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Motion Capture - PowerPoint PPT Presentation


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Motion Capture. Emilio Cantu , Jin He , Gerard Louis, Brian Orchosky, Chelsey Salberg. Challenges and New Techniques. Expense Hardware Software More Sensing Methods. Expense. Very expensive Vicon Complete Vicon MX40 Motion Capture System - $220,000. Hardware and software. Hardware

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motion capture

Motion Capture

Emilio Cantu, Jin He, Gerard Louis, Brian Orchosky, Chelsey Salberg

challenges and new techniques
Challenges and New Techniques
  • Expense
  • Hardware
  • Software
  • More Sensing Methods
expense
Expense
  • Very expensive
  • Vicon
  • Complete Vicon MX40 Motion Capture System - $220,000
hardware and software
Hardware and software
  • Hardware
    • Real time
    • High frame rate
    • High bandwidth
  • Software
    • Image processing algorithms
    • Extract the target image from its background
new methods
New Methods
  • IR Camera Based
    • Leap Motion
  • Electrical signal based
    • MYO
  • Wifi Based
    • WiSee
    • Wivi
leap motion
Leap Motion
  • Human computer interaction
  • Hand and finger motion
  • Smaller observation

area and higher resolution

  • 2 IR cameras and 3 IR LEDs
  • Provide SDK, C++
  • App store - new
  • https://www.leapmotion.com/
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MYO
  • Wristband
  • Electrical activity in muscles.
  • https://www.youtube.com/watch?v=oWu9TFJjHaM
  • Wirelessly control computer.
  • Interact with digital world.
wifi based methods
Wifi Based Methods
  • Wisee
    • From Univ of Washington
    • Published in MobiCom13
    • http://wisee.cs.washington.edu/
    • Classify a set of 9 gestures
    • Achieve 94% accuracy.
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Wifi Based Methods
  • Wivi
    • From MIT
    • Published in SIGCOMM13
    • Motion Capture Behind Walls
    • http://people.csail.mit.edu/fadel/wivi/
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Advanced Computer Center for Arts and Designs

what is need for motion capture
What is need for Motion Capture
  • Need 8 cameras for performances
  • Need 3 for props
  • Must avoid occlusion
  • Input from cameras into giganet that sends data to computer software processed input
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  • Uses 12 Vicon cameras

X 12

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Motion Capture Studio