732178.fig.005a
(a) AMPCM
732178.fig.005b
(b) AD-AMPCM
732178.fig.005c
(c) PSS
732178.fig.005d
(d) AD-PSS
732178.fig.005e
(e) P-M
732178.fig.005f
(f) AD-PM
Figure 5: Mean of the filtered sinograms (left column). Absolute difference between the mean of the filtered sinograms and the noise-free image (right column).