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Approximating shortest superstrings | IEEE Conference Publication | IEEE Xplore

Approximating shortest superstrings


Abstract:

The Shortest Superstring Problem is to find a shortest possible string that contains every string in a given set as substrings. This problem has applications to data comp...Show More

Abstract:

The Shortest Superstring Problem is to find a shortest possible string that contains every string in a given set as substrings. This problem has applications to data compression and DNA sequencing. As the problem is NP-hard and MAX SNP-hard, approximation algorithms are of interest. We present a new algorithm which always finds a superstring that is at most 2.89 times as long as the shortest superstring. Our result improves the 3-approximation result of Blum, Jiang, Li, Tromp, and Yannakakis (1991).<>
Date of Conference: 03-05 November 1993
Date Added to IEEE Xplore: 06 August 2002
Print ISBN:0-8186-4370-6
Conference Location: Palo Alto, CA, USA

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