1. Interaction Styles: Current
Question and Answer
Form-based
Command Language
Menu
Natural Language
Direct Manipulation

2. Google: Command line interface

4. Pie menu, Marking menu

5. Shapewriter, Swype (Shumin Zhai)

8. Other ways to categorize interaction styles
Moded-ness
Conversational vs. model world
Sequential vs. multi-threaded vs. genuine concurrent
Explicit vs. implicit command
Multi-modality

9. Interaction Styles: Emerging
Virtual and augmented reality
Tangible interfaces
Ubiquitous, pervasive, handheld
Lightweight, tacit, passive, non-command, context-aware
Affective computing
Multi-modal interfaces
Reality-based interfaces
Brain-computer interaction

10. Head-mounted Display

11. Omni-directional treadmill

12. CAVE Virtual Reality

13. Tangible User Interfaces
Augment physical objects with digital meaning
“More-direct” manipulation
Examples:
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