Large Scale Visualization Environment and Decision-Centered Visualization Cdr. Robert Barton Naval Undersea Warfare Center Newport, Rhode Island USA L.
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Large Scale Visualization Environment and
Decision-Centered Visualization
Cdr. Robert BartonNaval Undersea Warfare Center
Newport, Rhode Island USA
L. Miguel Encarnação and David ZeltzerFraunhofer Center for Research in
Computer Graphics, Inc.Providence, Rhode Island USA
SONAR SDC Visualization
• Multi-Dimensional, Low Signal-to-Noise Data Space
- Range, Bearing, Frequency,Time
• Many Sensors Data Overload
• Since End of Cold War, Naval Operations inVery Noisy Littoral Waters
• Is There a Better Way to Visualize SONAR Data?
1. Rapid Scan for Volumes of Interest
2. Select Volumes of Interest for Abstract Broadband Visualization
LSVE USW Visualization
5. Select Another Volume of Interest
3. Multimodal and Multimedia for Detailed
Analysis of Abstract Data
GIST Harmonogram
4. Apply Visualization
Tools & “Grams” to Examine Actual
Data
Interactively Rotate and Zoom
Visualize Volume of Interest
Spatially Probe with Sonification
Interactively View and Manipulate Actual Data
3D Interaction Technology Virtual Table
Shutter glasses
Transparent pad
‘Virtual Table’
Magnetic trackers
Pen
Projected pad
Projectedpen
Projected object
© 2002 Fraunhofer Center for Research in Computer Graphics, Inc.
Sarajevo
BihacTuzla
Decision-Centered Visualization
Fraunhofer Center forResearch in Computer Graphics
Background
• Environmental Complexity, Fog of War- Littoral environments – sea, land, air
- Friendly, hostile & neutral forces; air/surface/water craft
• Operational Restrictions – ROE
• Speed of Change- High speed weapons
- Rapid, coordinated force deployment
• High Volume Data from Multiple Sources and Sensors
• Result — Information Overload!
Take-Away Message
Information Overload?
Can’t Just Push More Pixels at People
Use Agents and Knowledge to • Anticipate What People Need to Know• Build Integrated, Intuitive Displays
WarfareDomain
Knowledge
Task &Decision
Knowledge
Real TimeData
Anticipate
Mission InfoArea of Ops InfoFriendliesThreats • • •
Agents
Warn &Alert
Missing Data Uncertain DataTime-Critical DataMission-Critical Data
“Behind” the Screen
Display
DCV Concept
© 2002 Fraunhofer Center for Research in Computer Graphics, Inc.
DecisionFocus
IncomingData
Domain Abstractions
DecisionRequirements
DomainOntology
Agents Monitor& Alert
AutomaticTailoring
NarrativeTheory
PresentationManager
InteractionCycle
• View Control• Interactive
Commands&
Queries
Task LevelMultimodal
HMI InteractionDialog
Classify, Prioritize,Associate Incoming
Data
AssociationEngine
MultimediaDisplays
DCVArchitecture
NUWC/CRCG LSVE
© 2002 Fraunhofer Center for Research in Computer Graphics, Inc.
Warfare Domain Ontology
• What Are the Things and Actions in the World?
• How Do They Relate to Each Other?
DecisionFocus
Domain Abstractions
DecisionRequirements
DomainOntology
Agents Monitor& Alert
Classify, Prioritize,Associate Incoming
Data
AssociationEngine
IncomingData
Domain Abstractions
• Application-Specific Instances of Ontology Concepts
DecisionFocus
Domain Abstractions
DecisionRequirements
DomainOntology
Agents Monitor& Alert
Classify, Prioritize,Associate Incoming
Data
AssociationEngine
IncomingData
Doctrinal TaskOrganization
Brigade
Division
Battalion
Company
Platoon
Squad
• Unit type• Home base• Current location• Readiness• Resources• Capabilities• Strength• Logistic support• Combat support• Weapons• Equipment• . . . . . .
Infantry SA Domain Abstractions
Decision Requirements
• For a Given Decision, Information Needed to Make a Sound Decision
DecisionFocus
Domain Abstractions
DecisionRequirements
DomainOntology
Agents Monitor& Alert
Classify, Prioritize,Associate Incoming
Data
AssociationEngine
IncomingData
Decision Focus
• Computer Inference of Intentions from Behavior Remains “Grand Challenge”
• For DCV, Decision Maker Explicitly Specifies Current Mission Event(s),Task(s) & Decision(s)
DecisionFocus
Domain Abstractions
DecisionRequirements
DomainOntology
Agents Monitor& Alert
Classify, Prioritize,Associate Incoming
Data
AssociationEngine
IncomingData
Decision Centered Visualization
Tasks
• Destroy Barricade• Route Planning > Cross River> Cross Mine Field> Avoid Snipers
NEXT No Objects Loaded!
Mission About
Prototype Decision Focus GUI
Banja Luka, Bosnia
!!!!
Street
Road condition: GoodNearest Enemy: SnipersEnemy Equip.:Assault rifles, Sub-mach. guns
Bridge
Bridge condition: Repositioned (15-20 min delay)Nearest Enemy: SnipersEnemy Equip.: Assault rifles, Sub-mach. guns
• HumanProposesRoute• DCV Suggests & Alerts
• InformationPush/Pull
“Smart Maps”
for Infantry
SA
Thank You!
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