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Study on the pre-processing algorithm for vein images

  • Ming Qi Liu*
  • , Guo Qiang Ni
  • , Xiao Mei Chen
  • *此作品的通讯作者
  • Beijing Institute of Technology

科研成果: 期刊稿件文章同行评审

摘要

The theoretical foundation of vein recognition and the differences between vein recognition and other biometrical recognitions are introduced. The acquisition principle of vein images is introduced. Pre-processing on vein images is studied according to the characteristic of veins. The pre-processing of vein images is composed by two steps: the standardization and the binarization, which are introduced respectively. The method of dynamic threshold value is proposed for the binarization of vein images, and a good result is gotten.

源语言英语
页(从-至)255-256+260
期刊Guangxue Jishu/Optical Technique
33
SUPPL.
出版状态已出版 - 11月 2007

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