Using schematic scenarios to understand user needs
Using schematic scenarios to understand user needs
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使用示意性场景来了解用户需求
DOI:
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发表时间:
1995
期刊:
影响因子:
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通讯作者:
C. Potts
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文献类型:
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作者:
C. Potts
Scenan’os are narrative descriptions of interactions between users and proposed Tstems. The concreteness qf scenan’os helps users and designers develop a shared understanding of the proposed .ystem ‘s jiinctionali~; but concreteness leads to a potentially unbounded number of scenan’os for a system. To help designers develop a limited set of salient scenarios, we propose a schema similar to story schemata. Like ston’es. scenarios have protagonists with goals. they start with background information already in place, and thqv have a point that makes them interesting or tests the rerrder’s understanding. The scenario schema provides a structuml fmmework for den’ving scenan’os with slots for such teleological information. Scenarios are derived from a description of the vstem’s and the user’s goals, and the potential obstacles that block those goals. In this paper, we describe the scenario schema and a method for deriving a set of’ salient scenarios. We illustrate how these scenarios can be used in the analysis of user needs for a multi-user oflee application.