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Related Experiment Videos

Complexity and robustness.

J M Carlson1, John Doyle

  • 1Department of Physics, University of California, Santa Barbara, CA 93106, USA. carlson@physics.ucsb.edu

Proceedings of the National Academy of Sciences of the United States of America
|March 5, 2002
PubMed
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Highly optimized tolerance (HOT) is a new framework for understanding complexity, focusing on structured internal designs and externally robust yet fragile behaviors. This study contrasts HOT with other complexity theories using real-world and model systems.

Area of Science:

  • Complexity science
  • Systems biology
  • Engineering systems

Background:

  • Highly Optimized Tolerance (HOT) framework introduced for complexity.
  • HOT emphasizes structured internal configurations and robust-fragile external behavior.
  • These features are proposed as fundamental to complexity, not accidental.

Purpose of the Study:

  • To contrast the HOT framework with alternative perspectives on complexity.
  • To explore the implications of HOT using diverse examples.
  • To analyze complexity through the lens of self-organized criticality.

Main Methods:

  • Conceptual framework analysis (HOT).
  • Comparative study of complexity theories.
  • Application of real-world and model system examples.

Related Experiment Videos

  • Focus on self-organized criticality models.

    • Main Results:

    • HOT offers a distinct perspective on complexity's core features.
    • Internal structure and external behavior are intertwined in complex systems.
    • Self-organized criticality provides a valuable model for HOT principles.

    Conclusions:

    • The HOT framework provides a unifying view of complexity.
    • Understanding complexity requires examining both internal organization and external dynamics.
    • Further research can leverage HOT to explore diverse complex systems.