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Urban 3D Models: Whats underneath?

graz university of technology & grintec gmbh

UbiComp 2007, Innsbruck, 16 - 19 September 2007

austria

Handheld Augmented Reality for

Underground Infrastructure Visualization

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UbiComp 2007, Innsbruck, 16-19 September 2 / 22Handheld Augmented Reality for Underground Infrastructure

VIDENTEVIDENTE RESEARCH PROJECTRESEARCH PROJECT

Geospatial DataGeospatial Data ++ Augmented Reality (AR)Augmented Reality (AR)

==3D real time visualization of underground3D real time visualization of underground

infrastructureinfrastructureon handheld deviceson handheld devices

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VIDENTEVIDENTE PROJECT PARTNERSPROJECT PARTNERS

Commercial PartnerCommercial Partner Academic PartnerAcademic Partner

Funded by the Austrian Research Promotion Agency (FFG)Funded by the Austrian Research Promotion Agency (FFG) BRIDGE scheme, 2BRIDGE scheme, 2ndnd callcall

Project duration of 2 years timeProject duration of 2 years time

Project kick-off in April 2006Project kick-off in April 2006

Joint Research ProjectJoint Research Project

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AUGMENTED REALITYAUGMENTED REALITY

Real-time integration of 3D computer graphics into a realReal-time integration of 3D computer graphics into a realworld environment (vgl. Azuma 1997)world environment (vgl. Azuma 1997)

Computer graphics overlays enhance the real world viewComputer graphics overlays enhance the real world view visualization of hidden and abstract informationvisualization of hidden and abstract information

Also known as Mixed RealityAlso known as Mixed Reality

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HANDHELD AR HOW DOES IT WORK ?HANDHELD AR HOW DOES IT WORK ?

Geodata

GeodatabasesGeodatabases

Real worldview

CameraCamera

Tracking

PositionPosition OrientationOrientation

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HANDHELD AR REQUIREMENTSHANDHELD AR REQUIREMENTS

HANDHELDAR SYSTEM

Real time integration ofReal time integration of3D computer graphics with3D computer graphics with

real world viewreal world view

Highly precise wide-areaHighly precise wide-area

tracking (position,tracking (position,orientation)orientation)

Integration withIntegration withexisting systems,existing systems,SW/HW interfacesSW/HW interfaces

Ergonomics,Ergonomics,Weight, ScreenWeight, Screen

size,size,

SystemSystem

interactioninteraction

Robustness & OutdoorRobustness & Outdooruse:use:

Sun light, Temperature,Sun light, Temperature,

Dust, Wetness, ShockDust, Wetness, Shock

Sensor shieldingSensor shielding

WHAT HAS TOBE CONSIDERED?

Performance ofPerformance ofGraphics ProcessingGraphics Processing

UnitUnit

Availability,Availability,Run-timeRun-time

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VIDENTE SYSTEM ARCHITECTUREVIDENTE SYSTEM ARCHITECTURE

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VIDENTEVIDENTE HANDHELD AR SETUP (1) HANDHELD AR SETUP (1)

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VIDENTEVIDENTE HANDHELD AR SETUP (2) HANDHELD AR SETUP (2)

SETUP IN ACTION AT

INNSBRUCKCONVENTION CENTER

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VIDENTEVIDENTE DATA PROVISION (1) DATA PROVISION (1)

DATA FLOW

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VIDENTEVIDENTE DATA PROVISION (2) DATA PROVISION (2)

MODELING PIPELINE

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VIDENTE VISUALIZATION (1) CONSTRUCTION SITEVIDENTE VISUALIZATION (1) CONSTRUCTION SITE

Data courtesy of

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VIDENTE VISUALIZATION (2) CONVENTION CENTERVIDENTE VISUALIZATION (2) CONVENTION CENTER

Data courtesy of

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VIDENTE VISUALIZATION (3) JAKOMINIPLATZ, GRAZVIDENTE VISUALIZATION (3) JAKOMINIPLATZ, GRAZ

Data courtesy of

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VIDENTE VISUALIZATION (4) MAGIC LENSVIDENTE VISUALIZATION (4) MAGIC LENS

Conceptual

Conceptual

Presentation

Presentation

CONTEXT SENSITIVE MAGIC LENS

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INFORMATION ENHANCEMENT / HIDING

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POTENTIALS FOR PRACTICAL USE (1)POTENTIALS FOR PRACTICAL USE (1)

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POTENTIALS FOR PRACTICAL USE (2)POTENTIALS FOR PRACTICAL USE (2)

