Kostas Sotiropoulos

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In this chapter, a binarization technique specifically designed for historical document images is presented. Existing binarization techniques focus either on finding an appropriate global threshold or adapting a local threshold for each area in order to remove smear, strains, uneven illumination etc. Here, a hybrid approach is presented that first applies a(More)
Documents are archived and preserved in large quantities worldwide. Electronic scanning is a common approach in handling such materials to facilitate public access to them. But the resulting images are often difficult to read, also have low contrast, and are corrupted by different artifacts. Enhancement of image is normally based on minor deterioration in(More)
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