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Deconstruction of a Perceiving Brain
The visual information that enters the brain through the eyes is analyzed in distinct areas of the cerebral cortex. Some of these regions are specialized for extracting color, some are responsible for detecting the local tilt and orientation of features, some compute the distance between the viewer and the viewed object, others extract motion and so on. In our perception, we see a single, unwavering scene.
How this information that is dispersed throughout the cerebral cortex is combined into a unified percept is the 'binding problem.' It is not known how the brain solves this problem, although speculations center on the propensity of neurons to fire impulses in a synchronized manner. |
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