\section{Appendix1}

\begin{figure}[htbp]
 \begin{minipage}{0.33\hsize}
  \begin{center}
   \includegraphics[width=40mm]{figs/appendix/case1_1nodes.eps}
  \end{center}
  \caption{Numbers of Transmissions/Receptions and Success Rate of
  Reception (Case1<1node>)}
  \label{fig:Case1<1node>}
 \end{minipage}
 \begin{minipage}{0.33\hsize}
 \begin{center}
  \includegraphics[width=40mm]{figs/appendix/case2_1nodes.eps}
 \end{center}
  \caption{Numbers of Transmissions/Receptions and Success Rate of
  Reception (Case2<1node>)}
  \label{fig:Case2<1node>}
 \end{minipage}
 \begin{minipage}{0.33\hsize}
 \begin{center}
  \includegraphics[width=40mm]{figs/appendix/case3_1nodes.eps}
 \end{center}
  \caption{Numbers of Transmissions/Receptions and Success Rate of
  Reception (Case3<1node>)}
  \label{fig:Case3<1node>}
 \end{minipage}
\end{figure}

\begin{figure}[htbp]
 \begin{minipage}{0.33\hsize}
  \begin{center}
   \includegraphics[width=40mm]{figs/appendix/case1_25nodes.eps}
  \end{center}
  \caption{Numbers of Transmissions/Receptions and Success Rate of
  Reception (Case1<25node>)}
  \label{fig:Case1<25node>}
 \end{minipage}
 \begin{minipage}{0.33\hsize}
 \begin{center}
  \includegraphics[width=40mm]{figs/appendix/case2_25nodes.eps}
 \end{center}
  \caption{Numbers of Transmissions/Receptions and Success Rate of
  Reception (Case2<25node>)}
  \label{fig:Case2<25node>}
 \end{minipage}
 \begin{minipage}{0.33\hsize}
 \begin{center}
  \includegraphics[width=40mm]{figs/appendix/case3_25nodes.eps}
 \end{center}
  \caption{Numbers of Transmissions/Receptions and Success Rate of
  Reception (Case3<25node>)}
  \label{fig:Case3<25node>}
 \end{minipage}
\end{figure}

