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Example of DOQ
interpretation
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Two enlarged images; high
resolution lets you see features
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Using ArcGIS, can draw
polygons around areas of similar land use; continued this process until the
entire watershed was filled.
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Example of one of the many
decisions we encountered during the polygon-creation process
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These are examples of the
polygons that were made and once the entire watershed was filled, we could
calculate the area of each type.
For residential land, polygons for a house-lots extended wherever
human-influence was noticeable, such as with a lawn for boathouse.
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