Motion misperception caused by feedback connections: A neural model simulating the Fröhlich effect.

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Bibliographic Details
Title: Motion misperception caused by feedback connections: A neural model simulating the Fröhlich effect.
Authors: Carbone, Elena, Pomplun, Marc
Source: Psychological Research. Nov2007, Vol. 71 Issue 6, p709-715. 7p. 1 Diagram, 3 Graphs.
Subjects: Stimulus intensity, Sensory perception, Extrapolation, Neural receptors, Illusion (Philosophy)
Abstract: When asked to indicate the starting position of a fast moving stimulus, observers do not indicate the actual starting position but a later position on the motion trajectory. This perceptual illusion is known as the “Fröhlich effect”. We present a neural model aimed at simulating this phenomenon based on feedforward and feedback connections. The basic simulation mechanisms seem to be compatible with the attentional and the motion extrapolation account. A comparison between simulated and empirical results showed that the model is capable of generating the same main effects as those found in the empirical data. [ABSTRACT FROM AUTHOR]
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Database: Psychology and Behavioral Sciences Collection
Description
Abstract:When asked to indicate the starting position of a fast moving stimulus, observers do not indicate the actual starting position but a later position on the motion trajectory. This perceptual illusion is known as the “Fröhlich effect”. We present a neural model aimed at simulating this phenomenon based on feedforward and feedback connections. The basic simulation mechanisms seem to be compatible with the attentional and the motion extrapolation account. A comparison between simulated and empirical results showed that the model is capable of generating the same main effects as those found in the empirical data. [ABSTRACT FROM AUTHOR]
ISSN:03400727
DOI:10.1007/s00426-006-0060-8