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5
votes
1answer
100 views

Terminology problem - Raster vs Grid vs Lattice

I have a question about GIS terminology - what is the difference between grid and raster and grid and lattice - in theory?? I thought, that raster is regular network and value is in the cell and the ...
0
votes
1answer
101 views

Geographic Coordinate system and Projected coordinate system [duplicate]

Please Excuse me If I asked a Silly question : When to Set A Geographic coordinate system or projected coordinate system to a Shapefile?
2
votes
2answers
63 views

What is the difference between mosaicking and merging?

What is the difference betweem image Mosaicking and Merging?
3
votes
2answers
467 views

What is primary difference between ArcGIS for Desktop and ArcGIS for Server?

What is the primary difference between ArcGIS for Desktop and ArcGIS for Server?
7
votes
3answers
3k views

How to analyze differences between two shape files and put results into a new shape?

I have two polygon shape files of the same region from two different years (1985 and 1997) and I need to analyse the differences between the two shapes resulting in a third polygon shape file ...