OCR4all -- An Open-Source Tool Providing a (Semi-)Automatic OCR Workflow for Historical Printings

9 Sep 2019Christian ReulDennis ChristAlexander HarteltNico BalbachMaximilian WehnerUwe SpringmannChristoph WickChristine GrundigAndreas BüttnerFrank Puppe

Optical Character Recognition (OCR) on historical printings is a challenging task mainly due to the complexity of the layout and the highly variant typography. Nevertheless, in the last few years great progress has been made in the area of historical OCR, resulting in several powerful open-source tools for preprocessing, layout recognition and segmentation, character recognition and post-processing... (read more)

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