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Computer programs emerge as the outcome of complex human processes of cognition, communication and negotiation, which serve to establish the meaningful embedding of the computer system in its intended use context.

-- Floyd, 1992, p. 24

 
 

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Arja Vainio-Larsson

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Publications by Arja Vainio-Larsson (bibliography)

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1991
 
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Vainio-Larsson, Arja (1991): Training within an Interactive Multimedia Environment. In: Diaper, Dan and Hammond, Nick (eds.) Proceedings of the Sixth Conference of the British Computer Society Human Computer Interaction Specialist Group - People and Computers VI August 20-23, 1991, Heriot-Watt University, Edinburgh, UK. pp. 225-236.

In this paper, we report on a case study to evaluate the introduction, organization and planning of education utilizing new technology in order to obtain an understanding of the different needs for users and enterprises in multimedia learning environments. Two different interactive video training packages were tested in this study. Evaluation methods comprised a combination of seminars, questionnaires, video recordings and interviews. In total 125 users participated in the study. The results show that: a mouse-based interaction technique and a 'point-and-click' dialogue certainly simplify the users' interaction with a system, but they also make it easier for users to make mistakes. If implemented as a point-and-click dialogue, direct manipulation tends to become semantically overloaded confusing the users' interaction with the system. A major drawback of the system tested was its insufficient support for navigation and browsing. The mere possibility of obtaining feedback from a system and not from another person was highly appreciated by the users and positively influenced their willingness to try different parts of the system. Finally we discuss the design of a learner-driven system that provide both a teacher-directed and a learner-directed interaction.

© All rights reserved Vainio-Larsson and/or Cambridge University Press

1990
 
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Vainio-Larsson, Arja (1990): Evaluating the Usability of User Interfaces: Research in Practice. In: Diaper, Dan, Gilmore, David J., Cockton, Gilbert and Shackel, Brian (eds.) INTERACT 90 - 3rd IFIP International Conference on Human-Computer Interaction August 27-31, 1990, Cambridge, UK. pp. 323-328.

A prototype for a network operation and control system has been evaluated as part of a study on methods for evaluating usability. Interviews, direct observations, video recordings and thinking aloud techniques has been employed to collect information from users. Additionally a checklist was used as a guide for an expert assessment of the prototype. The methods were chosen on the basis of suitability for data collection in a field study. The approach generated considerable amounts of data, and several usability problems were identified. However, analysis and compilation of the data was time consuming, difficulties were also encountered in feeding back the results of the evaluation into the design process. Since evaluation is more than merely an exercise in data collection these issues must also be considered in selection of evaluation methods.

© All rights reserved Vainio-Larsson and/or North-Holland

 
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Jun 18

Computer programs emerge as the outcome of complex human processes of cognition, communication and negotiation, which serve to establish the meaningful embedding of the computer system in its intended use context.

-- Floyd, 1992, p. 24

 
 

Featured chapter

Read the fascinating history of Wearable Computing, told by its father, Steve Mann

Read Steve's chapter !

 
 

Latest books

The Social Design of Technical Systems: Building technologies for communities
by Brian Whitworth and Adnan Ahmad

 
Start reading

The Encyclopedia of Human-Computer Interaction, 2nd Ed.
by Mads Soegaard and Rikke Friis Dam

 
Start reading
 
 

Help us help you!