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2005
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(2005): Assistance in human–machine interaction: a conceptual framework and a proposal for a taxonomy. In: Theoretical Issues in Ergonomics Science 6 (2), S. 129-155. DOI: 10.1080/1463922042000295669
DOI: https://doi.org/10.1080/1463922042000295669 Abstract: Many interactive systems offer assistance when users have difficulties in operating or using them. In spite of the overwhelming variety of assistance techniques available, it is often unclear what type of assistance is really needed and how special assistance functions should be designed. The first step towards theoretically solid design decisions is a conceptual framework and a comprehensive taxonomy of assistance. The present paper proposes to define assistance as access to machine functions and provides a taxonomy based mainly on action stages to be assisted. These stages are: (1) motivation, activation, and goal setting; (2) perception; (3) information integration, generating situation awareness; (4) decision-making, action selection; (5) action execution; and (6) processing feedback of action results. In analogy to social assistance, various types of technical assistance are assigned to the 6 action stages. Adjustment, initiative, presentation media, and input modality are also discussed as additional dimensions to classify assistance.
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