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Interfaces: Media and Devices

Explore various input and output methods for interactive interfaces in media and device systems. Learn about clickless interfaces, handwriting input, user recognition, CNS signals, VR environments, and more.

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Interfaces: Media and Devices

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  1. Interfaces: Media and Devices CS5540 HCI Rich Riesenfeld Fall 2005

  2. Major Categories • Input • Harder • Output • More successful history

  3. Inputs - 1 • Clickless Interface Example • http://www.dontclick.it • TTY • Voice • Gesture • Haptic • Phantom devices, etc • Handwriting

  4. Inputs - 2 • Eye tracking • Body forces • Live seat • Sides of back • Etc • Structured light • Body sensors • Animation

  5. Inputs - 3 • Widgets • Buttons, sliders, menus, toggles, etc • User Recognition • Get your coffee the way you always get it! • Machine Learning • Watch and learn • Windows menus: What is on top of menu?

  6. Inputs - 4 • Read CNS signals • Muscle signals • Lie detector • Skin conductivity • Direct brain signal interface • cyberkineticsinc.com • ALS • Spinal cord injury sufferers

  7. Outputs – 1 • Flat screen • Resolution, colors, refresh rate, … • Stereopsis Techniques • Color filters: R/G, etc • Polarized glasses • Sound • Synthetic effects • Speech

  8. Outputs – 2 • Sound • Synthetic, unnatural sounds • Laser, “wrong,” “dive” • Realistic: • prerecorded DB • generated • Speech • Synthetic • Real, prerecorded

  9. Outputs – 3 • VR Environments • 3D • Fantasy worlds • Overlays on realworld • Breast biopsy procedure • Assembly or Maintenance Info • HUDs in cockpit • Reduce cognitive overload

  10. Outputs – 3 • VR Environments • Smell • Vibrations • Newtonian Physics: ON • Exploit the known, natural experience • Highly predictable • Concise • Provide normal physics of environment • Inertia • Collisions (no penetrations) • Gravity • Friction • Noise

  11. Outputs – 4 • Background sound • Movie score • Important • Not natural

  12. End Interfaces: Media and Devices

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