surface computing turning everyday surfaces into interactive intelligent interfaces co-located input...
TRANSCRIPT
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Surface Computing
Turning everyday surfaces into interactive intelligent interfaces
Co-located input and output
Mixed reality: tangible objects, natural interactions with direct manipulation
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TouchLight
an imaging touch screen with some unique capabilities
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“Lunchbox” interactive vision system
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PlayAnywhere
Short-throw projector, very wide angle lens on the camera
Lens distortion & projective transform correction for camera-projector alignment
Off-axis IR LED illuminant
Very few assumptions about the appearance of the surface
All calibration is done at the “factory”
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Flow Move
Summarize optical flow field as simultaneous translation, rotation, scaling
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Bluetooth Photo Sync
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Mini PlayAnywhere
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IR Laser Pointer Tracking
Track shaped laser pointer (hologram)
Theoretically 6 degree of freedom
Today, 4: position, depth, roll
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AirStylus
With Mike Sinclair
Activate by thumb and forefinger together
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Surface Computing Challenges
Display and Sensing
e.g. Projector + computer vision
Interactions
e.g. Two handed, multi-user
Applications
e.g. Mapping