Elastic Structural Matching for On-Line Handwritten Alphanumeric Character Recognition

  • Authors:
  • Affiliations:
  • Venue:
  • ICPR '98 Proceedings of the 14th International Conference on Pattern Recognition-Volume 2 - Volume 2
  • Year:
  • 1998

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Abstract

In this paper, we will propose a simple yet robust structural approach for recognizing on-line handwriting. Our approach is designed to achieve reasonable speed, fairly high accuracy and sufficient tolerance to variations. Experimental results show that the recognition rates are 98.60% for digits, 98.49% for uppercase letters, 97.44% for lowercase letters, and 97.40% for the combined set. When the rejected cases are excluded from the calculation, the rates can be increased to 99.93%, 99.53%, 98.55% and 98.07%, respectively. On the average, the recognition speed is about 7.5 characters per second running in Prolog on a Sun SPARe 10 Unix workstation and the memory requirement is reasonably low.