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Local Water-Filling Algorithm for Shadow Detection and Removal of Document Images
Shadow detection and removal is an important task for digitized document applications. It is hard for many methods to distinguish shadow from printed text due to the high darkness similarity. In this paper, we propose a local water-filling method to remove shadows by mapping a document image into a...
| Autores principales: | , |
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
| Publicado: |
MDPI
2020
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| Materias: | |
| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7730344/ https://www.ncbi.nlm.nih.gov/pubmed/33291572 http://dx.doi.org/10.3390/s20236929 |