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Evolution and gradualness

R Rada

    Bio Systems
    |January 1, 1981
    PubMed
    Summary
    This summary is machine-generated.

    Evolutionary systems possess gradualness, where small changes yield small fitness shifts. Current computer programs lack meaningful evolutionary behavior by these new standards.

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    Area of Science:

    • Evolutionary Systems
    • Computational Biology
    • Theoretical Computer Science

    Background:

    • Evolutionary systems are defined by reproduction with mutation and survival of the fittest.
    • The concept of gradualness in evolutionary systems is explored.
    • Existing frameworks for evolutionary systems are examined.

    Purpose of the Study:

    • To propose and define a third fundamental property of evolutionary systems: gradualness.
    • To formalize a framework for designing and evaluating evolutionary systems.
    • To establish criteria for identifying meaningful evolutionary behavior in artificial systems.

    Main Methods:

    • Formalization of a framework for evolutionary systems.
    • Definition of gradualness: small changes in elements lead to small changes in fitness.

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  • Establishment of criteria for evolutionary behavior based on perpetuation.

    • Main Results:

    • Gradualness is proposed as a third fundamental property of evolutionary systems.
    • A formal framework and criteria for evolutionary systems are presented.
    • No current computer programs meet the proposed standards for meaningful evolutionary behavior.

    Conclusions:

    • Gradualness is a key property for a system to be considered truly evolutionary.
    • The formalized framework provides a rigorous basis for designing evolutionary systems.
    • Current computational approaches fall short of exhibiting genuine evolutionary properties.