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Image processing apparatus and method, and storage medium
InactiveUS7372594B1Quality improvementDegradation of image qualityDigitally marking record carriersDigital computer detailsImaging qualityComputer graphics (images)
A pattern which does not appear at a flat portion in normal binarization processing is set as a code pattern, and a code formed from this pattern is attached. At this time, code attachment with little degradation in image quality is implemented by selecting an unnoticeable pattern.
Owner:CANON KK