#' sc.generateSimpleDataset
#'
#' Cette fonction génère un jeu de donnée simple
#' @param n taille du jeu de données
#' @keywords dataset generation
#' @export
#' @examples
#' sc.generateSimpleDataset(100)
sc.generateSimpleDataset <- function(n) {
library(MASS)
np <- ceiling(n/2)
nn <- floor(n/2)
pos <- mvrnorm(np,mu=c(0,0),Sigma=matrix(c(1,0.5,0.5,1),2,2))
neg <- mvrnorm(nn,mu=c(6,2),Sigma=matrix(c(0.2,0.4,0.4,4),2,2))
x <- as.data.frame(rbind(pos,neg))
cbind(x, Y = c(rep(1,np),rep(-1,nn)))
}
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