A Short Ride on the Reality-Virtuality Continuum

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A Short Ride on the Reality-Virtuality Continuum

• Ehud Sharlin
• Interactions Lab, University of Calgary

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The RealityVirtuality Continuum
A Taxonomy of Mixed Reality Visual
DisplaysPaul Milgram and Fumio Kishino, 1994
Mixed Reality
RealEnvironment
VirtualEnvironment
User interfaces discrete points along the
continuum
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The MagicBookMoving Seamlessly between Reality
and Virtuality Mark Billinghurst et al., 2001
VirtualEnvironment
RealEnvironment
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A Wireless inexpensive optical tracker for the
CAVE (IEEE VR 2000)
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The Cognitive Map Probe (CMP)
...with this
Match this...
Buildings number increases steadily
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CMP virtual drivethrough
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CMP physical interaction
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CMP similarity
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Cognitive Cubes (2002)
...with this
Match this...
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Cognitive Cubes Similarity
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Drawing in Space using the 3D Tractus (2005)

• Goal physical direct drawing in 3D space
• Augmentation of the classic drawing board
• 3D tabletop interface
• Tactile support
• Physicalreference system

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3D Tractus

• Applications
• 3D sketch-based interfaces
• 3D curve input and surface modeling
• Medical imaging and analysis

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3D Tractus design
Height sensorString pot
Surface interfaceTablet or tablet PC
Modular aluminum framing components The
Industrial Erector Set
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Robots as physical interfacesSony Aibo
(ERS-7M2)
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Designing human-robot interaction using the Aibo

• Direct interaction Aibo Mind2
• Aibo Entertainment Player
• R-CODE (macro programming)
• Remote Framework (wireless)
• OPEN-R (comprehensive C)
• CMUs Tekkotsu Framework

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Iolaus a sociable robotic interface (2005)
Socially acceptable information-supporting
robotic partner
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Take a walk on the RealityVirtuality Continuum
Mixed Reality
RealEnvironment
VirtualEnvironment
Thank you.