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BCSHCI
2008
13 years 6 months ago
Heterogeneity in the usability evaluation process
Current prediction models for usability evaluations are based on stochastic distributions derived from series of Bernoulli processes. The underlying assumption of these models is ...
Martin Schmettow
CHI
2008
ACM
13 years 6 months ago
Introducing item response theory for measuring usability inspection processes
Usability evaluation methods have a long history of research. Latest contributions significantly raised the validity of method evaluation studies. But there is still a measurement...
Martin Schmettow, Wolfgang Vietze
ICMCS
1999
IEEE
127views Multimedia» more  ICMCS 1999»
13 years 8 months ago
Usability Evaluation of a Spoken Data-Entry Interface
This work presents a usability evaluation performed during the field-test of a speech based data-entry system. The application domain is the data-entry of personnel absence record...
Marcello Federico
NORDICHI
2006
ACM
13 years 10 months ago
Modified contextual design as a field evaluation method
Downstream utility is a critical success factor for usability evaluation methods, in terms of the extent to which they can deliver value. In this paper we argue that field methods...
Sharon McDonald, Kelly Monahan, Gilbert Cockton
ACMDIS
2006
ACM
13 years 10 months ago
What do usability evaluators do in practice?: an explorative study of think-aloud testing
Think-aloud testing is a widely employed usability evaluation method, yet its use in practice is rarely studied. We report an explorative study of 14 think-aloud sessions, the aud...
Mie Nørgaard, Kasper Hornbæk
ICSE
2007
IEEE-ACM
14 years 4 months ago
The Factory Pattern in API Design: A Usability Evaluation
Brian Ellis, Jeffrey Stylos, Brad A. Myers
CHI
2007
ACM
14 years 5 months ago
Dealing with key challenges in international usability and user research
In this SIG, we will present scenarios that exemplify many of the key challenges of doing user research and usability evaluation internationally. We will use these to stimulate di...
David A. Siegel, Susan M. Dray, Rolf Molich
CHI
2008
ACM
14 years 5 months ago
Usability evaluation considered harmful (some of the time)
Current practice in Human Computer Interaction as encouraged by educational institutes, academic review processes, and institutions with usability groups advocate usability evalua...
Saul Greenberg, William Buxton

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Aydin OztoprakStudent, PhD
Middle East Technical University
Aydin Oztoprak
I am currently working as a PhD student and a researcher at Middle East Technical University (ankara/Turkey). In 2008 I was a Fulbright scholar at MIT. My research focuses on the u...