Why do categories affect stimulus judgment?

  title={Why do categories affect stimulus judgment?},
  author={Janellen Huttenlocher and Larry V Hedges and Jack L Vevea},
  journal={Journal of experimental psychology. General},
  volume={129 2},
The authors tested a model of category effects on stimulus judgment. The model holds that the goal of stimulus judgment is to achieve high accuracy. For this reason, people place inexactly represented stimuli in the context of prior information, captured in categories, combining inexact fine-grain stimulus values with prior (category) information. This process can be likened to a Bayesian statistical procedure designed to maximize the average accuracy of estimation. If people follow the… CONTINUE READING
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