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ISAAC
2004
Springer
106views Algorithms» more  ISAAC 2004»
13 years 11 months ago
Minimum Common String Partition Problem: Hardness and Approximations
String comparison is a fundamental problem in computer science, with applications in areas such as computational biology, text processing or compression. In this paper we address t...
Avraham Goldstein, Petr Kolman, Jie Zheng
COMBINATORICS
2007
112views more  COMBINATORICS 2007»
13 years 6 months ago
Reversal Distance for Strings with Duplicates: Linear Time Approximation using Hitting Set
In the last decade there has been an ongoing interest in string comparison problems; to a large extend the interest was stimulated by genome rearrangement problems in computationa...
Petr Kolman, Tomasz Walen
SCN
2008
Springer
13 years 6 months ago
Simplified Submission of Inputs to Protocols
Consider an electronic election scheme implemented using a mix-net; a large number of voters submit their votes and then a smaller number of servers compute the result. The mix-net...
Douglas Wikström
ALENEX
2009
172views Algorithms» more  ALENEX 2009»
13 years 3 months ago
Rank Aggregation: Together We're Strong
We consider the problem of finding a ranking of a set of elements that is "closest to" a given set of input rankings of the elements; more precisely, we want to find a p...
Frans Schalekamp, Anke van Zuylen
SODA
2000
ACM
95views Algorithms» more  SODA 2000»
13 years 7 months ago
Towards a theory of cache-efficient algorithms
We present a model that enables us to analyze the running time of an algorithm on a computer with a memory hierarchy with limited associativity, in terms of various cache parameter...
Sandeep Sen, Siddhartha Chatterjee