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Ramesh Raskar. Camera Culture. MIT Media Lab. http://raskar.info. Camera Culture. Ramesh Raskar. Bokode. Defocus blur of Bokode. Coding in Angle. Mohan, Woo, Smithwick, Hiura, Raskar [Siggraph 2009]. multi-user interaction. Bokode: Micro-commerce via Camera Phones. Consumer. - PowerPoint PPT Presentation
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Raskar, Camera Culture, MIT Media Lab
Camera Culture
Ramesh Raskar
Camera CultureMIT Media Lab
Ramesh Raskar
http://raskar.info
MIT Media Lab Camera Culture
Bokode
MIT Media Lab Camera Culture
Defocus blur of Bokode
MIT Media Lab Camera Culture
Coding in Angle
Mohan, Woo, Smithwick, Hiura, Raskar [Siggraph 2009]
MIT media lab camera culture
multi-user interaction
MIT media lab camera culture
CameraBokode
CameraBokode
Shop keeper’s ‘base’ station
Consumer
Bokode: Micro-commerce via Camera Phones
Beyond Multi-touch: Mobile
Laptops
Mobile
Converting LCD Screen = large Camera for 3D Interactive HCI and Video Conferencing
Matthew Hirsch, Henry HoltzmanDoug Lanman, Ramesh Raskar
Siggraph Asia 2009
BiDi Screen
Design Vision
Object Collocated Captureand Display
Bare Sensor
Spa
tial L
ight
Mod
ulat
or
Touch + Hover using Depth Sensing LCD Sensor
Overview: Sensing Depth from Array of Virtual Cameras in
LCD
Can you ‘see’ around a corner ?
• Depth– Geometry– Surface Orientation– Occlusion
• Material– Spectrum
Femto-Photography
FemtoFlash
UltraFast Detector
Computational OpticsSerious Sync
Can you look around a corner ?
Kirmani, Hutchinson, Davis, Raskar 2009ICCV’2009, Oct 2009 in Kyoto
Femtosecond Laser as Light SourcePico-second detector array as
Camera
T3 dH
=
-1
O3Third bounce Time of arrival onsets
Relate time onsets to scene distances using the Second Order Distance transform T3
+
Distance Transform Hidden inter-patch distances
Distance Uncertainty
Depth Pixel
Camera Culture group• Keywords
– Computational imaging, Signal processing, Applied optics, Computer graphics and vision, Hardware electronics, Displays, Art, Online photo collections, Visual social computing
• Classes
– Fall: MAS531Computational Camera and Photography
– Spring: MAS 966 Seminar on Future of Imaging
– Spring: MAS 963 Camera Ventures
• Members:
– Students (Ahmed Kirmani, Jaewon Kim, Rohit Pandharkar, Roarke Horstmeyer, Kevin Chiu)
– Post-doc (Ankit Mohan)
– New RA, post-doc, MEng slot open
• How to get involved
– Weekly meetings Wedn at 5pm in #368
– Mailing list: camera-curios, camera-list@mediahttp://cameraculture.info
Raskar, Camera Culture, MIT Media Lab
Camera Culture
Ramesh Raskar
Camera CultureMIT Media Lab
Ramesh Raskar
http://raskar.info