NASA World Wind: the web geospatial multipurpose and multidimensional platform

1. NASA World Wind:
the web geospatial multipurpose
and multidimensional platform
M. A. Brovelli1 , D. Collins2, P. Hogan2,
E. C. Kilsedar1, G. Prestifilippo1, G. Zamboni1
1) Politecnico di Milano, 2) NASA WorldWind

2. What is World Wind?
• Accurate World for Spatial Data
Platforms:
 Java
 Web App
 Android

3. World Wind Provides …
Geographic Context for Data Visualization
 Rich Set of Shapes and Graphic Primitives
 Import data from anywhere: Local, Web,
Cloud, Database, etc.
 Viewing, Picking, Scene Control, etc.

4. Where it is used (examples)
www.EarthServer.eu

5. Not just one app, any app you want. . .

6. Live satellite tracking

7. Any applicative domain
Sub-surface
Field
interactive
analysis
Interaction
with terrain
and objects

8. Any geodata source

9. Any geodata type

10. Multi-Window

11. EST-WA
• Environmental Spatial and Time Web Analyzer: a
doxel based tool for web visualization of environmental
variables

12. EST-WA Architecture

13. Geo-crowdsourced geodata viewer
Telecommunication data
• Received SMS
• Sent SMS
• Incoming Calls
• Outgoing Calls
• Internet connection: a CDR is generate each time
– a user starts an internet connection
– a user ends an internet connection
– during the same connection one of the following limits is reached:
» 15 minutes from the last generated CDR
» 5 MB from the last generated CDR
• Geolocalized Tweets (Anonymized twitter users)
2 months of data
every 10 minutes

14. • Works with irregular grids
• allows the simplification of the voxel structure
EST-WA Web Version

15. EST-WA Web Version Architecture
• Architecture with pure web
technologies
• It runs entirely at the client-side
• Fully customizable

16. Policrowd 2.0: a Social World Wind Platform
• Fully customizable platform (layers, icons,…)
• User-Contributed
Content

17. Volunteer Geographic Information
• An example (cultural elements):
– Based on ODK and only for Android
http://www.viaregina.eu/files/documenti/2
014/istruzioni_eng.pdf
– Cross-platform (App and Play store:
download Via Regina or
http://viaregina3.como.polimi.it/app/)

18. Policrowd 2.0

19. Policrowd 2.0 Architecture

20. Policrowd 2.0 Web World Wind

21. Policrowd 2.0 WWW Architecture
http://viaregina3.como.polimi.it/WorldWind/
Try by yourself!

22. Thank
you for your attention!
maria.brovelli@polimi.it