Danmark set fra luften - Cartography in Cultural Heritage

Denmark seen from the air
• A Crowd sourcing project launching historical
aerial photographs
• Digitizing millions of pictures on low budget
• Using local knowledge
• Creating new information by combining
oblique and vertical pictures online
Denmark seen from the air
a crowdsourcing project
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What are the problems ?
Aerial photograpy history
Aerial photographic collections in the library
The project
Use of aerial photographs
Enrichness of the pictures
Possibilities in the future
What did we do – online demonstration
Problems
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Many different pictures 3.5 mill
Difficult access because of lack of information
Difficult access due to bad search options
Timeconsuming to improve- no ressources
Lacking local knowledge
Fundraising necessecary
Aerial photography history and
use
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Early balloon 1890
Plane photographs from app 1905
Systematic vertical series from 1922
Vertical and oblique pictures
Before 1940
2 world war
After 1945
Future
Collections in the project
• Oblique pictures:
• Vertical pictures :
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Single pictures 1913Nordisk Luftfoto 1928-32
Aeroekspres 1933-50
Nowico 1933-56
Sylvest 1936-89
Odense 1946-1965
Aalborg 1946-1965
Ariel 1986-92
Danish survey 1922-39
LW 1944
USAF 1954
RAF 1968-94
Aerokort 1960-90
Geoplan/Cowi 1962-2008
Geomasters 1985-90
Scankort/LLO 1960-2006
Copenhagen from balloon
Balloon after 1906
Balloon Montebello 1891
Early pictures
• Copenhagen 1913 Holger
Damgaard
Bogense Army Flyingtroops
before 1922
Nordisk Luftfoto
Svendborg 1928
Nowico 1935
Denmark seen from the air
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Project from start, purpose
Building the site
Scanning
Metadata
Functionality
Experiences
Use
• Future
Denmark seen from the air
Background maps
detail
Sylvest L 1937
Odense Luftfoto o. 1952
Odense luftfoto
• Prøvebillede
Architecture
Retrieval
html 5
jQuery
Google Maps
json - markers
Login.kb.dk
dispatcher servlet
COWI
View, Jsp
Controller and json services
XSLT - KML to Java Beans Placemarks
XSLT - Mods to LandingPB
Client layer
Mods - xml
landingpage
KML - xml
for the frontage
Jersey - Service Layer
Hibernate
eRez
image server
COP2
Annotation Engine
Workflow of digitization
metadata
200K
Photos
.tiff
+ some color
grading
CUMULUS
export
+ rough
Geotagging
COP2
E-Rez
Project
Scanning
Metadata sources
Geotaging
Statistics
Statistic May 21th
Statistic May 21th
Active users
Users 1-27
Users 221-250
Uses
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Family- and localhistory
Polluted areas and sources
Archeology
Cadastral disputes
Landuse and landscape analyses
Nature restoration
Cultural landscape development
Land Use
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Ph. D project
Comparing oblique and vertical pictures
Comparing maps and aerial photographs
Advantages
Future possibilities
Regions
Actual state
Future - What's next?
• Maintain the interest from the community
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through dialog with core users
Listen and understand user feedback
Add more material
Include new geographical areas
Improve the user interface
Make the API more easy accessable
Facilitate more rich user contribution
Danmark set fra luften
Fyn og omliggende øer