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acknowledgements for ansi/nist-itl 1-2011 - NIST Visual Image ...

acknowledgements for ansi/nist-itl 1-2011 - NIST Visual Image ...

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ANSI/<strong>NIST</strong>-ITL 1-<strong>2011</strong> - UPDATE 2013 DRAFT VERSIONcode value. Landmark points from the left part of the face have odd minor codes, and thosefrom the right part have even minor codes. Both A and B are in the range from 1 to 15.8.10.28.2 Eye and nostril center feature pointsThe eye center feature points 12.1 (left) and 12.2 (right) are defined to be the horizontal andvertical midpoints of the eye corners (3.7, 3.11) and (3.8, 3.12) respectively. The left nostrilcenter feature point 12.3 is defined to be the midpoint of the nose feature points (9.1, 9.15)in the horizontal direction and (9.3, 9.15) in the vertical direction. Similarly, the right nostrilcenter feature point 12.4 is defined to be the midpoint of the nose feature points (9.2, 9.15)in the horizontal direction and (9.3, 9.15) in the vertical direction. Both the eye center andnostril center Feature points are shown in Figure 13 and values are given in Table 65.Figure 13: Eye and nostril center feature pointsTable 65 Eye and nostril center feature point codesCenter Feature PointLeft EyeFeature PointMidpoint of Feature Pointscode3.7, 3.11 12.1Right Eye 3.8, 3.12 12.2Left Nostril Horizontal Vertical 12.39.1, 9.15 9.3,9.15Right Nostril Horizontal Vertical 12.49.2, 9.15 9.3,9.15May, 2013 DRAFT VERSION UPDATE 2013 Page 211

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