Force-Directed Graph Drawing References

  A Multilevel Algorithm for Force-Directed Graph Drawing. 
  Chris Walshaw
  Graph Drawing 2000

  A Fast Multi-scale Method for Drawing Large Graphs. 
  David Harel, Yehuda Koren
  Graph Drawing 2000

  FADE: Graph Drawing, Clustering, and Visual Abstraction. 
  Aaron Quigley, Peter Eades
  Graph Drawing 2000

  A Multi-dimensional Approach to Force-Directed Layouts of Large Graphs. 
  Pawel Gajer, Michael T. Goodrich, Stephen G. Kobourov:
  Graph Drawing 2000

  ACE: A Fast Multiscale Eigenvector Computation for Drawing Huge Graphs
  Yehuda Koren, Liran Carmel, David Harel
  InfoVis 2002

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