Hierarchical Metadata:- 8 branches at every level: maps to keypad
- Organized into hierarchy
- Category > Rest. > Style > Fast
Interaction- Num. keypad navigates metadata
- “Zooming” reinforces metaphor
- Overview in center tile gives context
- Free-form text entry when needed
| User Studies- Faster when specifics are unknown
- Increased accuracy over text entry
- Higher overall satisfaction ratings
- Animation aids understanding
Future Work- New Data-sets: personal info, web, etc
- New devices: Cell-phone, Remote control, ATM, PC Number pad, etc
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