scispace - formally typeset
Journal ArticleDOI

Non-holographic associative memory

David Willshaw, +2 more
- 01 Jan 1988 - 
- Vol. 222, Iss: 5197, pp 151-156
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

A low-order model of biological neural networks

TL;DR: In this article, a biologically plausible low-order model (LOM) of biological neural networks is proposed, which is a recurrent hierarchical network of models of dendritic nodes and trees; spiking and nonspiking neurons; unsupervised, supervised covariance and accumulative learning mechanisms; feedback connections; and a scheme for maximal generalization.
Journal ArticleDOI

Reinforcement learning in a bio-connectionist model based in the thalamo-cortical neural circuit

TL;DR: In this paper, a reinforcement learning program is supported by a bio-connectionism, which links the thalamo-cortical mechanism reproduced with animal perception, and the agent is assigned to a character that must learn by trial and error from its own experience upon recognition of aversive and appetitive patterns.
Dissertation

A Scalable Parallel Algorithm for the Simulation of Structural Plasticity in the Brain

TL;DR: Inspired by hierarchical methods for solving n-body problems in particle physics, this dissertation presents a scalable approximation algorithm for simulating structural plasticity based on MSP and shows through experimental validation that the approximation underlying the algorithm does not adversely affect the quality of the results.

Feature learning in deep classifiers through Intermediate Neural Collapse

TL;DR: Rangamani et al. as discussed by the authors empirically study the evolution of the covariance and mean of representations across different layers and show that as they move deeper into a trained neural network, the within-class covariance decreases relative to the between-class correlation.
Journal ArticleDOI

Deductive rules in holographic reduced representation

TL;DR: An inference process based on the rules modus ponens and modus tollens is described, which exploits a simple algebraic operation of scalar product of distributed representations to measure an overlap between two structured concepts.
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.
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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.