Detecting human faces and detecting red eyes

Details Detecting human faces and detecting red eyes Detecting human faces and detecting red eyes

2004-12-29

2008-05-20

Bella, Matthew C. (Department: 2624)

Image analysis

Color image processing

Color correction

C382S162000, C382S164000, C382S274000, C382S275000, C382S190000, C358S001900, C358S537000

Reexamination Certificate

active

07376270

ABSTRACT:
The present invention provides a method and apparatus for detecting a red eye in an image. The method comprises steps of: calculating a skin color reference vector for said image; identifying a candidate for red eye region in said image; identifying skin color pixels in said candidate for red eye region; removing skin color pixels from said candidate for red eye region; deciding whether said candidate for red eye region is a red eye or not. The present invention also provides a method and apparatus for detecting a human face in an image. Moreover, the present invention provides corresponding storage medium including instructions for causing a processor to implement the methods. According to the present invention, red eyes and/or human faces can be detected with consideration of skin color pixels. The speed and accuracy of detecting red eyes and human faces are greatly increased.

REFERENCES:
patent: 2005/0129331 (2005-06-01), Kakiuchi et al.

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