An Adaptive Segmentation Algorithm for Degraded Chinese Rubbing Image Binarization Based on Background Estimation

Han Huang*, Zhi-Kai Huang, Yong-Li Ma, Ling-Ying Hou

*Corresponding author for this work

    Research output: Chapters, Conference Papers, Creative and Literary WorksRGC 32 - Refereed conference paper (with host publication)peer-review

    2 Citations (Scopus)

    Abstract

    Image Segmentation plays an important role in image processing and analysis. In order to preserve strokes of a Chinese character while enhancing character details for degraded historical document image, we propose an adaptive segmentation algorithm for degraded historical document image binarization based on background estimation for non-uniform illumination images. The novelty of the proposed method is that find an optimal background estimation based on Blind/Referenceless Image Spatial QUality Evaluator. The proposed method has four steps: (i) preprocess using median filtering; (ii) extraction of the red color components; (iii) a morphological operation in order to find an optimal background estimation; and (iv) segmented binary image using Otsu’s Thresholding. Experimental results demonstrate that it is capable of extracting more accurate segmentation of characters for degraded Chinese rubbing document image.
    Original languageEnglish
    Title of host publicationIntelligent Computing Theories and Application
    Subtitle of host publication14th International Conference, ICIC 2018, Proceedings
    EditorsDe-Shuang Huang, Vitoantonio Bevilacqu, Prashan Premaratne, Phalguni Gupta
    PublisherSpringer, Cham
    Pages15-24
    Volume1
    ISBN (Electronic)978-3-319-95930-6
    ISBN (Print)978-3-319-95929-0
    DOIs
    Publication statusPublished - Aug 2018
    Event14th International Conference on Intelligent Computing, ICIC 2018 - Wuhan, China
    Duration: 15 Aug 201818 Aug 2018
    http://ic-ic.tongji.edu.cn/2018/index.htm

    Publication series

    NameLecture Notes in Computer Science (including subseries Information Systems and Applications, incl. Internet/Web, and HCI)
    PublisherSpringer, Cham
    VolumeLNCS 10954
    ISSN (Print)0302-9743
    ISSN (Electronic)1611-3349

    Conference

    Conference14th International Conference on Intelligent Computing, ICIC 2018
    Country/TerritoryChina
    CityWuhan
    Period15/08/1818/08/18
    Internet address

    Research Keywords

    • Background estimation
    • Blind/referenceless image spatial quality evaluator
    • Mathematical morphology
    • Top-hat transform

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