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» Practical issues in usability measurement
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ICDE
1994
IEEE
103views Database» more  ICDE 1994»
13 years 11 months ago
A Multi-Set Extended Relational Algebra - A Formal Approach to a Practical Issue
The relational data model is based on sets of tuples, i.e. it does not allow duplicate tuples in a relation. Many database languages and systems do require multi-set place, the hi...
Paul W. P. J. Grefen, Rolf A. de By
QUATIC
2007
IEEE
14 years 1 months ago
A Practical Model for Measuring Maintainability
—The amount of effort needed to maintain a software system is related to the technical quality of the source code of that system. The ISO 9126 model for software product quality ...
Ilja Heitlager, Tobias Kuipers, Joost Visser
CHI
2006
ACM
14 years 7 months ago
The validity of the stimulated retrospective think-aloud method as measured by eye tracking
Retrospective Think aloud (RTA) is a usability method that collects the verbalization of a user's performance after the performance is over. There has been little work done t...
Zhiwei Guan, Shirley Lee, Elisabeth Cuddihy, Judit...
CCR
2008
113views more  CCR 2008»
13 years 7 months ago
Practical issues with using network tomography for fault diagnosis
This paper investigates the practical issues in applying network tomography to monitor failures. We outline an approach for selecting paths to monitor, detecting and confirming th...
Yiyi Huang, Nick Feamster, Renata Teixeira
APCHI
2004
IEEE
13 years 10 months ago
HCI Practices and the Work of Information Architects
We interviewed 26 information architects about their work, their backgrounds and their perceptions of their roles as information architects. Our research aimed to identify and unde...
Toni Robertson, Cindy Hewlett