sub-.RuleSetRST: The '[.' method for '"RuleSetRST"' objects

Description Usage Arguments Value Author(s) Examples

Description

Subsetting a set of decision rules.

Usage

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## S3 method for class 'RuleSetRST'
x[i, ...]

Arguments

x

a "RuleSetRST" object from which to extract rules(s) or in which to replace rules(s). See RI.LEM2Rules.RST.

i

integer indices specifying elements to be extracted or replaced.

...

the other parameters.

Value

A subset of rules.

Author(s)

Andrzej Janusz

Examples

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###########################################################
## Example : Subsetting a set of decision rules
###########################################################
data(RoughSetData)
hiring.data <- RoughSetData$hiring.dt

rules <- RI.LEM2Rules.RST(hiring.data)

rules

# taking a subset of rules
rules[1:3]
rules[c(TRUE,FALSE,TRUE,FALSE)]

# replacing a subset of rules
rules2 <- rules
rules2[c(2,4)] <- rules[c(1,3)]
rules2

janusza/RoughSets documentation built on May 31, 2018, 11:11 a.m.