surface on a flat plane.
Datum: It is …
- 41.6k
8
votes
What is layer file (*.lyr) in ArcGIS Desktop?
A layer (.lyr) file has mainly two important functions:
It contains a link or a pointer to the location of the Data.
It contains information on how to render or draw the Data.
One of my colleague …
- 41.6k
4
votes
Accepted
What is the opposite of height?
You are limiting the applicability of 'depth'. You say
depth denotes the distance below sea-level to a point on an object
located below sea level
This isn't strictly correct. Depth is usually …
- 41.6k