Figure 18.

Results of testing the robustness against synthetically incorporated speckle noise from ${\sigma }^2=0.001$ to ${\sigma }^2=0.1$ ($\sigma =0.031$ to $\sigma =0.316$). The NOLSE estimation [71] of the speckle noise for the raw image is ${\sigma }^2=0.0000381$ ($\sigma =0.0062$).