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. 2012 Mar 29;7(3):e33697. doi: 10.1371/journal.pone.0033697

Table 2. Statistical evaluation of filter performance using synthetic volumes contaminated with different levels of simulated experimental noise shown in Figure 2.a .

NoiseSignal mean above noise mean 3D BLE (%) 3D recursive (%) 3D Canny (%)
−0.72 48.8 (3.66) 44.47 (3.04) 48.61 (3.63)
−0.43 65.13 (6.52) 73.08 (8.21) 48.82 (3.66)
0 99.48 (15.22) 80.42 (9.95) 58.67 (5.29)
0.43 65.51 (6.60) 71.22 (7.80) 58.89 (5.33)
0.72 49.28 (3.74) 44.64 (3.07) 53.82 (4.46)
a

RMSE scores between the input volumes and the three filter outputs are shown in bold. Smaller scores represent higher levels of correlation with the input volume. Values in brackets are the percentage voxel variation between input volumes and the three filtered outputs.