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image/svg+xml Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao Closed Access logo, derived from PLoS Open Access logo. This version with transparent background. http://commons.wikimedia.org/wiki/File:Closed_Access_logo_transparent.svg Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao Kybernetikarrow_drop_down
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Kybernetik
Article . 1974 . Peer-reviewed
License: Springer TDM
Data sources: Crossref
image/svg+xml Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao Closed Access logo, derived from PLoS Open Access logo. This version with transparent background. http://commons.wikimedia.org/wiki/File:Closed_Access_logo_transparent.svg Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao
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Data sources: zbMATH Open
Kybernetik
Article . 1975
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A model of a neural network with recurrent inhibition

Authors: Wigström, Holger;

A model of a neural network with recurrent inhibition

Abstract

A model of a neural network with recurrent inhibition has been studied. The model is intended as a possible description of the cerebral cortex, although this interpretation is not necessary. Using the corresponding neuroanatomical concepts, it can be described in the following way. The network consists of pyramidal cells and stellate cells. These are assumed to be of excitatory and inhibitory type, respectively. The input consists of excitatory signals and so-called unspecified signals. Both types of input are connected to the pyramidal cells. The output of the model is similarly formed by the output of these cells. However, the pyramidal cell output is also connected to the stellate cells. These are in their turn connected to the pyramidal cells, thus completing a closed circuit. All connections between cells are of random character. It is assumed that synapses can be facilitated as a result of simultaneous presynaptic and postsynaptic activity. This gives the model a capability of associative learning. The model's ability to retrieve information is investigated by studying the output in the absence of unspecified signals. It is shown that, under suitable conditions, the output pattern will become composed of just one major component even if the excitatory input pattern is a mixture of several patterns that were present during learning. This major component is a part of the specific output pattern that during learning became associated with the input pattern corresponding to the largest component of the pattern mixture. This behavior is obtained through a dynamic process in which the pattern separation properties of the feedback link play an important role. The model's operation can be viewed as pattern recognition and this aspect as well as some physiological and psychological interpretations are discussed.

Related Organizations
Keywords

Cerebral Cortex, Neurons, Models, Neurological, Synapses, Information Theory, Neural Conduction, Neural Inhibition, General biology and biomathematics, Mathematics, Pattern Recognition, Automated

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selected citations
These citations are derived from selected sources.
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
15
Top 10%
Top 10%
Average
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