Degraded document image preprocessing using local adaptive sharpening and illumination compensation
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DOI: 10.1007/s10044-021-01038-z
Abstract: Preprocessing for degraded document images can improve their binarization result. Sharpening and illumination compensation are effective methods in preprocessing. We find the degree of sharpening has different effects on the different stroke width. As the… read more here.
Keywords: illumination compensation; degraded document; local adaptive; adaptive sharpening ... See more keywords