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Table 2 Experimental results summary

From: Multi-view alignment with database of features for an improved usage of high-end 3D scanners

     Pairwise alignment Multi-view alignment
Dataset Number of RI pairs Avg. Number of points/RI Param. config. Number of RI pairs Avg. exec. time/RI [ s] Number of clusters Avg. exec. time/RI [s] Initial align. error [μm] Final align. error [μm]
     aligned   created    
Angels 7 1M std 7 3.6 1 4.9 62 27
Mould 1 7 410k std 7 2.0 1 2.6 39 14
Mould 2 9 400k std 9 1.7 1 2.2 66 11
Mould 3 9 370k std 9 1.5 1 1.7 103 11
Mould 4 9 360k std 9 1.6 1 2.0 165 12
Platelet 11 80k sml 11 1.5 1 1.8 28 9
Dog 13 130k sml 13 2.5 1 5.0 32 16
Cherub 19 650k sml 18 1.3 1 1.6 149 20
Dolphin 19 410k std 19 2.0 1 4.1 136 33
Capital 22 760k std 22 3.1 1 6.6 127 23
Rose 23 170k sml 23 2.8 1 6.1 67 13
Hurricane 31 690k std 30 2.9 1 9.0 188 35
Decoration 47 510k std 39 2.7 2 10.3
Venus 60 835k std 60 3.1 1 12.1 152 17
Doga 13 130k sml 7 2.4 1 5.1 41 16
Capitala 22 760k std 11 2.9 1 7.5 176 23
Hurricanea 31 690k std 17 2.9 1 9.6 255 35
Carterb 92 550k std 64 2.5 18 16.8
  1. aAcquisition path for these datasets does not abide by the overlap constraint;
  2. bParticularly featureless dataset.