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Spatial Analyst Extension

Description
ArcGIS Spatial Analyst adds a comprehensive set of advanced spatial modeling and analysis tools to the ArcGIS Desktop. Using ArcGIS Spatial Analyst, you can derive new information from your existing data, analyze spatial relationships, and build spatial models integrating core ArcGIS Desktop and ArcGIS Spatial Analyst tools.

Topics:
Overview of raster data structure and analytical capabilities
Elevation data
Grid and relief display
Creating density grid from points
Allocation and straight line distance
Neighborhood statistics
Interpolate values
Map algebra