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CHI
2010
ACM
15 years 11 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
CHI
2010
ACM
15 years 11 months ago
Effects of interior bezels of tiled-monitor large displays on visual search, tunnel steering, and target selection
Tiled-monitor large displays are widely used in various application domains. However, how their interior bezels affect user performance and behavior has not been fully understood....
Xiaojun Bi, Seok-Hyung Bae, Ravin Balakrishnan
CHI
2009
ACM
15 years 11 months ago
Vibrapass: secure authentication based on shared lies
Authentication in public spaces is a risky task. Frauds on cash machines (ATMs) are not uncommon nowadays. The biggest group of attacks is observation attacks, which focus on reco...
Alexander De Luca, Emanuel von Zezschwitz, Heinric...
CHI
2009
ACM
15 years 11 months ago
Time sequences
Visualisations of dynamic data change in appearance over time, reflecting changes in the underlying data, be that the development of a social network, or the addition or removal o...
Ross Shannon, Aaron J. Quigley, Paddy Nixon
ICC
2009
IEEE
182views Communications» more  ICC 2009»
15 years 11 months ago
Content Clustering Based Video Quality Prediction Model for MPEG4 Video Streaming over Wireless Networks
— The aim of this paper is quality prediction for streaming MPEG4 video sequences over wireless networks for all video content types. Video content has an impact on video quality...
Asiya Khan, Lingfen Sun, Emmanuel C. Ifeachor