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Character Matching Using a Hausdorff Distance

Hausdorff 거리를 이용한 문자 매칭

  • Kim, Kyeongtaek (Department of Industrial and Management Engineering, Hannam University) ;
  • Kyung, Ji Hun (Department of Industrial and Management Engineering, Hannam University)
  • 김경택 (한남대학교 산업경영공학과) ;
  • 경지훈 (한남대학교 산업경영공학과)
  • Received : 2015.02.16
  • Accepted : 2015.04.16
  • Published : 2015.06.30

Abstract

The Hausdorff distance is commonly used as a similarity measure between two-dimensional binary images. Since the document images may be contaminated by a variety of noise sources during transmission, scanning or conversion to digital form, the measure should be robust to the noise. Original Hausdorff distance has been known to be sensitive to outliers. Transforming the given image to grayscale image is one of methods to deal with the noises. In this paper, we propose a Hausdorff distance applied to grayscale images. The proposed method is tested with synthetic images with various levels of noises and compared with other methods to show its robustness.

Keywords

References

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