Correlation filter : an accurate approach to detect and locate low contrast character strings in complex table environment

Correlation has been used extensively in object detection field. In this paper, two kinds of correlation filters, Minimum Average Correlation Energy (MACE) and Extended Maximum Average Correlation Height (EMACH), are applied as adaptive shift locators to detect and locate smudgy character strings in...

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Publié dans:IEEE transactions on pattern analysis and machine intelligence. - 1979. - 26(2004), 12 vom: 13. Dez., Seite 1639-44
Auteur principal: Li, Yi (Auteur)
Autres auteurs: Wang, Zhiyan, Zeng, Haizan
Format: Article
Langue:English
Publié: 2004
Accès à la collection:IEEE transactions on pattern analysis and machine intelligence
Sujets:Journal Article