Computing devices and applications are now used beyond the desktop, in diverse
environments, and this trend toward ubiquitous computing is accelerating. One challenge …

The Context Toolkit (Dey, Abowd, and Salber, 2001 [this special issue]) is only one of many
possible architectures for supporting context-aware applications. In this essay, we look at the …

Context is an important, yet poorly understood and poorly utilized source of information in
interactive computing. It will be of particular importance in the new millennium as users …

Capturing, defining, and modeling the essence of context are challenging, compelling, and
prominent issues for interdisciplinary research and discussion. The roots of its emergence …

Based on the assumption that the scarce resource for many people in the world today is not
information but human attention, the challenge for future human-centered computer systems …

Context-aware computing is a mobile computing paradigm in which applications can
discover and take advantage of contextual information (such as user location, time of day …

Context-aware computing is generally associated with elements of the ubiquitous computing
program, and the opportunity to distribute computation and interaction through the …

Context-enabled applications are just emerging and promise richer interaction by taking
environmental context into account. However, they are difficult to build due to their …

Context-awareness is emerging as a central issue in ubiquitous computing research.
Context-aware computing refers to the idea that computing devices can sense and react to …

This essay considers the problem of defining the context that context-aware systems should
pay attention to from a human perspective. In particular, we argue that there are human …