Chaochi Chang

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When is an interface simple? Is it when it is invisible or very obvious, even intrusive? From the time TV was created, watching TV is considered as a static activity. TV audiences have very limited choices to interact with TV, such as turning on/off, increasing/decreasing volume, and traversing among different channels. This paper suggests that TV program(More)
The vast improvement in classical methods of information access and information retrieval has resulted from the invention of keyword-based search mechanism. Keywords serve as filters for desired information when users search in structured knowledge bases or with search engines such as Yahoo! or Google. In this paper we introduce TaPuMa, a Tangible Public(More)
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