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WADS
2005
Springer
145views Algorithms» more  WADS 2005»
15 years 8 months ago
Approximation Algorithms for Forests Augmentation Ensuring Two Disjoint Paths of Bounded Length
Given a forest F = (V, E) and a positive integer D, we consider the problem of finding a minimum number of new edges E such that in the augmented graph H = (V, E∪E ) any pair of...
Victor Chepoi, Bertrand Estellon, Yann Vaxè...
CPM
1999
Springer
141views Combinatorics» more  CPM 1999»
15 years 7 months ago
Approximate Periods of Strings
The study of approximately periodic strings is relevant to diverse applications such as molecular biology, data compression, and computer-assisted music analysis. Here we study di...
Jeong Seop Sim, Costas S. Iliopoulos, Kunsoo Park,...
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ANOR
2010
89views more  ANOR 2010»
15 years 3 months ago
Convex approximations for a class of mixed-integer recourse models
We consider mixed-integer recourse (MIR) models with a single recourse constraint. We relate the second-stage value function of such problems to the expected simple integer recour...
Maarten H. van der Vlerk
IPL
2006
84views more  IPL 2006»
15 years 3 months ago
On the hardness of approximating Max-Satisfy
Max-Satisfy is the problem of finding an assignment that satisfies the maximum number of equations in a system of linear equations over Q. We prove that unless NPBPP Max-Satisfy c...
Uriel Feige, Daniel Reichman
JUCS
2008
135views more  JUCS 2008»
15 years 3 months ago
Approximation to a Behavioral Model for Estimating Traffic Aggregation Scenarios
: This article provides a comparison among different methods for estimating the aggregation of Internet traffic resulting from different users, network-access types and correspondi...
Alberto E. Garcia, Klaus D. Hackbarth