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CHI
2002
ACM
14 years 10 months ago
Usability inspections by groups of specialists: perceived agreement in spite of disparate observations
Evaluators who examine the same system using the same usability evaluation method tend to report substantially different sets of problems. This so-called evaluator effect means th...
Morten Hertzum, Niels Ebbe Jacobsen, Rolf Molich
ACMDIS
2000
ACM
14 years 2 months ago
On the Contributions of Different Empirical Data in Usability Testing
Many sources of empirical data can be used to evaluate an interface (e.g., time to learn, time to perform benchmark tasks, number of errors on benchmark tasks, answers on question...
Maria Ebling, Bonnie E. John
CHI
2003
ACM
14 years 10 months ago
Electronic voting system usability issues
With the recent troubles in U.S. elections, there has been a nationwide push to update voting systems. Municipalities are investing heavily in electronic voting systems, many of w...
Benjamin B. Bederson, Bongshin Lee, Robert M. Sher...
CHI
2003
ACM
14 years 10 months ago
Repairing usability problems identified by the cognitive walkthrough for the web
Methods for identifying usability problems in web page designs should ideally also provide practical methods for repairing the problems found. Blackmon et al. [2] proved the usefu...
Marilyn Hughes Blackmon, Muneo Kitajima, Peter G. ...
CHI
2001
ACM
14 years 10 months ago
Reading of electronic documents: the usability of linear, fisheye, and overview+detail interfaces
Reading of electronic documents is becoming increasingly important as more information is disseminated electronically. We present an experiment that compares the usability of a li...
Erik Frøkjær, Kasper Hornbæk