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  • 标题:Coherence Enhancement Diffusion Using Robust Orientation Estimation
  • 本地全文:下载
  • 作者:Mohammad A. U. Khan ; Tariq M. Khan ; Wadee Al-Halabi
  • 期刊名称:Computer Science & Information Technology
  • 电子版ISSN:2231-5403
  • 出版年度:2014
  • 卷号:4
  • 期号:2
  • 页码:203-214
  • DOI:10.5121/csit.2014.4217
  • 出版社:Academy & Industry Research Collaboration Center (AIRCC)
  • 摘要:In this paper, a new robust orientation estimation for Coherence Enhancement Diffusion (CED)is proposed. In CED, proper scale selection is very important as the gradient vector at thatscale reflects the orientation of local ridge. For this purpose, a new scheme is proposed inwhich pre calculated orientation, by using orientation diffusion, is used to find the correct truelocal scale. From the experiments it is found that the proposed scheme is working much betterin noisy environment as compared to the traditional Coherence Enhancement Diffusion.
  • 关键词:Fingerprint Image Enhancement; Coherence Enhancement Diffusion Directional Filter Bank;(DFB); Decimation free Directional Filter Bank (DDFB).
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