Previous work

• David Weininger, Patent US5434796, Daylight Chemical Information Systems, Inc. 1995

  • two parameter crossover; fragments
  • some commercial success

• Robert B. Nachbar, Merck Research Laboratories, "Molecular evolution: a hierarchical representation for chemical topology and its automated manipulation," Proceedings of theThird Annual Genetic Programming Conference, University of Wisconsin, Madison, Wisconsin, 22-25 July 1998, pages 246-253, 1998

  • tree representation
  • no crossover within rings

• Astro Teller, CMU, Neural Programming, personal communication

• Acknowledgments

  • Creon Levit, NASA Ames
  • Jason Lohn, Caelum, Inc. at NASA Ames
  • Rich McClellan, UCSC
  • Subash Saini, NASA Ames
  • Meyya Meyyapan, NASA Ames

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