Wisconsin Aerial Imagery Ted Koch, Wisconsin State Cartographer’s Office WLIA 2005 Annual...
-
Upload
lucas-pitts -
Category
Documents
-
view
218 -
download
0
Transcript of Wisconsin Aerial Imagery Ted Koch, Wisconsin State Cartographer’s Office WLIA 2005 Annual...
![Page 1: Wisconsin Aerial Imagery Ted Koch, Wisconsin State Cartographer’s Office WLIA 2005 Annual Conference February 24 th, 2005 Wisconsin Aerial Imagery - 2005.](https://reader035.fdocuments.us/reader035/viewer/2022062423/56649f115503460f94c242c8/html5/thumbnails/1.jpg)
Ted Koch, Wisconsin State Cartographer’s Office
WLIA 2005 Annual ConferenceFebruary 24th, 2005
Wisconsin Aerial ImageryWisconsin Aerial Imagery
Wisconsin Aerial Imagery- 2005 -
Ted Koch, State CartographerWI State Cartographer’s Office
Univ. of Wisconsin-Madisonwww.wisc.edu/sco
![Page 2: Wisconsin Aerial Imagery Ted Koch, Wisconsin State Cartographer’s Office WLIA 2005 Annual Conference February 24 th, 2005 Wisconsin Aerial Imagery - 2005.](https://reader035.fdocuments.us/reader035/viewer/2022062423/56649f115503460f94c242c8/html5/thumbnails/2.jpg)
Ted Koch, Wisconsin State Cartographer’s Office
WLIA 2005 Annual ConferenceFebruary 24th, 2005
Wisconsin Aerial ImageryWisconsin Aerial Imagery
High Resolution Images(< 1 meter; i.e. 6”, 12”, 18”)
• 2005 a banner year for digital orthophoto acquisition.
• Approx. 60% (~20 m acres) of state’s area.
• Value - approx. $2.5 million.
![Page 3: Wisconsin Aerial Imagery Ted Koch, Wisconsin State Cartographer’s Office WLIA 2005 Annual Conference February 24 th, 2005 Wisconsin Aerial Imagery - 2005.](https://reader035.fdocuments.us/reader035/viewer/2022062423/56649f115503460f94c242c8/html5/thumbnails/3.jpg)
Ted Koch, Wisconsin State Cartographer’s Office
WLIA 2005 Annual ConferenceFebruary 24th, 2005
Wisconsin Aerial ImageryWisconsin Aerial Imagery
What’s a Digital Orthophoto?
• Aerial photo– Captured by film-based or digital camera.– Contains distortions due to differences in
terrain elevation and aircraft position.– Does not have constant scale across the
image.
![Page 4: Wisconsin Aerial Imagery Ted Koch, Wisconsin State Cartographer’s Office WLIA 2005 Annual Conference February 24 th, 2005 Wisconsin Aerial Imagery - 2005.](https://reader035.fdocuments.us/reader035/viewer/2022062423/56649f115503460f94c242c8/html5/thumbnails/4.jpg)
Ted Koch, Wisconsin State Cartographer’s Office
WLIA 2005 Annual ConferenceFebruary 24th, 2005
Wisconsin Aerial ImageryWisconsin Aerial Imagery
What’s a Digital Orthophoto?
• Digital Image produced by:– Geometric correction of the image– Unwarping the effects of distortion due to
terrain and camera position.
![Page 5: Wisconsin Aerial Imagery Ted Koch, Wisconsin State Cartographer’s Office WLIA 2005 Annual Conference February 24 th, 2005 Wisconsin Aerial Imagery - 2005.](https://reader035.fdocuments.us/reader035/viewer/2022062423/56649f115503460f94c242c8/html5/thumbnails/5.jpg)
Ted Koch, Wisconsin State Cartographer’s Office
WLIA 2005 Annual ConferenceFebruary 24th, 2005
Wisconsin Aerial ImageryWisconsin Aerial Imagery
What is a Digital Orthophoto?