Spatially intuitive overview ofSpatially intuitive overview ofthe on-site undergroundthe on-site underground

situationsituation

Easy perception of complexEasy perception of complexunderground infrastructureunderground infrastructure

layoutslayouts(in particular in urban areas)(in particular in urban areas)

Quick identificationQuick identificationof particularof particularundergroundunderground

infrastructure assetsinfrastructure assets

Interfacing with otherInterfacing with othersystemssystems

Quick and easyQuick and easylocating and self-locating and self-

positioningpositioning

Query and presentationQuery and presentationof asset related non-of asset related non-

geometric informationgeometric informationVIDENTE

Network Information System Mobile Mapping

Location Based ServicesWorkforce Management

Supplement to well establishedSupplement to well establishedutility network management solutionsutility network management solutions

Maintenance Outage Management

Network PlanningNetwork Documentation

Essential contribution to businessEssential contribution to businessprocess optimization with utilitiesprocess optimization with utilities

(intermediate term)(intermediate term)

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FIELDS OF APPLICATIONFIELDS OF APPLICATION

Visual guidance for diggingVisual guidance for diggingactivitiesactivities

Utility network planningUtility network planning

Locating hidden utility assetsLocating hidden utility assets

Locating hidden spots of cableLocating hidden spots of cable

damagedamage

Gas leak detectionGas leak detection

On site instruction of technicalOn site instruction of technicalstaffstaff

Visual guidance for technicalVisual guidance for technical

WHERE MAY HANDHELD AR COME IN HANDY ?

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http://www.vidente.at

FURTHER INFORMATIONFURTHER INFORMATION

Erick Mendez & Gerhard Schall

Institut of Computer Graphics & VisionInstitut of Computer Graphics & VisionTU Graz, Inffeldgasse 16a/II, A-8010TU Graz, Inffeldgasse 16a/II, A-8010GrazGraz

{ mendez | schall }@icg.tugraz.at{ mendez | schall }@icg.tugraz.athttp://www.icg.tugraz.athttp://www.icg.tugraz.at

Sebastian Junghanns

GRINTEC GmbHGRINTEC GmbHAnzengrubergasse 6, A-8010 GrazAnzengrubergasse 6, A-8010 Graz

[email protected]@grintec.comhttp://www.grintec.comhttp://www.grintec.com

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RELATED WORK (1)RELATED WORK (1)

Azuma, RAzuma, R..T.T.::A Survey ofA Survey ofAugmented RealityAugmented Reality..

In:In: Presence: Teleoperators andPresence: Teleoperators andVirtual EnvironmentsVirtual Environments 66, 4 (August, 4 (August

1997), S1997), S.. 355 - 385.355 - 385.

URL:URL:http://www.cs.unc.edu/~azuma/ARprhttp://www.cs.unc.edu/~azuma/ARpresence.pdf [Stand 2007-03-15].esence.pdf [Stand 2007-03-15].

Hllerer T., Feiner, S., Terauchi, T.,Hllerer T., Feiner, S., Terauchi, T.,

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RELATED WORK (2)RELATED WORK (2)

Piekarski, W. & Thomas, B. (2001):Piekarski, W. & Thomas, B. (2001):Tinmith-Metro: New OutdoorTinmith-Metro: New Outdoor

Techniques for Creating City ModelsTechniques for Creating City Models

with an Augmented Realitywith an Augmented Reality

Wearable ComputerWearable Computer. Proceedings of. Proceedings of

ISCW01, 31-38.ISCW01, 31-38.

Reitmayr, G. & Schmalstieg, D.Reitmayr, G. & Schmalstieg, D.

(2004):(2004): Flexible Parameterization ofFlexible Parameterization of

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LINKSLINKS

Vidente:Vidente: http://www.vidente.athttp://www.vidente.at

Coin:Coin: http://www.coin3d.orghttp://www.coin3d.org

GML:GML: http://www.opengeospatial.org/standards/gmlhttp://www.opengeospatial.org/standards/gml

OpenTracker:OpenTracker: http://studierstube.icg.tu-graz.ac.at/opentracker/http://studierstube.icg.tu-graz.ac.at/opentracker/

OpenVideo:OpenVideo: http://studierstube.icg.tu-graz.ac.at/openvideo/http://studierstube.icg.tu-graz.ac.at/openvideo/ Smallworld:Smallworld: http://www.gepower.com/prod_serv/products/http://www.gepower.com/prod_serv/products/

gis_software/en/smallworld4.htmgis_software/en/smallworld4.htm

Studierstube:Studierstube: http://www.studierstube.orghttp://www.studierstube.org

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