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A New Perspective on Imagery: Integrating Oblique Photography

A New Perspective on Imagery: Integrating Oblique Photography. Shannon Porter. 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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A New Perspective on Imagery: Integrating Oblique Photography

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  1. A New Perspective on Imagery:Integrating Oblique Photography Shannon Porter

  2. 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.

  3. Oblique photography - Who would use it? • Appraiser • Emergency Response • Law Enforcement • GIS • Planning

  4. Obliques

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

  6. 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

  7. Background

  8. Integration Challenges • Large Size • Format (ECW) • “Closed systems” • New Developing Technology

  9. Current Access • Multivision • Arcmap • Web - Johnson County Online Mapping

  10. Multivision

  11. Multivision – SDE Access

  12. Multivision - SDE Access

  13. Arcmap

  14. Web

  15. Web

  16. Web

  17. Future Access Goals • Orion • Tritech • Intergraph • WebEOC

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

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

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