REINFORCEMENT 1)
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The strengthening of some characteristic in a system by repetition of a stimulus-response effect.
Reinforcement cannot occur against unfavorable selection pressure. It generally starts as a random effect, which leads to a more satisfactory situation and thus becomes favored if repeated.
Reinforcement can be automatic, as for example in natural selection resulting in the multiplication of some genes in a population after a mutation, favorable in specific conditions. It has also been considered as a basic condition of animal or human learning by behaviorists. Devoid of its purely mechanistic taint, it is not rejected by so-called cognitivists, provided it be conjugated with recognition memory. (H.L. PETRI and M. MISHKIN, 1994, p.30-37).
In learning, according to these authors: "The role of reinforcement… is not to change the probability of a given response, but to lead to the development of expectancies about how certain goals can be reached" (Ibid., p.30). Reinforcement can possibly be used as a tool by purpose seeking systems.
The concept also can be extended to recognition processes in automata and, possibly to global behavior in automata networks.
Categories
- 1) General information
- 2) Methodology or model
- 3) Epistemology, ontology and semantics
- 4) Human sciences
- 5) Discipline oriented
Publisher
Bertalanffy Center for the Study of Systems Science(2020).
To cite this page, please use the following information:
Bertalanffy Center for the Study of Systems Science (2020). Title of the entry. In Charles François (Ed.), International Encyclopedia of Systems and Cybernetics (2). Retrieved from www.systemspedia.org/[full/url]
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