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Audio data is rarely used on desktop computers today, although audio is otherwise widely used for communication tasks. This paper describes early work aimed at creating computer tools that support the ways users may want to work with audio data. User needs for the system were determined by intervieweing people already working with audio data, using existing(More)
Turvy is a simulated prototype of an instructible agent. The user teaches it by demonstrating actions and pointing at or talking about relevant data. We formalized our assumptions about what could be implemented, then used the Wizard of Oz to flesh out a design and observe users' reactions as they taught several editing tasks. We found: a) all users invent(More)
Icons are used increasingly in interfaces because they are compact " universal " pictographic representations of computer functionality and processing. Animated icons can bring to life symbols representing complete applications or functions within an application, thereby clarifying their meaning, demonstrating their capabilities, and even explaining their(More)
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