On the Usability of Lombardi Graph Drawings

  title={On the Usability of Lombardi Graph Drawings},
  author={Helen C. Purchase and John Hamer and Martin N{\"o}llenburg and Stephen G. Kobourov},
  booktitle={Graph Drawing},
A recent line of work in graph drawing studies Lombardi drawings, i.e., drawings with circular-arc edges and perfect angular resolution at vertices. Little is known about the effects of curved edges versus straight edges in typical graph reading tasks. In this paper we present the first user evaluation that empirically measures the readability of three different layout algorithms (traditional spring embedder and two recent near-Lombardi force-based algorithms) for three different tasks… CONTINUE READING
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