chapter3_MDS.Rnw

\chapter{Variants of Multidimensional Scaling and Principal Components Analysis}
\label{sec:MDS}
\chaptermark{Variants of Multidimensional Scaling and  Principal Components Analysis}



\section{Multidimensional Scaling}
Multidimensional Scaling (MDS)~\cite{CMDS,borg+groenen:1997,duin2005dissimilarity}  is the general term that is used to describe methods to    embed dissimilarities as points in a Euclidean space.