• Removing local extrema from imprecise terrains 

      Gray, Chris; Kammer, Frank; Löffler, Maarten; Silveira, Rodrigo Ignacio (2012-08)
      Article
      Accés obert
      In this paper we consider imprecise terrains, that is, triangulated terrains with a vertical error interval in the vertices. In particular, we study the problem of removing as many local extrema (minima and maxima) as ...