A New Perspective on Imagery: Integrating Oblique Photography

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A New Perspective on ImageryIntegrating Oblique
Photography
Shannon Porter
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Oblique photography What is it?

• Low elevation angled photography taken in
  multiple directions.
• Facilitate viewing structures on all four sides,
  measuring of heights, and creating 3D
  representations of buildings.

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Oblique photography - Who would use it?

• Appraiser
• Emergency Response
• Law Enforcement
• GIS
• Planning

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Obliques
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Background

• Regional flight flown Spring 2006
• 2 Vendors responded
• 4 inch pixel resolution
• Approximately 42,000 images
• 280 GB

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Background

• Johnson County, Kansas is about 500 square miles
• Part of the Kansas City Metro area
• Population is estimated over 515,000 people
• Still a mix of Urban/Rural

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Background
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Integration Challenges

• Large Size
• Format (ECW)
• Closed systems
• New Developing Technology

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Current Access

• Multivision
• Arcmap
• Web - Johnson County Online Mapping

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Multivision
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Multivision SDE Access
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Multivision - SDE Access
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Arcmap
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Web
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Web
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Web
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Future Access Goals

• Orion
• Tritech
• Intergraph
• WebEOC

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Conclusions

• Work in progress
• Still Evaluating
• Use with SDE is possible
• Use on web is possible

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Shannon Porter Senior GIS Analyst 111 S Cherry
St, Ste 3500 Olathe, KS 66061 913-715-2231 Shannon
.porter_at_jocogov.org