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MFCS
2005
Springer
14 years 29 days ago
Tight Approximability Results for the Maximum Solution Equation Problem over Zp
In the maximum solution equation problem a collection of equations are given over some algebraic structure. The objective is to find an assignment to the variables in the equation...
Fredrik Kuivinen
NIPS
2004
13 years 8 months ago
Nearly Tight Bounds for the Continuum-Armed Bandit Problem
In the multi-armed bandit problem, an online algorithm must choose from a set of strategies in a sequence of n trials so as to minimize the total cost of the chosen strategies. Wh...
Robert D. Kleinberg
APPROX
2006
Springer
106views Algorithms» more  APPROX 2006»
13 years 11 months ago
A Tight Lower Bound for the Steiner Point Removal Problem on Trees
Gupta (SODA'01) considered the Steiner Point Removal (SPR) problem on trees. Given an edge-weighted tree T and a subset S of vertices called terminals in the tree, find an edg...
Hubert T.-H. Chan, Donglin Xia, Goran Konjevod, An...
COCO
2004
Springer
119views Algorithms» more  COCO 2004»
13 years 11 months ago
Tight Lower Bounds for Certain Parameterized NP-Hard Problems
Based on the framework of parameterized complexity theory, we derive tight lower bounds on the computational complexity for a number of well-known NP-hard problems. We start by pr...
Jianer Chen, Benny Chor, Mike Fellows, Xiuzhen Hua...
SIU
2002
67views more  SIU 2002»
13 years 7 months ago
A Tight Lagrangean Relaxation Bound for the Manufacturer's Pallet Loading Problem
In this study we analyze the performance of a Lagrangean relaxation upper bound for the problem of packing the maximum number of rectangles of sizes
Reinaldo Morabito, Randal Farago