Edges and Switches, Tunnels and Bridges

Abstract

Edge casing is a well-known method to improve the readability of drawings of non-planar graphs. A cased drawing orders the edges of each edge crossing and interrupts the lower edge in an appropriate neighborhood of the crossing. Certain orders will lead to a more readable drawing than others. We formulate several optimization criteria that try to capture… (More)
DOI: 10.1016/j.comgeo.2008.05.005

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