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Table 1 Mean annotation reconstruction errors in mm

From: 3D facial landmarks: Inter-operator variability of manual annotation

Operator

1

2

3

4

5

6

Mean

Single operator

1.466

1.577

1.503

1.502

1.465

1.530

1.507

Random sampling

1.431

1.435

1.421

1.465

1.451

1.393

1.433

  1. The mean annotation errors are shown for a PDM build using a single operator and for a PDM build from a random sampling of the remaining five operators.