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» A Perceptual User Interface Using Mean Shift
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INFOCOM
2010
IEEE
14 years 10 months ago
Delay Analysis for Cognitive Radio Networks with Random Access: A Fluid Queue View
Abstract—We consider a cognitive radio network where multiple secondary users (SUs) contend for spectrum usage, using random access, over available primary user (PU) channels. Ou...
Shanshan Wang, Junshan Zhang, Lang Tong
IJMMS
2006
82views more  IJMMS 2006»
14 years 12 months ago
Current practice in measuring usability: Challenges to usability studies and research
How to measure usability is an important question in HCI research and user interface evaluation. We review current practice in measuring usability by categorizing and discussing u...
Kasper Hornbæk
SIGDOC
2003
ACM
15 years 5 months ago
Hands-free documentation
In this paper, we introduce an analysis of the requirements and design choices for hands-free documentation. Hands-busy tasks such as cooking or car repair may require substantial...
Karen Ward, David G. Novick
ISM
2008
IEEE
163views Multimedia» more  ISM 2008»
15 years 6 months ago
Cocktail Party on the Mobile
We present the architecture, user interface and prototype implementation of Fluid Voice, a proximity based mobile group communication system for opportunistic social exchanges. It...
Kwan Hong Lee, Andrew Lippman, Thiago Santos
CHI
2010
ACM
15 years 6 months ago
Average task times in usability tests: what to report?
The distribution of task time data in usability studies is positively skewed. Practitioners who are aware of this positive skew tend to report the sample median. Monte Carlo simul...
Jeff Sauro, James R. Lewis