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文章基本信息

  • 标题:Table-form Extraction with Artefact Removal
  • 作者:Luiz Antônio Pereira Neves ; João Marques de Carvalho ; Jacques Facon
  • 期刊名称:Journal of Universal Computer Science
  • 印刷版ISSN:0948-6968
  • 出版年度:2008
  • 卷号:14
  • 期号:2
  • 页码:252-265
  • 出版社:Graz University of Technology and Know-Center
  • 摘要:In this paper we present a novel methodology to recognize the layout structure of handwritten filled table-forms. Recognition methodology includes locating line intersections, correcting wrong intersections produced by what we call artefacts (overlapping data, broken segments and smudges), extracting correct table-form cells and using as little previous table-form knowledge as possible. To improve layout structure recognition, a novel artefact identification and deletion method is also proposed. To evaluate the effectiveness of the methodology, a database composed of 350 handwritten filled table-form images damaged by different types of artefacts was used. Experiments show that the artefact identification method improves performance of the table-forms structure extractor that reached a success rate of 85%.
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