Skin Color Modeling of Digital Photographic Images

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• An alternative formulation of the ellipse model u u u 0 1 2 − Based on Eq. (5b) 2 2 u ( x− x ) + u ( x−x )( y− y ) + u ( y− y ) ≤ ρ 0 0 1 0 0 2 0 − Set to 1 for ρ to train
– Ellipsoid skin color model • Modeling ellipsoid to fit skin color boundary − Simplifying Modeling and training process − Ellipsoid center : (59, 19, 20) − Principal axis parameters : [a, a/b, a/c]=[38, 1.4, 2.5] ⎡1404.6 −110.2 −125.8⎤ Matrix Λ= ⎢ 110.2 349.1 223.7 ⎥ ⎢ − ⎥ ⎢⎣−125.8 223.7 656.0 ⎥⎦ Fig. 11. An ellipsoid to cover 90% of skin colors. 21/29
Page 1 and 2: Skin Color Modeling of Digital Phot
Page 3 and 4: Color rendering - Important factor
Page 5 and 6: Methods of skin color detection - C
Page 7 and 8: - Ellipse skin color modeling • I
Page 9 and 10: - Ellipsoid skin color modeling •
Page 11 and 12: Construction an image database to t
Page 13 and 14: - Segmentation method in the tool
Page 15 and 16: - Lightness-independent ellipse mod
Page 17 and 18: • Skin color center − Plotted C
Page 19: − Plotted length of trained semim
Page 23 and 24: - Skin color detection accuracy •
Page 25 and 26: • Comparison of Caucasian, Asian,
Page 27 and 28: - Skin color modeling with differen
Page 29: Results of skin color ellipses - Tr

Skin Color Modeling of Digital Photographic Images

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