Why are some representations (sometimes) more effective?

  title={Why are some representations (sometimes) more effective?},
  author={Jungpil Hahn and Jinwoo Kim},
Gaphical representations are used heavily in systems analysis and design without proper verification of their usability. However, different representations have varying impacts on the effectiveness of systems analysts. The objective of this study was to explore the effects of diagrammatic representations on task behavior and performance. A cognitive model of an analysis and design task using diagrams was proposed, from which hypotheses about the effects of diagrammatic representation on task… CONTINUE READING