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8 - glossary, Introduction, Chapter 8 – Rockwell Automation RSLogix 5000 Fuzzy Designer User Manual

Page 149: Glossary, Chapter

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149

Publication LOGIX-UM004A-EN-P - March 2007

Chapter

8

Glossary

Introduction

In this section, you can find brief explanations on terminology used in
this document.

activation

A process by which the degree of fulfillment of a rule condition acts
on an output fuzzy set

aggregation

An operation which combines several fuzzy sets to produce a single
fuzzy set. In the context of fuzzy control, it is the method of activation
when multiple rules share the same term of a linguistic variable in the
rule conclusion.

application

A synonym for user programs

Centroid Average (CA)

A continuous defuzzification technique

client

An application that uses the services of an object

crisp set

A special case of a fuzzy set, in which the membership function
only takes two values, commonly defined as 0 and 1

defuzzification

A conversion of a fuzzy set into a numerical value

Degree Of Activation (DOA)

The degree to which the condition part of a rule is satisfied and
consequently the degree to which the terms in the rule conclusion
will be activated.