Wednesday, November 7, 2012

GEOPROCESSING


GEOPROCESSING

Geoprocessing allows you to analyze and combine layers in different  ways based on the spatial relationships among features. 
  

 Following are the operations in Geoprocessing, 

  • Dissolve - Aggregates features in a single layer that have the same attribute values.
  • Append - Combines two or more adjacent layers into a single layer.
  • Clip - Reduces the spatial extent of one layer based on the extent of another.
  • Intersect - Finds those features falling within the spatial extent common to two layers
  • Union - Combines two polygon layers.

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