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Document image binarization algorithm based on background estimation and U-Net

融合背景估计与U-Net的文档图像二值化算法

Xiong Wei

Wang Xinrui

Wang Juan

Liu Min

Zeng Chunyan

document image binarization

contrast enhancement

morphological closing operation

U-Net

global optimal thresholding

No. 3, 2020 : 896-900 doi:10.19734/j.issn.1001-3695.2018.07.0666

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Document image binarization algorithm based on background estimation and U-Net