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» An On-Line Performance Visualization Technology
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CLEF
2009
Springer
13 years 8 months ago
Search Path Visualization and Session Performance Evaluation with Log Files
Our approach to the Log Analysis for Digital Societies (LADS) task of LogCLEF 2009 is to define three different levels of performance: success, failure and strong failure. To inve...
Katrin Lamm, Thomas Mandl, Ralph Koelle
CHI
2006
ACM
14 years 8 months ago
The impact of delayed visual feedback on collaborative performance
When pairs work together on a physical task, seeing a common workspace benefits their performance and transforms their use of language. Previous results have demonstrated that vis...
Darren Gergle, Robert E. Kraut, Susan R. Fussell
SIGIR
2008
ACM
13 years 7 months ago
Intuition-supporting visualization of user's performance based on explicit negative higher-order relevance
Modeling the beyond-topical aspects of relevance are currently gaining popularity in IR evaluation. For example, the discounted cumulated gain (DCG) measure implicitly models some...
Heikki Keskustalo, Kalervo Järvelin, Ari Pirk...
ICWE
2004
Springer
14 years 26 days ago
An Empirical Study of Web Quality: Measuring the Web from Wroclaw University of Technology Campus
This work presents an empirical study on Web quality measurement. We evaluate the performance and reliability of Web as perceived by the end users located at the Wroclaw University...
Leszek Borzemski, Ziemowit Nowak
ICIP
2007
IEEE
14 years 9 months ago
High Dynamic Range Image and Video Compression - Fidelity Matching Human Visual Performance
Vast majority of digital images and video material stored today can capture only a fraction of visual information visible to the human eye and does not offer sufficient quality to...
Rafal Mantiuk, Grzegorz Krawczyk, Karol Myszkowski...