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APPROX
2006
Springer
234views Algorithms» more  APPROX 2006»
15 years 4 months ago
Constant-Factor Approximation for Minimum-Weight (Connected) Dominating Sets in Unit Disk Graphs
For a given graph with weighted vertices, the goal of the minimum-weight dominating set problem is to compute a vertex subset of smallest weight such that each vertex of the graph...
Christoph Ambühl, Thomas Erlebach, Matú...
107
Voted
APPROX
2006
Springer
89views Algorithms» more  APPROX 2006»
15 years 4 months ago
Online Algorithms to Minimize Resource Reallocations and Network Communication
Abstract. In this paper, we consider two new online optimization problems (each with several variants), present similar online algorithms for both, and show that one reduces to the...
Sashka Davis, Jeff Edmonds, Russell Impagliazzo
124
Voted
APPROX
2006
Springer
109views Algorithms» more  APPROX 2006»
15 years 4 months ago
Dobrushin Conditions and Systematic Scan
We consider Glauber dynamics on finite spin systems. The mixing time of Glauber dynamics can be bounded in terms of the influences of sites on each other. We consider three parame...
Martin E. Dyer, Leslie Ann Goldberg, Mark Jerrum
122
Voted
APPROX
2006
Springer
88views Algorithms» more  APPROX 2006»
15 years 4 months ago
Weighted Sum Coloring in Batch Scheduling of Conflicting Jobs
Motivated by applications in batch scheduling of jobs in manufacturing systems and distributed computing, we study two related problems. Given is a set of jobs {J1, . . . , Jn}, w...
Leah Epstein, Magnús M. Halldórsson,...
APPROX
2006
Springer
105views Algorithms» more  APPROX 2006»
15 years 4 months ago
Space Complexity vs. Query Complexity
Abstract. Combinatorial property testing deals with the following relaxation of decision problems: Given a fixed property and an input x, one wants to decide whether x satisfies th...
Oded Lachish, Ilan Newman, Asaf Shapira
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