| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an apparatus or a method for performing shading correction for images which have shadings on the whole or parts of the images. Ž<P>SOLUTION: The method comprises steps of: detecting background pixels from the image I; generating a lighting intensity image according to the detected background pixels; and removing shadings from the image I by using the lighting intensity image. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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