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Figure 1 | BMC Bioinformatics

Figure 1

From: Automatic landmark annotation and dense correspondence registration for 3D human facial images

Figure 1

The surface used in our research. (a) The coordinate system used in our research (red, green and blue axes stand for x, y and z axes respectively). (b) An example scan with 17 landmarks marked by the colored spots. The red spots are the 6 most salient landmarks, namely the inner and outer corners of the eyes and both corners of the mouth, the blue spots indicate the other 11 landmarks used in this study. (c) Raw mesh details around the nose tip.

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