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. Author manuscript; available in PMC: 2009 Sep 14.
Published in final edited form as: Psychol Rev. 2009 Jul;116(3):519–539. doi: 10.1037/a0016171

Figure 1.

Figure 1

BEM at a glance: (a) based on its perception of the stimulus, the animal emits the behavior which leads to the higher payoff; (b) but its perception is noisy; that is, (c) it follows Fechner’s law; at objective time t, the representation of time is a random variable drown from a Gaussian distribution with a mean equal to ln t and a constant standard deviation.