A controller that makes trial adjustments and chooses whichever of these gives the greatest positive increment of a definied reward variable. (Adapted from G. PASK, 1962, p.65).
"Overall controllers of this kind are often called "hill climbers" or optimizers" (Ibid).
However, in a complex setting, wherein different unequal optima are separated by suboptimal zones, an iterative refinement algorithm may be needed in order to reach the true optimum.
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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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