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LATIN
2004
Springer
15 years 8 months ago
Generating Maximal Independent Sets for Hypergraphs with Bounded Edge-Intersections
Given a finite set V , and integers k ≥ 1 and r ≥ 0, denote by A(k, r) the class of hypergraphs A ⊆ 2V with (k, r)-bounded intersections, i.e. in which the intersection of a...
Endre Boros, Khaled M. Elbassioni, Vladimir Gurvic...
105
Voted
JDA
2006
90views more  JDA 2006»
15 years 2 months ago
An improved approximation algorithm for the asymmetric TSP with strengthened triangle inequality
We consider the asymmetric traveling salesperson problem with -parameterized triangle inequality for [1/2, 1). That means, the edge weights fulfill w(u, v)
Markus Bläser, Bodo Manthey, Jiri Sgall
COCOON
2003
Springer
15 years 7 months ago
Finding Hidden Independent Sets in Interval Graphs
We design efficient competitive algorithms for discovering hidden information using few queries. Specifically, consider a game in a given set of intervals (and their implied inte...
Therese C. Biedl, Brona Brejová, Erik D. De...
128
Voted
COMPGEOM
2009
ACM
15 years 9 months ago
Near-linear approximation algorithms for geometric hitting sets
Given a set system (X, R), the hitting set problem is to find a smallest-cardinality subset H ⊆ X, with the property that each range R ∈ R has a non-empty intersection with H...
Pankaj K. Agarwal, Esther Ezra, Micha Sharir
105
Voted
ORL
2006
114views more  ORL 2006»
15 years 2 months ago
A (1-1/e)-approximation algorithm for the generalized assignment problem
We give a (1 - 1/e)-approximation algorithm for the Max-Profit Generalized Assignment Problem (Max-GAP) with fixed profits when the profit (but not necessarily the size) of every ...
Zeev Nutov, Israel Beniaminy, Raphael Yuster