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A framework for fuzzy rule-based cognitive maps
Book chapter   Peer reviewed

A framework for fuzzy rule-based cognitive maps

M.S. Khan and S.W. Khor
PRICAI 2004: Trends in Artificial Intelligence. Volume 3157 Lecture Notes in Computer Science, Vol.3157, pp.454-463
Springer
2004
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Abstract

Fuzzy Cognitive Maps (FCM), as defined originally, are limited in their capacity to model real-world scenarios, due to the rather simple representation of causal relationships between interrelated concepts. They can model a world that has only monotonic cause-effect relationships. Unlike this traditional FCM, which uses a linear function to represent the strength of relationship between two concepts, and a non-linear transfer function, to update the value of a concept during simulation, the FCM proposed by us uses fuzzy rules based on membership functions, and an aggregation operator respectively to serve these two purposes. This allows representation of non-monotonic causality, which is typical of many scenarios.

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