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» Exact Bounds on the Sizes of Covering Codes
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ACTA
2007
92views more  ACTA 2007»
13 years 6 months ago
Solving #SAT using vertex covers
Abstract We propose an exact algorithm for counting the models of propositional formulas in conjunctive normal form (CNF). Our algorithm is based on the detection of strong backdoo...
Naomi Nishimura, Prabhakar Ragde, Stefan Szeider
BMCBI
2007
154views more  BMCBI 2007»
13 years 6 months ago
Bounds on the distribution of the number of gaps when circles and lines are covered by fragments: Theory and practical applicati
Background: The question of how a circle or line segment becomes covered when random arcs are marked off has arisen repeatedly in bioinformatics. The number of uncovered gaps is o...
John Moriarty, Julian R. Marchesi, Anthony Metcalf...
SIAMDM
1998
102views more  SIAMDM 1998»
13 years 5 months ago
A New Decoding Algorithm for Complete Decoding of Linear Block Codes
In this paper we present and describe an improved version of the Zero-Neighbors algorithm, which we call the Zero-Coverings algorithm. We also present a method for finding a small...
Yunghsiang S. Han
TIT
2010
103views Education» more  TIT 2010»
13 years 20 days ago
Codes in permutations and error correction for rank modulation
Codes for rank modulation have been recently proposed as a means of protecting flash memory devices from errors. We study basic coding theoretic problems for such codes, representi...
Alexander Barg, Arya Mazumdar
STOC
2000
ACM
123views Algorithms» more  STOC 2000»
13 years 9 months ago
List decoding algorithms for certain concatenated codes
We give efficient (polynomial-time) list-decoding algorithms for certain families of errorcorrecting codes obtained by "concatenation". Specifically, we give list-decodi...
Venkatesan Guruswami, Madhu Sudan