Text detection in natural scene images with feature combination

  • Authors:
  • Qixiang Ye;Jianbin Jiao;Jun Huang;Hua Yu

  • Affiliations:
  • Graduate University of Chinese Academy of Science, Beijing, China;Graduate University of Chinese Academy of Science, Beijing, China;Graduate University of Chinese Academy of Science, Beijing, China;Graduate University of Chinese Academy of Science, Beijing, China

  • Venue:
  • SIP '07 Proceedings of the Ninth IASTED International Conference on Signal and Image Processing
  • Year:
  • 2007

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Abstract

In this paper, we proposed a method for text detection in natural scene images by feature combination under a coarse-to-fine framework. Firstly, color feature is used to segment images into color-uniform regions by a clustering algorithm. Then edge features are extracted to construct a weak classifier to classify the regions into candidates or background. After a layout analysis procedure, candidate regions are connected into text lines. Finally texture features, color features, and statistic OCR (Optical Character Reader) features are extracted to discriminate text/non-text with a support vector machine (SVM). Experimental results on a large dataset show that the combination of features in different detection stages is competent for text detection task.