• Produced from a variety of inputs:– Digital image– Control – values of known points– Terrain Model – DEM or DTM– Image rectification to terrain model, and fit to a
map projection– Metadata
![Page 6: Wisconsin Aerial Imagery Ted Koch, Wisconsin State Cartographer’s Office WLIA 2005 Annual Conference February 24 th, 2005 Wisconsin Aerial Imagery - 2005.](https://reader035.fdocuments.us/reader035/viewer/2022062423/56649f115503460f94c242c8/html5/thumbnails/6.jpg)
Ted Koch, Wisconsin State Cartographer’s Office
WLIA 2005 Annual ConferenceFebruary 24th, 2005
Wisconsin Aerial ImageryWisconsin Aerial Imagery
2005 Ortho Acquisition
• Statewide
• Local (counties and municipalities)
![Page 7: Wisconsin Aerial Imagery Ted Koch, Wisconsin State Cartographer’s Office WLIA 2005 Annual Conference February 24 th, 2005 Wisconsin Aerial Imagery - 2005.](https://reader035.fdocuments.us/reader035/viewer/2022062423/56649f115503460f94c242c8/html5/thumbnails/7.jpg)
Ted Koch, Wisconsin State Cartographer’s Office
WLIA 2005 Annual ConferenceFebruary 24th, 2005
Wisconsin Aerial ImageryWisconsin Aerial Imagery
Statewide
• NAIP (National Agricultural Imagery Program)
– Nationwide program, administered by the USDA-FSA
– Acquired for crop compliance programs– Flown during growing season
![Page 8: Wisconsin Aerial Imagery Ted Koch, Wisconsin State Cartographer’s Office WLIA 2005 Annual Conference February 24 th, 2005 Wisconsin Aerial Imagery - 2005.](https://reader035.fdocuments.us/reader035/viewer/2022062423/56649f115503460f94c242c8/html5/thumbnails/8.jpg)
Ted Koch, Wisconsin State Cartographer’s Office
WLIA 2005 Annual ConferenceFebruary 24th, 2005
Wisconsin Aerial ImageryWisconsin Aerial Imagery
Statewide
• NAIP Products:– Natural color – Two resolutions:
• 1-meter ortho (matches w/i 3-meters of DOQQ reference image)
• 2-meter geo-rectified (matches w/i 10 meters of DOQQ reference image)
![Page 9: Wisconsin Aerial Imagery Ted Koch, Wisconsin State Cartographer’s Office WLIA 2005 Annual Conference February 24 th, 2005 Wisconsin Aerial Imagery - 2005.](https://reader035.fdocuments.us/reader035/viewer/2022062423/56649f115503460f94c242c8/html5/thumbnails/9.jpg)
Ted Koch, Wisconsin State Cartographer’s Office
WLIA 2005 Annual ConferenceFebruary 24th, 2005
Wisconsin Aerial ImageryWisconsin Aerial Imagery
NAIP Image
Prescott, Pierce County
(from MN
coverage)
![Page 10: Wisconsin Aerial Imagery Ted Koch, Wisconsin State Cartographer’s Office WLIA 2005 Annual Conference February 24 th, 2005 Wisconsin Aerial Imagery - 2005.](https://reader035.fdocuments.us/reader035/viewer/2022062423/56649f115503460f94c242c8/html5/thumbnails/10.jpg)
Ted Koch, Wisconsin State Cartographer’s Office
WLIA 2005 Annual ConferenceFebruary 24th, 2005
Wisconsin Aerial ImageryWisconsin Aerial Imagery
Statewide
• NAIP Products: 1-Meter Ortho– Format: DOQQ or compressed county
mosaic– UTM coordinate system, NAD 83– 10% cloud cover allowed– Base for “common land unit boundaries”
![Page 11: Wisconsin Aerial Imagery Ted Koch, Wisconsin State Cartographer’s Office WLIA 2005 Annual Conference February 24 th, 2005 Wisconsin Aerial Imagery - 2005.](https://reader035.fdocuments.us/reader035/viewer/2022062423/56649f115503460f94c242c8/html5/thumbnails/11.jpg)
Ted Koch, Wisconsin State Cartographer’s Office
WLIA 2005 Annual ConferenceFebruary 24th, 2005
Wisconsin Aerial ImageryWisconsin Aerial Imagery
Statewide
• NAIP in Wisconsin - 2005:– 1-meter statewide planned– Funding:
• FSA - 80-90%• Cooperative funding from state organizations:
– DNR - $150,000
– DATCP - $20,000
– 10 WI counties - $~$5,000 each
![Page 12: Wisconsin Aerial Imagery Ted Koch, Wisconsin State Cartographer’s Office WLIA 2005 Annual Conference February 24 th, 2005 Wisconsin Aerial Imagery - 2005.](https://reader035.fdocuments.us/reader035/viewer/2022062423/56649f115503460f94c242c8/html5/thumbnails/12.jpg)
