Chapter

Automata, Languages and Programming

Volume 372 of the series Lecture Notes in Computer Science pp 394-404

Date:

An improved algorithm for approximate string matching

  • Zvi GalilAffiliated withDepartment of Computer Science, Columbia UniversityDepartment of Computer Science, Tel-Aviv University
  • , Kunsoo ParkAffiliated withDepartment of Computer Science, Columbia University

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Abstract

Given a text string, a pattern string, and an integer k, a new algorithm for finding all occurrences of the pattern string in the text string with at most k differences is presented. Both its theoretical and practical variants improve the known algorithms.