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» Formalising Performative Interaction
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CHI
2007
ACM
16 years 7 months ago
Effects of presenting geographic context on tracking activity between cameras
A common video surveillance task is to keep track of people moving around the space being monitored. It is often difficult to track activity between cameras because locations such...
Andreas Girgensohn, Frank M. Shipman III, Thea Tur...
CHI
2006
ACM
16 years 7 months ago
Attention funnel: omnidirectional 3D cursor for mobile augmented reality platforms
The attention funnel is a general purpose AR interface technique that interactively guides the attention of a user to any object, person, or place in space. The technique utilizes...
Frank Biocca, Arthur Tang, Charles B. Owen, Fan Xi...
CHI
2005
ACM
16 years 7 months ago
Towards an index of opportunity: understanding changes in mental workload during task execution
To contribute to systems that reason about human attention, our work empirically demonstrates how a user's mental workload changes during task execution. We conducted a study...
Shamsi T. Iqbal, Piotr D. Adamczyk, Xianjun Sam Zh...
CHI
2005
ACM
16 years 7 months ago
Attention-based design of augmented reality interfaces
The objects and surfaces of a task-based environment can be layered with digital interfaces to make them easier and safer to use. Once information can be projected anywhere in the...
Leonardo Bonanni, Chia-Hsun Lee, Ted Selker
CHI
2004
ACM
16 years 7 months ago
Measuring presence in virtual environments
The effectiveness of virtual environments (VEs) has often been linked to the sense of presence reported by users of those VEs. (Presence is defined as the subjective experience of...
Rod McCall, Shaleph O'Neill, Fiona Carroll