• DocumentCode
    1175660
  • Title

    Olera: semisupervised Web-data extraction with visual support

  • Author

    Chang, Chia-Hui ; Kuo, Shih-Chien

  • Author_Institution
    Dept. of Comput. Sci. & Inf. Eng., Nat. Central Univ., Chung-li, Taiwan
  • Volume
    19
  • Issue
    6
  • fYear
    2004
  • Firstpage
    56
  • Lastpage
    64
  • Abstract
    Olera is a semisupervised information-extraction system that produces extraction rules from semistructured Web documents without requiring detailed annotation of the training documents. It performs well for program-generated Web pages with few training pages and limited user intervention.
  • Keywords
    Internet; Web sites; document handling; information retrieval; information retrieval systems; string matching; Olera semisupervised information-extraction system; program-generated Web pages; semistructured Web document; visual tool; Data mining; Databases; Explosives; Humans; Induction generators; Internet; Labeling; Machine learning; Software systems; Web pages; Web data extraction; multiple string alignment; rule generalization; semistructured data;
  • fLanguage
    English
  • Journal_Title
    Intelligent Systems, IEEE
  • Publisher
    ieee
  • ISSN
    1541-1672
  • Type

    jour

  • DOI
    10.1109/MIS.2004.71
  • Filename
    1363735