From bc4d342eb9a7e11ae74003d43e1178b7f3658fa5 Mon Sep 17 00:00:00 2001
From: Gertjan van den Burg <gertjanvandenburg@gmail.com>
Date: Fri, 30 Mar 2018 22:08:24 +0100
Subject: Add fitted() method

---
 NAMESPACE            |  1 +
 R/fitted.gensvm.R    | 42 ++++++++++++++++++++++++++++++++++++++++++
 man/fitted.gensvm.Rd | 48 ++++++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 91 insertions(+)
 create mode 100644 R/fitted.gensvm.R
 create mode 100644 man/fitted.gensvm.Rd

diff --git a/NAMESPACE b/NAMESPACE
index 6d37b12..1dce540 100644
--- a/NAMESPACE
+++ b/NAMESPACE
@@ -2,6 +2,7 @@
 
 S3method(coef,gensvm)
 S3method(coef,gensvm.grid)
+S3method(fitted,gensvm)
 S3method(plot,gensvm)
 S3method(plot,gensvm.grid)
 S3method(predict,gensvm)
diff --git a/R/fitted.gensvm.R b/R/fitted.gensvm.R
new file mode 100644
index 0000000..72b5db6
--- /dev/null
+++ b/R/fitted.gensvm.R
@@ -0,0 +1,42 @@
+#' @title Show fitted labels for the GenSVM model
+#'
+#' @description This function shows the fitted class labels of training data 
+#' using a fitted GenSVM model.
+#'
+#' @param fit Fitted \code{gensvm} object
+#' @param \dots further arguments are passed to predict
+#'
+#' @return a vector of class labels, with the same type as the original class 
+#' labels.
+#'
+#' @author
+#' Gerrit J.J. van den Burg, Patrick J.F. Groenen \cr
+#' Maintainer: Gerrit J.J. van den Burg <gertjanvandenburg@gmail.com>
+#'
+#' @references
+#' Van den Burg, G.J.J. and Groenen, P.J.F. (2016). \emph{GenSVM: A Generalized 
+#' Multiclass Support Vector Machine}, Journal of Machine Learning Research, 
+#' 17(225):1--42. URL \url{http://jmlr.org/papers/v17/14-526.html}.
+#'
+#' @seealso
+#' \code{\link{plot.gensvm}}, \code{\link{predict.gensvm.grid}}, 
+#' \code{\link{gensvm}}, \code{\link{gensvm-package}}
+#'
+#' @export
+#' @aliases fitted
+#'
+#' @examples
+#' x <- iris[, -5]
+#' y <- iris[, 5]
+#'
+#' # fit GenSVM and compute training set predictions
+#' fit <- gensvm(x, y)
+#' yhat <- fitted(fit)
+#'
+#' # compute the accuracy with gensvm.accuracy
+#' gensvm.accuracy(y, yhat)
+#'
+fitted.gensvm <- function(fit, ...)
+{
+    return(predict(fit, ...))
+}
diff --git a/man/fitted.gensvm.Rd b/man/fitted.gensvm.Rd
new file mode 100644
index 0000000..148b233
--- /dev/null
+++ b/man/fitted.gensvm.Rd
@@ -0,0 +1,48 @@
+% Generated by roxygen2: do not edit by hand
+% Please edit documentation in R/fitted.gensvm.R
+\name{fitted.gensvm}
+\alias{fitted}
+\alias{fitted.gensvm}
+\title{Show fitted labels for the GenSVM model}
+\usage{
+\method{fitted}{gensvm}(fit, ...)
+}
+\arguments{
+\item{fit}{Fitted \code{gensvm} object}
+
+\item{\dots}{further arguments are passed to predict}
+}
+\value{
+a vector of class labels, with the same type as the original class 
+labels.
+}
+\description{
+This function shows the fitted class labels of training data 
+using a fitted GenSVM model.
+}
+\examples{
+x <- iris[, -5]
+y <- iris[, 5]
+
+# fit GenSVM and compute training set predictions
+fit <- gensvm(x, y)
+yhat <- fitted(fit)
+
+# compute the accuracy with gensvm.accuracy
+gensvm.accuracy(y, yhat)
+
+}
+\author{
+Gerrit J.J. van den Burg, Patrick J.F. Groenen \cr
+Maintainer: Gerrit J.J. van den Burg <gertjanvandenburg@gmail.com>
+}
+\references{
+Van den Burg, G.J.J. and Groenen, P.J.F. (2016). \emph{GenSVM: A Generalized 
+Multiclass Support Vector Machine}, Journal of Machine Learning Research, 
+17(225):1--42. URL \url{http://jmlr.org/papers/v17/14-526.html}.
+}
+\seealso{
+\code{\link{plot.gensvm}}, \code{\link{predict.gensvm.grid}}, 
+\code{\link{gensvm}}, \code{\link{gensvm-package}}
+}
+
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