findAllReductsFromCore: FIND ALL REDUCTS FROM CORE

In RoughSetKnowledgeReduction: Simplification of Decision Tables using Rough Sets

Description

It computes all the condition reduct of a Decision Table object taking as a starting point the core conditions of a Decision Table object.

Usage

findAllReductsFromCore(object)

Arguments

object

A Decision Table object

Value

It returns a list of ConditionReduct objects representing all the reducts found in the Decision Table object.

Author(s)

Alber Sanchez [e-mail]

References

Pawlak, Zdzislaw 1991 Rough Sets: Theoretical Aspects of Reasoning About Data Dordrecht: Kluwer Academic Publishing.

See Also

DecisionTable-class,findFirstConditionReduct,findSmallestReductFamilyFromCore,computeCore

Examples

exampleMatrix2 <- matrix(c(1,1,0,1,1,2,2,0,0,0,1,1,1,2,0,
0,0,0,0,0,2,1,0,0,1,2,2,2,1,1,0,0,2,2,2),ncol = 5)
dt <- new(Class="DecisionTable",decisionTable = exampleMatrix2)
listCr <- findAllReductsFromCore(dt)

Example output

RoughSetKnowledgeReduction documentation built on May 2, 2019, 4 p.m.