Ted Koch, Wisconsin State Cartographer’s Office
WLIA 2005 Annual ConferenceFebruary 24th, 2005
Wisconsin Aerial ImageryWisconsin Aerial Imagery
Statewide
• NAIP Wisconsin contact:Larry CutforthUSDA-FSA, GIS Specialist608/662-4422, Ext [email protected]
![Page 13: Wisconsin Aerial Imagery Ted Koch, Wisconsin State Cartographer’s Office WLIA 2005 Annual Conference February 24 th, 2005 Wisconsin Aerial Imagery - 2005.](https://reader035.fdocuments.us/reader035/viewer/2022062423/56649f115503460f94c242c8/html5/thumbnails/13.jpg)
Ted Koch, Wisconsin State Cartographer’s Office
WLIA 2005 Annual ConferenceFebruary 24th, 2005
Wisconsin Aerial ImageryWisconsin Aerial Imagery
Local
![Page 14: Wisconsin Aerial Imagery Ted Koch, Wisconsin State Cartographer’s Office WLIA 2005 Annual Conference February 24 th, 2005 Wisconsin Aerial Imagery - 2005.](https://reader035.fdocuments.us/reader035/viewer/2022062423/56649f115503460f94c242c8/html5/thumbnails/14.jpg)
Ted Koch, Wisconsin State Cartographer’s Office
WLIA 2005 Annual ConferenceFebruary 24th, 2005
Wisconsin Aerial ImageryWisconsin Aerial Imagery
![Page 15: Wisconsin Aerial Imagery Ted Koch, Wisconsin State Cartographer’s Office WLIA 2005 Annual Conference February 24 th, 2005 Wisconsin Aerial Imagery - 2005.](https://reader035.fdocuments.us/reader035/viewer/2022062423/56649f115503460f94c242c8/html5/thumbnails/15.jpg)
Ted Koch, Wisconsin State Cartographer’s Office
WLIA 2005 Annual ConferenceFebruary 24th, 2005
Wisconsin Aerial ImageryWisconsin Aerial Imagery
Black & White Orthos1” = 100’ scale
18” & 6” resolution(Photos courtesy Ayres Assoc)
![Page 16: Wisconsin Aerial Imagery Ted Koch, Wisconsin State Cartographer’s Office WLIA 2005 Annual Conference February 24 th, 2005 Wisconsin Aerial Imagery - 2005.](https://reader035.fdocuments.us/reader035/viewer/2022062423/56649f115503460f94c242c8/html5/thumbnails/16.jpg)
Ted Koch, Wisconsin State Cartographer’s Office
WLIA 2005 Annual ConferenceFebruary 24th, 2005
Wisconsin Aerial ImageryWisconsin Aerial Imagery
Black & White Orthos1” = 50’ scale
18” & 6” resolution(Photos courtesy Ayres Assoc)
![Page 17: Wisconsin Aerial Imagery Ted Koch, Wisconsin State Cartographer’s Office WLIA 2005 Annual Conference February 24 th, 2005 Wisconsin Aerial Imagery - 2005.](https://reader035.fdocuments.us/reader035/viewer/2022062423/56649f115503460f94c242c8/html5/thumbnails/17.jpg)
Ted Koch, Wisconsin State Cartographer’s Office
WLIA 2005 Annual ConferenceFebruary 24th, 2005
Wisconsin Aerial ImageryWisconsin Aerial Imagery
Black & White Orthos1” = 100’ scale
12” & 6” resolution(Photos courtesy Ayres Assoc)
![Page 18: Wisconsin Aerial Imagery Ted Koch, Wisconsin State Cartographer’s Office WLIA 2005 Annual Conference February 24 th, 2005 Wisconsin Aerial Imagery - 2005.](https://reader035.fdocuments.us/reader035/viewer/2022062423/56649f115503460f94c242c8/html5/thumbnails/18.jpg)
Ted Koch, Wisconsin State Cartographer’s Office
WLIA 2005 Annual ConferenceFebruary 24th, 2005
Wisconsin Aerial ImageryWisconsin Aerial Imagery
Black & White Orthos1” = 50’ scale
12” & 6” resolution(Photos courtesy Ayres Assoc)
![Page 19: Wisconsin Aerial Imagery Ted Koch, Wisconsin State Cartographer’s Office WLIA 2005 Annual Conference February 24 th, 2005 Wisconsin Aerial Imagery - 2005.](https://reader035.fdocuments.us/reader035/viewer/2022062423/56649f115503460f94c242c8/html5/thumbnails/19.jpg)
Ted Koch, Wisconsin State Cartographer’s Office
WLIA 2005 Annual ConferenceFebruary 24th, 2005
Wisconsin Aerial ImageryWisconsin Aerial Imagery
Natural Color Orthos1” = 50’ & 1” = 100’ scale
3” resolution(Photos courtesy Ayres Assoc)
