Stitched digital images

摘要

Disclosed is a method of blending stitched document image portions. The method identifies background pixels and foreground pixels on each boundary of the image portions. Pixels of the image portions are then modified based on a pixel value difference between corresponding background pixels on the respective boundary of the first and second portions.

主权项

1. A method of blending first and second portions of a stitched digital image of a document, the method comprising the steps of:
using a computer, detecting respective overlapping or adjacent boundaries of the first and second portions; using a computer, categorizing pixels on each boundary of the first and second portions as either a background pixel or a foreground pixel; and using a computer, modifying a pixel of the first or second portion based on a pixel value difference between corresponding background pixels on the respective boundary of the first and second portions, wherein the corresponding background pixels on the respective boundary of the first and second portions are those closest in distance to the pixel being modified.