Twentieth-Century Developments
Top-down Processing occurs when informations travel from higher levels e.g. the cortex downward to affect the upward-flowing Bottom-up Processing information.
“the brain is a probability computer; and our actions are based on predictions of a future situation.”
(p. 98) - Richard Gregory
We therefore perceive identical blobs as different objects because of our knowledge of the kinds of objects likely to be found in different types of scenes.
(p. 99)
The important point is that while the retinal image is still the starting point for perceiving the shape of the book, adding your prior beliefs reduces the number of possible shapes that could be causing that image.
(p. 103)
see also
Tags: neuroscience science
Superlink: 050 🧠Neuroscience
Quellen
The Predictive Mind I Perceiving and Acting
Erstellt: 10-05-22 16:00