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CHI
2004
ACM
14 years 10 months ago
If not now, when?: the effects of interruption at different moments within task execution
User attention is a scarce resource, and users are susceptible to interruption overload. Systems do not reason about the effects of interrupting a user during a task sequence. In ...
Piotr D. Adamczyk, Brian P. Bailey
CHI
2002
ACM
14 years 10 months ago
Evaluating the effectiveness of spatial memory in 2D and 3D physical and virtual environments
User interfaces can improve task performance by exploiting the powerful human capabilities for spatial cognition. This opportunity has been demonstrated by many prior experiments....
Andy Cockburn, Bruce J. McKenzie
IFIP
2009
Springer
14 years 4 months ago
Contextual Inquiry in Signal Boxes of a Railway Organization
A number of selected field-study techniques have been validated in a case study in the domain of railway signal boxes. The context of this work is the endeavour of a human-centred ...
Joke Van Kerckhoven, Sabine Geldof, Bart Vermeersc...
MM
2009
ACM
155views Multimedia» more  MM 2009»
14 years 4 months ago
Quality of experience in distributed interactive multimedia environments: toward a theoretical framework
The past decades have witnessed a rapid growth of Distributed Interactive Multimedia Environments (DIMEs). Despite their intensity of user-involved interaction, the existing evalu...
Wanmin Wu, Md. Ahsan Arefin, Raoul Rivas, Klara Na...
ICC
2008
IEEE
130views Communications» more  ICC 2008»
14 years 4 months ago
Managing Network Congestion with a Kohonen-Based RED Queue
— The behaviour of the TCP AIMD algorithm is known to cause queue length oscillations when congestion occurs at a router output link. Indeed, due to these queueing variations, en...
Emmanuel Lochin, Bruno Talavera