Invention Grant
US07421143B2 Systems and methods for optimal dynamic range adjustment of scanned images 有权
扫描图像最佳动态范围调整的系统和方法

Systems and methods for optimal dynamic range adjustment of scanned images
Abstract:
A method for dynamic range adjustment of image data of a captured image by determining a white point of an image. The method also involves determining a black point of the image, classifying pixels of the image, and determining an offset value for a pixel of the image based on the determined black point of the image and the determined classification of the pixel. Dynamic range adjustment of the image data is performed using the determined offset value for the pixels of the image and the determined white point of the image.
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