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Journal ArticleDOI

Non-holographic associative memory

David Willshaw, +2 more
- 01 Jan 1988 - 
- Vol. 222, Iss: 5197, pp 151-156
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TLDR
The features of a hologram that commend it as a model of associative memory can be improved on by other devices.
Abstract
The features of a hologram that commend it as a model of associative memory can be improved on by other devices.

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Citations
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Journal ArticleDOI

Increasing Capacity of Association Memory by Means of Synaptic Clustering

TL;DR: A minimalistic neuron model with clustered synapses is presented and it is argued that such beneficial computational properties is realized in biological neural networks through synaptic clustering and sustaining sparse activity in memory-related areas.
Proceedings ArticleDOI

Stochastic Hebbian learning with binary synapses

TL;DR: This paper explores a variant of Hebbian learning in which binary synapses are updated stochastically rather than deterministically, and it is shown that given a set of input-output pattern pairs, the expected value of a particular synapse is the same for both learning rules.
Journal ArticleDOI

The functional meaning of reverberations for sensoric and contextual encoding

TL;DR: It is argued that the local neuronal spike rate that persists (reverberating) in the absence of the eliciting stimulus represents the code of the elicit stimulus.
Journal ArticleDOI

Local or transcortical assemblies? Some evidence from cognitive neuroscience

TL;DR: Evidence from cognitive neuroscience and neuropsychology supporting the assumption that cell assemblies are transcortical is reviewed, and Amit defines cell assemblies as local cortical neuron populations with strong internal connections.

A representation of representation applied to a discussion of variable binding

TL;DR: A formalism for denoting representations of states or state sequences in neural network models is introduced and an apparently novel hybrid of phasic and tensor-product representations which retains the desirable properties of each is presented.
References
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Journal ArticleDOI

Theory of Optical Information Storage in Solids

TL;DR: The theory of three-dimensional optical storage lends support to Beurle’s proposed mechanism of information storage in the brain, and makes three- dimensional storage very suitable for associative memories.
Journal ArticleDOI

The neurophysiology of remembering.

Journal ArticleDOI

Holographic Model of Temporal Recall

TL;DR: It is shown that there is at least one other mathematical model, which is considered to be a closer analogue of holography, because it operates with triple products of the temporal function to be recognized or recalled.
Journal ArticleDOI

Improved holographic model of temporal recall.

TL;DR: The modified static system described here is an alternative to Longuet-Higgins' model and takes account of the weaknesses of the nervous system as well as of its powers to imitate human memory with models.
Journal ArticleDOI

The Classification of Modifiable Synapses and Their Use In Models For Conditioning

TL;DR: It is argued that if the conditioning and memory mechanisms of the nervous system store information by means of modifiable synapses, some of these must be of class B or C, and if the models are to be given the property of extinction, classical conditioning requires modifiablesynapses of classes A and B or of class C.