HPL-2010-8
Inspection and authentication of color security deterrents with multiple imaging devices - Aronoff, Jason S.; Simske, Steven J.
Keyword(s): Payload density, grayscale pre-compensation, authentication
Abstract: The use of 2D color barcodes is quickly becoming commonplace on printed packaging and labels. The color barcode allows for a higher data density in comparison to its 1D or 2D black and white counterparts. However, with the introduction of color, a new set of imaging problems is introduced in reading ...
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