proseminar: anwendungen für augmented reality application in teaching: the luminous room xinxing...
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![Page 1: Proseminar: Anwendungen für Augmented Reality Application in Teaching: The Luminous Room Xinxing Feng July.05.2005](https://reader035.vdocuments.site/reader035/viewer/2022062619/55156ac1550346486b8b4cb8/html5/thumbnails/1.jpg)
Proseminar: Anwendungen für Augmented Reality
Application in Teaching: The Luminous Room
Xinxing Feng
July.05.2005
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05.July.2005 Proseminar AR: The Luminous Room 2
Outline Introduction Example Applications
Illuminating Light Distributed Illuminating Light Urp(with Seep)
Getting Pixels in and out Display Capture I/O Bulb
Luminous Room Vision Techniques Seeing Spots Software Support: glimpser Toolkits: voodoo and dee-voodoo
Conclusion
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05.July.2005 Proseminar AR: The Luminous Room 3
Introduction The Luminous Room
was built by
Tangible Media Group of
the MIT Media Laboratory I/O Bulb
two-way information: a projector a video camera
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05.July.2005 Proseminar AR: The Luminous Room 4
Outline Introduction Example Applications
Illuminating Light Distributed Illuminating Light Urp(with Seep)
Getting Pixels in and out Display Capture I/O Bulb
Luminous Room Vision Techniques Seeing Spots Software Support: glimpser Toolkits: voodoo and dee-voodoo
Conclusion
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05.July.2005 Proseminar AR: The Luminous Room 5
1. Illuminating Light Designed as a effective tool for optical engineers
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05.July.2005 Proseminar AR: The Luminous Room 6
1. Illuminating Light (cont.) Holography
hologram-recording layout simulation physical optics &
digital light beams
Video
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05.July.2005 Proseminar AR: The Luminous Room 7
2. Distributed Illuminating Light Distribution scheme The toolkit dee-voodoo Two modes of distributed
operation Each workspace is a
“window” onto a continuous optics workbench.
“I-see-what-you-see”.All workspaces are instances of the same underlying space.
Video
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05.July.2005 Proseminar AR: The Luminous Room 8
3. Urp A system for urban planning (Stadtplanung)
shadows of buildings sunlight reflection from the glassface of the buildings
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05.July.2005 Proseminar AR: The Luminous Room 9
3. Urp (cont.) Measurement Wind simulation based on Seep
The direction and length of those segments correspond to instant direction and intensity of the wind at the position.
Video
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05.July.2005 Proseminar AR: The Luminous Room 10
Outline Introduction Example Applications
Illuminating Light Distributed Illuminating Light Urp(with Seep)
Getting Pixels in and out Display Capture I/O Bulb
Luminous Room Vision Techniques Seeing Spots Software Support: glimpser Toolkits: voodoo and dee-voodoo
Conclusion
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05.July.2005 Proseminar AR: The Luminous Room 11
Display & Capture Three basic ways to enable display at an
architectural surface: hoary CRT, flat-panel display projection E-ink
Basic schemes for capture and spatial tracking: tethered tagging scheme electronic non-contact tagless scheme optical non-contact tagless scheme electronic non-contact tagging scheme
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05.July.2005 Proseminar AR: The Luminous Room 12
I/O Bulb Scheme: camera-in and projector-out
I/O Bulb Prototype
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05.July.2005 Proseminar AR: The Luminous Room 13
I/O Bulb (cont.) Different size of I/O Bulbs:
large scale small scale medium scale
Ceiling-mounted gimbal (Kardanring) Desk lamp system
Fixed conference
table system
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05.July.2005 Proseminar AR: The Luminous Room 14
Outline Introduction Example Applications
Illuminating Light Distributed Illuminating Light Urp(with Seep)
Getting Pixels in and out Display Capture I/O Bulb
Luminous Room Vision Techniques Seeing Spots Software Support: glimpser Toolkits: voodoo and dee-voodoo
Conclusion
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05.July.2005 Proseminar AR: The Luminous Room 15
See Spots Object-independent tagging scheme Reliable isolation from unpredictable
background. Dots self-luminous? LEDs? Maxim: objects used by Luminous Room
applications should be passive. Retroreflective dots: 3M ScotchLite
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05.July.2005 Proseminar AR: The Luminous Room 16
Outline Introduction Example Applications
Illuminating Light Distributed Illuminating Light Urp(with Seep)
Getting Pixels in and out Display Capture I/O Bulb
Luminous Room Vision Techniques Seeing Spots Software Support: glimpser Toolkits: voodoo and dee-voodoo
Conclusion
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05.July.2005 Proseminar AR: The Luminous Room 17
Software Support: glimpser
low-level vision technique: identifies colored dots in its input finder: locate a specific-sized region of some particular color.
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05.July.2005 Proseminar AR: The Luminous Room 18
Geometric parsing toolkit: voodoo voodoo analyzes each unorganized per-frame collection of
color dots into a list of unique patterns. Two parameters:1. the distance between each pair of dots
2. the angle through each triplet, along with the dots’ color sequence
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05.July.2005 Proseminar AR: The Luminous Room 19
Toolkit: dee-voodoo
I/OBulb A
I/OBulb B
dee-voodoo dee-voodoo-------TCP/IP--------
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05.July.2005 Proseminar AR: The Luminous Room 20
Conclusion the Luminous Room
Getting Pixels in and out: Display & Capture, I/O Bulb Luminous Room Vision Techniques : color-dot patterns Software Support: glimpser, toolkits: voodoo and dee-voodoo Example Applications: Illuminating Light, Distributed Illuminating
Light, Urp
future improvements Increasing the resolution of the I/O Bulb Minimizing the ambiguity of the real and virtual objects Extension to 3D
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05.July.2005 Proseminar AR: The Luminous Room 21
http://tangible.media.mit.edu/projects/iobrush/
Bonus Video