R/glass.R

In PPforest: Projection Pursuit Classification Forest

#' Glass data set
#' 
#'Contains measurements 214 observations of 6 types of glass; defined in terms of their oxide content.
#' \itemize{
#' \item{Type}{ has 6 types of glasses}
#' \item{X1}{ refractive index} 
#' \item{X2}{ Sodium (unit measurement: weight percent in corresponding oxide).} 
#' \item{X3}{ Magnesium}
#' \item{X4}{ Aluminum}
#' \item{X5}{ Silicon}
#' \item{X6}{ Potassium}
#' \item{X7}{ Calcium}
#' \item{X8}{ Barium}
#' \item{X9}{ Iron}
#' }
#' @docType data
#' @keywords datasets
#' @name glass
#' @usage data(glass)
#' @format A data frame with 214 rows and 10 variables
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