lps16 nasa

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

What is World Wind?

• Accurate World for Spatial Data

Platforms:

Java

Web App

Android

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.

Where it is used (examples)

www.EarthServer.eu

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

‘Live’ satelliteLive satellite tracking

Any applicative domain

Sub-surface

Field interactive analysis

Interaction with terrain and objects

Any geodata source

Any geodata type

Multi-Window

EST-WA

• Environmental Spatial and Time Web Analyzer: a

doxel based tool for web visualization of environmental

variables

EST-WA Architecture

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 dataevery 10 minutes

• Works with irregular grids

• allows the simplification of the voxel structure

EST-WA Web Version

EST-WA Web Version Architecture

• Architecture with pure web

technologies

• It runs entirely at the client-side

• Fully customizable

Policrowd 2.0: a Social World Wind Platform

• Fully customizable platform (layers, icons,…)

• User-Contributed

Content

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/)

Policrowd 2.0

Policrowd 2.0 Architecture

Policrowd 2.0 Web World Wind

Policrowd 2.0 WWW Architecture

http://viaregina3.como.polimi.it/WorldWind/

Try by yourself!

Thank

you for your attention!

maria.brovelli@polimi.it