Reexamining the Psychophysical Evidence for the Two Visual Streams.

The perception/action model posits distinct streams of visual processing for perception and online motor guidance. This model is apparently supported by experiments showing that visual illusions affect action tasks less than perception. In recent years, however, critics have argued against both the...

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Detalles Bibliográficos
Publicado en:Philosophy of Science Vol. 92; no. 2; pp. 304 - 324
Autor principal: Henke, Benjamin
Formato: Artículo
Publicado: Cambridge University Press Apr2025
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Acceso en línea:Ver este registro en EBSCOhost
Descripción
Sumario:The perception/action model posits distinct streams of visual processing for perception and online motor guidance. This model is apparently supported by experiments showing that visual illusions affect action tasks less than perception. In recent years, however, critics have argued against both the validity of these experiments and their support (irrespective of their validity) for the perception/action model. In this article, I reexamine this psychophysical evidence. I argue that it strongly supports the existence of distinct representations for "perception" and "action" but only moderately supports the existence of distinct systems generating those representations.