Plots of standard deviationβ versus NSVD of <b>Figure 1</b>, when the re-blurred images in <b>Figure 3</b> are regarded as a ‘reference image’.

<p>Plots of standard deviationβ versus NSVD of <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0108073#pone-0108073-g001" target="_blank"><b>Figure 1</b></a>, when the re-blurred images in <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0108073#pone-0108073-g003" target="_blank"><b>Figure 3</b></a> are regarded as a ‘reference image’.