Geospatial Big Data 27Oct2014 - United Nations · HERE -Capturing Anonymous Cell and WiFi Locations...

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Positioning geospatial information to address global challengesPositioning geospatial information to address global challenges

Geospatial Big Data

Greg ScottInter-Regional Advisor

Global Geospatial Information Management

United Nations Statistics Division

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UN-GGIM: A global geospatial initiativeFormal inter-governmental UN Committee of Experts to:

• Discuss, enhance and coordinate Global Geospatial

Information Management activities by involving Member

States at the highest level. Reports to ECOSOC

• Make joint decisions and set directions on the use of geospatial information within national and global policy frameworks

• Work with Governments to improve policy, institutional arrangements, and legal frameworks

• Address global issues and contribute collective knowledge as a community with shared interests and concerns

• Develop effective strategies to build geospatial capacity in developing countries

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You cannot measure, monitor and

manage sustainable development…

…without geography, place and location

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Big Data

Data whose scale, diversity, and complexity require new

architecture, techniques, algorithms, and analytics to manage it

and extract value and hidden knowledge from it…

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Positioning geospatial information to address global challenges

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A World of Real-time Streaming Data

7,000 Billion Sensors by 2020!

Geospatial Big Data

Location!!

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Positioning geospatial information to address global challenges

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Ordnance Survey (OS) MasterMap Database

• 460 million features

• Over 10,000 changes are made per day

Restricted -

Strategy

October 2004

Restricted -

Strategy

May 2012

NOAA Integrated Ocean Observing System: 2500 online Sensors (OGC SOS), millions of observations

Example: EarthServer

Baumann, 2013

DigitalGlobe Proprietary and Business Confidential

The World Takes Shape with Global Daily Acquisitions1 Aug 2013 – 31 Jan 2014

Digital Globe captures 3.2 million square km of imagery a day

and delivers it to the customer hours after collection

Creating 3D Models …

Saab Proprietary and Company Confidential

Beijing, China

Birds Nest

San Francisco, USA

Financial District

MCIA Presentation Oct 14, 2014 UNCLASSIFIED

The Landsat Data Cube | Locate 2014

Satellite Images: Not just ‘photos’

‘Cubing’ Landsat images

ApplicationNational Flood Risk Information Portal – Water Observations from Space - GA

NFRIP water detection

• 15 Years of data from LS5 & LS7(1998-2012)

• 25m Nominal Pixel Resolution

• Approx. 133,000 individual source ARG-25 scenes in approx. 12,400 passes

• Entire archive of 1,312,087 ARG25 tiles => 21x1012 pixels visited

• 3 hrs at NCI (elapsed time) to compute.

Continental Scale NFRIP results

GlobeLand30 - Statistics

Oceania

South America

Africa

Europe

North America

Statistics of 2010 Global land cover types2010年全球地表覆盖类型统计

Global land water body distribution 全球陆表水体的空间格局

Oceania

South America

Africa

Europe

33.80%

41.62%

North America

The ratio of

water area

LEGEND

Global land water body distribution 全球陆表水体的空间格局

Oceania

South America

15.00%

Africa

10.00%

Europe

43.44%

26.03%

North America

LEGEND

Incremental

The incremental ratio of the global built-up areas from 2000 to 2010 2000年—2010年全球城乡建设用地面积增量占比

HERE Platform – Delivers Dynamic Digital Maps

Real World Index

HERE Enterprise – CDMPS – Rohan Fernando – 30 Sep 2014 rohan.fernando@here.com +61 407 976 385

395FIELD CARS DRIVING THE

196COUNTRIESWITH MAPS

CITIES WITH NATURAL

GUIDANCE

1B+TRAFFIC PROBES

80KFLOOR BY

FLOOR VENUE MAPS

HERE – Global Digital Mapping Capabilities

33COUNTRIES WITH REAL-

TIME TRAFFIC

PLACES OF INTEREST

75MWIFI

POSITIONS

• Capturing high resolution street level imagery.

• Capturing full 3D street level LiDAR.

• Fusing imagery with LiDAR for spatially accurate 3D representations

Street Level Imagery + LiDAR = Spatially Accurate 3D

HERE - Capturing Anonymous Cell and WiFi Locations for accurate Positional API Reference

IMPORTANT Note: HERE, a Nokia Company, regards protection of information privacy as being of paramount importance.HERE does not intercept or record any digital data communications messages whatsoever. The only information used is the radio transmitter identity such as Global Positioning System Satellite identifier, Cell Tower Identifier Number and WiFi Transmitter Service Set Identifier.

HERE - Global Traffic in Real-Time

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http://www.nhk.or.jp/datajournalism/about/index_en.html

Geospatial Big Data 27Oct2014 - United Nations · HERE -Capturing Anonymous Cell and WiFi Locations...

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