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#Class implementing an Association Rules Algorithm
#Implements the EARMGA_A KEEL association rules algorithm
#Author: Oliver Sanchez
EARMGA_A <- function(dat, seed=1286082570,FixedLengthofAssociationRules=2,PopulationSize=100,TotalNumberofEvaluations=50000,DifferenceBoundaryNOTUSED=0.01,ProbabilityofSelection=0.75,ProbabilityofCrossover=0.7,ProbabilityofMutation=0.1,NumberofPartitionsforNumericAttributes=4){
alg <- RKEEL::R6_EARMGA_A$new()
alg$setParameters(dat,seed,FixedLengthofAssociationRules,PopulationSize,TotalNumberofEvaluations,DifferenceBoundaryNOTUSED,ProbabilityofSelection,ProbabilityofCrossover,ProbabilityofMutation,NumberofPartitionsforNumericAttributes)
return (alg)
}
R6_EARMGA_A <- R6::R6Class("R6_EARMGA_A",
inherit = AssociationRulesAlgorithm,
public = list(
#Public properties
#pruned
#pruned = TRUE,
#confidence
#confidence = 0.25,
#instances per leaf
#instancesPerLeaf = 2,
seed=1286082570,
FixedLengthofAssociationRules=2,
PopulationSize=100,
TotalNumberofEvaluations=50000,
DifferenceBoundaryNOTUSED=0.01,
ProbabilityofSelection=0.75,
ProbabilityofCrossover=0.7,
ProbabilityofMutation=0.1,
NumberofPartitionsforNumericAttributes=4,
#Public functions
#Initialize function
setParameters = function(dat, seed=1286082570,FixedLengthofAssociationRules=2,PopulationSize=100,TotalNumberofEvaluations=50000,DifferenceBoundaryNOTUSED=0.01,ProbabilityofSelection=0.75,ProbabilityofCrossover=0.7,ProbabilityofMutation=0.1,NumberofPartitionsforNumericAttributes=4){
super$setParameters(dat)
self$seed <- seed
self$FixedLengthofAssociationRules <- FixedLengthofAssociationRules
self$PopulationSize <- PopulationSize
self$TotalNumberofEvaluations <- TotalNumberofEvaluations
self$DifferenceBoundaryNOTUSED <- DifferenceBoundaryNOTUSED
self$ProbabilityofSelection <- ProbabilityofSelection
self$ProbabilityofCrossover <- ProbabilityofCrossover
self$ProbabilityofMutation <- ProbabilityofMutation
self$NumberofPartitionsforNumericAttributes <- NumberofPartitionsforNumericAttributes
}
),
private = list(
#Private properties
#jar Filename
jarName = "EARMGA.jar",
#algorithm name
algorithmName = "EARMGA_A",
#String with algorithm name
algorithmString = "EARMGA_A",
algorithmOutputNumTxt = 1,
#Private functions
#Get the text with the parameters for the config file
getParametersText = function(){
text <- ""
text <- paste0(text, "seed = ", self$seed, "\n")
text <- paste0(text, "Fixed Length of Association Rules = ", self$FixedLengthofAssociationRules, "\n")
text <- paste0(text, "Population Size = ", self$PopulationSize, "\n")
text <- paste0(text, "Total Number of Evaluations = ", self$TotalNumberofEvaluations, "\n")
text <- paste0(text, "Difference Boundary (NOT USED) = ", self$DifferenceBoundaryNOTUSED, "\n")
text <- paste0(text, "Probability of Selection = ", self$ProbabilityofSelection, "\n")
text <- paste0(text, "Probability of Crossover = ", self$ProbabilityofCrossover, "\n")
text <- paste0(text, "Probability of Mutation = ", self$ProbabilityofMutation, "\n")
text <- paste0(text, "Number of Partitions for Numeric Attributes = ", self$NumberofPartitionsforNumericAttributes, "\n")
return(text)
}
)
)
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