\begin{figure}[ht!]
\centering
- \includegraphics[scale=0.6] {Figures/ch5/R1/CR.pdf}
+ \includegraphics[scale=0.8] {Figures/ch5/R1/CR.pdf}
\caption{Average coverage ratio for 150 deployed nodes}
\label{fig3}
\end{figure}
\begin{figure}[ht!]
\centering
-\includegraphics[scale=0.6]{Figures/ch5/R1/ASR.pdf}
+\includegraphics[scale=0.8]{Figures/ch5/R1/ASR.pdf}
\caption{Active sensors ratio for 150 deployed nodes}
\label{fig4}
\end{figure}
\begin{figure}[ht!]
\centering
-\includegraphics[scale=0.6]{Figures/ch5/R1/SR.pdf}
+\includegraphics[scale=0.8]{Figures/ch5/R1/SR.pdf}
\caption{Cumulative percentage of stopped simulation runs for 150 deployed nodes }
\label{fig6}
\end{figure}
\centering
%\begin{multicols}{1}
\centering
-\includegraphics[scale=0.6]{Figures/ch5/R1/EC95.pdf}\\~ ~ ~ ~ ~(a) \\
+\includegraphics[scale=0.8]{Figures/ch5/R1/EC95.pdf}\\~ ~ ~ ~ ~(a) \\
%\vfill
-\includegraphics[scale=0.6]{Figures/ch5/R1/EC50.pdf}\\~ ~ ~ ~ ~(b)
+\includegraphics[scale=0.8]{Figures/ch5/R1/EC50.pdf}\\~ ~ ~ ~ ~(b)
%\end{multicols}
\caption{Energy consumption for (a) $Lifetime_{95}$ and (b) $Lifetime_{50}$}
\begin{figure}[ht!]
\centering
-\includegraphics[scale=0.6]{Figures/ch5/R1/T.pdf}
+\includegraphics[scale=0.8]{Figures/ch5/R1/T.pdf}
\caption{Execution Time (in seconds)}
\label{fig77}
\end{figure}
\centering
% \begin{multicols}{0}
\centering
-\includegraphics[scale=0.6]{Figures/ch5/R1/LT95.pdf}\\~ ~ ~ ~ ~(a) \\
+\includegraphics[scale=0.8]{Figures/ch5/R1/LT95.pdf}\\~ ~ ~ ~ ~(a) \\
%\hfill
-\includegraphics[scale=0.6]{Figures/ch5/R1/LT50.pdf}\\~ ~ ~ ~ ~(b)
+\includegraphics[scale=0.8]{Figures/ch5/R1/LT50.pdf}\\~ ~ ~ ~ ~(b)
%\end{multicols}
\caption{Network lifetime for (a) $Lifetime_{95}$ and (b) $Lifetime_{50}$}