Research any topic before you write.

Find related topics. | Discover entities. | See connections. | Build a topical map.

Sparse distributed memory

Sparse distributed memory (SDM) is a mathematical model of human long-term memory introduced by Pentti Kanerva in 1988 while he was at NASA Ames Research Center.

Applications & Products

Use the mouse wheel or two fingers (on touchscreens) to zoom in and out of the map.

Research this topic

Explore the main themes, entities and connections around Sparse distributed memory. Start with the topic map, then use the sections below for research and deeper semantic analysis.

Explore this topic

Start with a few of the strongest sections from the source topic. These are research directions, not a list of keywords you must use.

Topics to explore

Browse the full topic structure. Each item opens a new analysis centered on that subject.

Overview

General principle

Definition

Probabilistic interpretation

Biological plausibility

Applications

Extensions

Related patents

Implementation

Advanced semantic analysis

Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.

Map overview Semantic statistics

Sparse distributed memory

Nodes128
Edges127
Triples89
Avg. degree1.98
Density0.015625
Components1

How this topic connects Entity context

See the strongest relationship patterns around the current topic before diving into the raw triples.

Sparse distributed memory

Top relations

related to Extensions · 38
Sparse distributed memory → All, Although, Ashraf Anwar, Constructing SDM, Despite, Distributing, Handling Small Cues, Human Brain Project, In, Instead, Integer SDM, It, Kanerva's SDM, Manchester, Many, Memphis, N-of-M, Neuromorphic Computing Platform, Non-random, Reads/Writes
related to Artificial general intelligence · 11
Sparse distributed memory → CMatie, Hierarchical, It, LIDA, Mathematical Sciences Department, Memphis, SDM, Stan Franklin, The, Transient, University
related to "Realizing forgetting" · 10
Sparse distributed memory → At, D'Mello, It, Memphis, Sidney, Stan Franklin, The, Two, Uma Ramamurthy, University
related to Genetic sparse distributed memory · 10
Sparse distributed memory → Ashraf Anwar, Dipankar Dasgupta, Genetic, Genetic Algorithms, Genetic Programming, It, Memphis, SDM, Stan Franklin, The University
related to Definition · 8
Sparse distributed memory → An, As, Every, Human, SDM, Sparse, The, Therefore
related to Related patents · 7
Sparse distributed memory → B2, Furber, Method, Stephen, Texas Instruments, Universities Space Research Association, US
related to Critical distance · 3
Sparse distributed memory → Kanerva, Kanerva's, The
is a · 1
Sparse distributed memory → mathematical representation of human memory

Important terminology Word statistics

Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.

Important terminology

memory sdm address neuron displaystyle data space sparse distributed input locations location pattern points number distance threshold point binary stored

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Sparse distributed memoryis amathematical representation of human memory0.90text
trees.Constructing SDM from Spiking Neuronsinstance ofas well as of other data structures0.80text
Sparse distributed memoryrelated to "Realizing forgetting"At0.60section
Sparse distributed memoryrelated to "Realizing forgetting"University0.60section
Sparse distributed memoryrelated to "Realizing forgetting"Memphis0.60section
Sparse distributed memoryrelated to "Realizing forgetting"Uma Ramamurthy0.60section
Sparse distributed memoryrelated to "Realizing forgetting"Sidney0.60section
Sparse distributed memoryrelated to "Realizing forgetting"D'Mello0.60section
Sparse distributed memoryrelated to "Realizing forgetting"Stan Franklin0.60section
Sparse distributed memoryrelated to "Realizing forgetting"It0.60section
Sparse distributed memoryrelated to "Realizing forgetting"The0.60section
Sparse distributed memoryrelated to "Realizing forgetting"Two0.60section

Related concept clusters Concept neighborhoods

These clusters group vocabulary that occurs around closely connected concepts in the source material.

    Connections between topic areas Semantic bridges

    Bridges can reveal useful research angles that are easy to miss in a flat list of related terms.

    Min side: 3
    For writers, content strategists, SEOs, marketers and creators — from quick topic research to advanced semantic analysis.