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#Class implementing a Preprocess Algorithm
#Implements the KMeans-MV KEEL preprocess algorithm
KMeans_MV <- function(train, test, k=10, error=100, iterations=100, seed=-1){
alg <- RKEEL::R6_KMeans_MV$new()
alg$setParameters(train, test, k, error, iterations, seed)
return (alg)
}
R6_KMeans_MV <- R6::R6Class("R6_KMeans_MV",
inherit = PreprocessAlgorithm,
public = list(
#Public properties
#k
k = 10,
#error
error = 100,
#iterations
iterations = 100,
#seed
seed = -1,
#Public functions
#Initialize function
setParameters = function(train, test, k=10, error=100, iterations=100,
seed=-1){
super$setParameters(train, test)
self$k <- k
self$error <- error
self$iterations <- iterations
if(seed == -1) {
self$seed <- sample(1:1000000, 1)
}
else {
self$seed <- seed
}
}
),
private = list(
#Private properties
#jar Filename
jarName = "MV-KMeans.jar",
#algorithm name
algorithmName = "KMeans-MV",
#String with algorithm name
algorithmString = "K-means Imputation",
#Private functions
#Get the text with the parameters for the config file
getParametersText = function(){
text <- ""
text <- paste0(text, "seed = ", self$seed, "\n")
text <- paste0(text, "k = ", self$k, "\n")
text <- paste0(text, "error = ", self$error, "\n")
text <- paste0(text, "iterations = ", self$iterations, "\n")
return(text)
}
)
)
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