CS262: Computer Vision (and Human-Computer Interaction) John - - PowerPoint PPT Presentation

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CS262: Computer Vision (and Human-Computer Interaction) John - - PowerPoint PPT Presentation

Oct 12, 2023 262 likes •371 views

CS262: Computer Vision (and Human-Computer Interaction) John Magee 1 Computer Vision How are Computer Graphics and Computer Vision Related? Computer graphics in general Description of scene Visual representation (Image) Computer Vision

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John Magee CS262: Computer Vision (and Human-Computer Interaction)

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Computer Vision

Computer graphics in general Description of scene  Visual representation (Image) Computer Vision in general: Image(s)  Some description of the scene How are Computer Graphics and Computer Vision Related? Example - Input: Image Output: Face locations

Fujifilm camera demo

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Computer Vision

Many Subfields

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Human-Computer Interaction

We’re all used to mouse and keyboard… But you could use a camera to track motion… Camera Mouse

http://www.cameramouse.org/ (Free Download)

Articles and Videos:

http://www.bu.edu/today/2009/the-seeing-eye-mouse/ http://www.bu.edu/today/2011/big-meaning-in-the- smallest-movements/

A user with severe paralysis using the Camera Mouse

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Google Similar Images

http://www.youtube.com/watch?v= 6fD2t4d2Ln4

http://similar-images.googlelabs.com/

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Bat Tracking

http://www.cs.bu.edu/faculty/betke/research/bats/

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Computer Vision in Games

 Playstation Eye

– http://en.wikipedia.org/wiki/PlayStation_Eye – http://www.youtube.com/watch?v= bgLN7uOj8Jg

 Xbox Kinect

– http://www.youtube.com/watch?v= oACt9R9z37U – http://www.youtube.com/watch?v= GH_gDreIdcM&feature= related

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Computer Vision Successes

Machine Vision Inspection, e.g. Omron or Cognex, (Natick, MA)

Optical Character Recognition

Assembly line robots: ABB or RobotWorx

ViiSAGE Face Recognition

Picture Archiving and Communication Systems (PACS) for Hospitals: Merge Healthcare Inc (bought Boston-based Amicas in 2010) and their PACS system.

Microscopy, e.g., for embryology or human semen analysis, Proiser

Intelligent vehicles: MobileEye Lane Departure, http://www.gavrila.net/

Search by Image: Google, Boston University's Image Rover

Search by Video Google

Assistive Technologies: Camera Mouse

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Entertainment & Gaming:

Controlling a humanoid robot with Microsoft Kinect: http://www.youtube.com/watch?v= w8BmgtMKFbY

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