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IPPS
2002
IEEE
15 years 2 months ago
TCS: Estimating Gene Genealogies
Phylogentic analysis is becoming an increasingly important tool for customized drug treatments, epidemiological studies, and evolutionary analysis. The TCS method provides an impo...
Mark J. Clement, Quinn Snell, Peter Walker, David ...
TCS
2002
14 years 9 months ago
Coding rotations on intervals
We show that the coding of a rotation by on m intervals can be recoded over m Sturmian words of angle . c 2002 Elsevier Science B.V. All rights reserved.
Jean Berstel, Laurent Vuillon
TCS
2002
14 years 9 months ago
MAX3SAT is exponentially hard to approximate if NP has positive dimension
Under the hypothesis that NP has positive p-dimension, we prove that any approximation algorithm A for MAX3SAT must satisfy at least one of the following:
John M. Hitchcock
TCS
2002
14 years 9 months ago
A guide to membrane computing
Membrane systems are models of computation which are inspired by some basic features of biological membranes. In a membrane system multisets of objects are placed in the compartme...
Gheorghe Paun, Grzegorz Rozenberg
TCS
2002
14 years 9 months ago
Presentations of computably enumerable reals
We study the relationship between a computably enumerable real and its presentations: ways of approximating the real by enumerating a prefix-free set of binary strings.
Rodney G. Downey, Geoffrey LaForte