![Page 20: Wisconsin Aerial Imagery Ted Koch, Wisconsin State Cartographer’s Office WLIA 2005 Annual Conference February 24 th, 2005 Wisconsin Aerial Imagery - 2005.](https://reader035.fdocuments.us/reader035/viewer/2022062423/56649f115503460f94c242c8/html5/thumbnails/20.jpg)
Ted Koch, Wisconsin State Cartographer’s Office
WLIA 2005 Annual ConferenceFebruary 24th, 2005
Wisconsin Aerial ImageryWisconsin Aerial Imagery
CoordinationAccomplished thru three major regional consortia:- SEWRPC- EC/NC/BL RPC- SW Counties
- Next presentation will cover in more detail
![Page 21: Wisconsin Aerial Imagery Ted Koch, Wisconsin State Cartographer’s Office WLIA 2005 Annual Conference February 24 th, 2005 Wisconsin Aerial Imagery - 2005.](https://reader035.fdocuments.us/reader035/viewer/2022062423/56649f115503460f94c242c8/html5/thumbnails/21.jpg)
Ted Koch, Wisconsin State Cartographer’s Office
WLIA 2005 Annual ConferenceFebruary 24th, 2005
Wisconsin Aerial ImageryWisconsin Aerial Imagery
Aerial Technologies
• Traditional:– Camera & film – Scanning– Ground control + ground targets
![Page 22: Wisconsin Aerial Imagery Ted Koch, Wisconsin State Cartographer’s Office WLIA 2005 Annual Conference February 24 th, 2005 Wisconsin Aerial Imagery - 2005.](https://reader035.fdocuments.us/reader035/viewer/2022062423/56649f115503460f94c242c8/html5/thumbnails/22.jpg)
Ted Koch, Wisconsin State Cartographer’s Office
WLIA 2005 Annual ConferenceFebruary 24th, 2005
Wisconsin Aerial ImageryWisconsin Aerial Imagery
Aerial Technologies
• Recent:– Airborne GPS (reduces need for ground control)
– Forward motion compensation and inertial measurement units (IMUs)
– Digital cameras (cutting edge)
![Page 23: Wisconsin Aerial Imagery Ted Koch, Wisconsin State Cartographer’s Office WLIA 2005 Annual Conference February 24 th, 2005 Wisconsin Aerial Imagery - 2005.](https://reader035.fdocuments.us/reader035/viewer/2022062423/56649f115503460f94c242c8/html5/thumbnails/23.jpg)
Ted Koch, Wisconsin State Cartographer’s Office
WLIA 2005 Annual ConferenceFebruary 24th, 2005
Wisconsin Aerial ImageryWisconsin Aerial Imagery
Digital Camera
![Page 24: Wisconsin Aerial Imagery Ted Koch, Wisconsin State Cartographer’s Office WLIA 2005 Annual Conference February 24 th, 2005 Wisconsin Aerial Imagery - 2005.](https://reader035.fdocuments.us/reader035/viewer/2022062423/56649f115503460f94c242c8/html5/thumbnails/24.jpg)
Ted Koch, Wisconsin State Cartographer’s Office
WLIA 2005 Annual ConferenceFebruary 24th, 2005
Wisconsin Aerial ImageryWisconsin Aerial Imagery
National Activities
• What’s under discussion:– NSGIC Proposal - Funding– USGS Proposal - Funding– FGDC/Am Nat’l Stds Institute (ANSI) -
Digital Ortho Framework Standard – Currently in draft review (July, 2004)
![Page 25: Wisconsin Aerial Imagery Ted Koch, Wisconsin State Cartographer’s Office WLIA 2005 Annual Conference February 24 th, 2005 Wisconsin Aerial Imagery - 2005.](https://reader035.fdocuments.us/reader035/viewer/2022062423/56649f115503460f94c242c8/html5/thumbnails/25.jpg)
Ted Koch, Wisconsin State Cartographer’s Office
WLIA 2005 Annual ConferenceFebruary 24th, 2005
Wisconsin Aerial ImageryWisconsin Aerial Imagery
Conclusion
• Impacts – 2005, lots of data (statewide & local)
• Future scenario(s)– Long term vision, & improved coordination– Stable and predictable funding– Plan for 2010– Technological advances (i.e., digital cameras, near
real-time image processing, etc.)
![Page 26: Wisconsin Aerial Imagery Ted Koch, Wisconsin State Cartographer’s Office WLIA 2005 Annual Conference February 24 th, 2005 Wisconsin Aerial Imagery - 2005.](https://reader035.fdocuments.us/reader035/viewer/2022062423/56649f115503460f94c242c8/html5/thumbnails/26.jpg)
Ted Koch, Wisconsin State Cartographer’s Office
WLIA 2005 Annual ConferenceFebruary 24th, 2005
Wisconsin Aerial ImageryWisconsin Aerial Imagery
Questions ?