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This overview discusses the major categories in Human-Computer Interaction (HCI), focusing on inputs and outputs. It highlights innovations such as clickless interfaces, voice and gesture recognition, handwriting, and eye tracking as alternative input methods. Outputs range from traditional screens to immersive VR environments, synthetic speech, and multi-sensory experiences. The material captures the evolution of HCI, showcasing how these technologies create more successful interactions and improve accessibility for users, including those with disabilities.
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Interfaces: Media and Devices CS5540 HCI Rich Riesenfeld Fall 2005
Major Categories • Input • Harder • Output • More successful history
Inputs - 1 • Clickless Interface Example • http://www.dontclick.it • TTY • Voice • Gesture • Haptic • Phantom devices, etc • Handwriting
Inputs - 2 • Eye tracking • Body forces • Live seat • Sides of back • Etc • Structured light • Body sensors • Animation
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?
Inputs - 4 • Read CNS signals • Muscle signals • Lie detector • Skin conductivity • Direct brain signal interface • cyberkineticsinc.com • ALS • Spinal cord injury sufferers
Outputs – 1 • Flat screen • Resolution, colors, refresh rate, … • Stereopsis Techniques • Color filters: R/G, etc • Polarized glasses • Sound • Synthetic effects • Speech
Outputs – 2 • Sound • Synthetic, unnatural sounds • Laser, “wrong,” “dive” • Realistic: • prerecorded DB • generated • Speech • Synthetic • Real, prerecorded
Outputs – 3 • VR Environments • 3D • Fantasy worlds • Overlays on realworld • Breast biopsy procedure • Assembly or Maintenance Info • HUDs in cockpit • Reduce cognitive overload
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
Outputs – 4 • Background sound • Movie score • Important • Not natural
End Interfaces: Media and Devices