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Create Thiessen Polygons 3.0



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Author Tim Lomas
File Name CreateThiessenPoly.zip
Language Visual Basic
Last Modified Mar 16 2003
Status of work Public Domain
Software ArcGIS Desktop
File Size 45.97 kb
Downloads 13872

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Summary
This release improves the topological consistency of the output polygons. It is now possible to "dissolve" the output polygons without first "cleaning" them. The clean functionality is now included as part of the Create Thiessen application.

Thiessen polygons are constructed by connecting a series of point locations with line segments, erecting perpendiculars to those line segments at their midpoints, and then extending those perpendiculars until they intersect.