Managing navigation features, such as great circles, bearing distance, and arcs, in a spatial database presents a unique challenge to the standard geographic information system (GIS) user interface that is optimized for standard feature collection. While these conventional spatial data layers are usually derived through on-screen drawing operations, navigational features are defined primarily as bearings, distances, and geodesic curves related to significant points.
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GIS Weekly Magazine
Susan Smith
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Look for the next issue of GIS Weekly Magazine on May 28, 2012.
Each GISWeekly Review delivers to its readers news concerning the latest developments in the GIS industry, along with a selection of other articles that we feel you might find interesting. |
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