\documentclass{article}
\input tmp.inputs
\pagestyle{empty}
\usepackage{amssymb,amsbsy}
\begin{document}
\begin{psmatrix}[rowsep=0.6,colsep=-0.1]
    & \hskip .3in \psframebox{Multiclass} \\
    \psframebox{Binary} &  &\hskip -.2in \psframebox{Cost-Sensitive} \\
    & \psframebox{Importance-Weighted Binary} & \\
    % Links
    %\ncline{->}{2,1}{1,2}
    \ncline{->}{2,1}{3,2}
    %\ncline{->}{3,2}{2,3}
    \end{psmatrix}%
\vskip -1.5in
\begin{pspicture}(8,3)
\rput(1.4,1.77){\psline{->}(1.75,0.85)}
\rput(6.3,1.82){\psline{<-}(-1.32,0.75)}
\rput(6.3,1.29){\psline{<-}(-1.8,-0.69)}
\end{pspicture}
\end{document}
