A New On-Line Signature Verification Algorithm Using Variable Length Segmentation and Hidden Markov Models

  • Authors:
  • Mohammad M. Shafiei;Hamid R. Rabiee

  • Affiliations:
  • -;-

  • Venue:
  • ICDAR '03 Proceedings of the Seventh International Conference on Document Analysis and Recognition - Volume 1
  • Year:
  • 2003

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Abstract

In this paper, a new on-line handwritten signatureverification system using Hidden Markov Model (HMM)is presented. The proposed system segments eachsignature based on its perceptually important points andthen computes for each segment a number of features thatare scale and displacement invariant. The resultedsequence is then used for training an HMM to achievesignature verification. Our database includes 622genuine signatures and 1010 forgery signatures that werecollected from a population of 69 human subjects. Ourverification system has achieved a false acceptance rate(FAR) of 4% and a false rejection rate (FRR) of 12%.