Palmprint Classification Using Multiple Advanced Correlation Filters and Palm-Specific Segmentation

  • Authors:
  • P. H. Hennings-Yeomans;B. V.K.V. Kumar;M. Savvides

  • Affiliations:
  • Dept. of Electr. & Comput. Eng., Carnegie Mellon Univ., Pittsburgh, PA;-;-

  • Venue:
  • IEEE Transactions on Information Forensics and Security - Part 2
  • Year:
  • 2007

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Abstract

We propose a palmprint classification algorithm with the use of multiple correlation filters per class. Correlation filters are two-class classifiers that produce a sharp peak when filtering a sample of their class and a noisy output otherwise. For every class, we train the filters for a palm at different locations, where the palmprint region has a high degree of line content. With the use of a line detection procedure and a simple line energy measure, any region of the palm can be scored and the top-ranked regions are used to train the filters for each class. Using an enhanced palmprint segmentation algorithm, our proposed classifier achieves an average equal error rate of 1.12 times10-4% on a large database of 385 classes using multiple filters of size 64 times 64 pixels. The average false acceptance rate when the false rejection rate is zero is 2.25 times10-4%.