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FSTTCS
1999
Springer
15 years 8 months ago
A Randomized Algorithm for Flow Shop Scheduling
Abstract. Shop scheduling problems are known to be notoriously intractable, both in theory and practice. In this paper we give a randomized approximation algorithm for flow shop s...
Naveen Garg, Sachin Jain, Chaitanya Swamy
154
Voted
INFOCOM
2007
IEEE
15 years 10 months ago
Fault-Tolerant Relay Node Placement in Wireless Sensor Networks: Problems and Algorithms
— Two fundamental functions of the sensor nodes in a wireless sensor network are to sense its environment and to transmit sensed information to a basestation. One approach to pro...
Weiyi Zhang, Guoliang Xue, Satyajayant Misra
IPL
2000
96views more  IPL 2000»
15 years 4 months ago
On bounded occurrence constraint satisfaction
An approximation algorithm for a constraint satisfaction problem is said to be nontrivial if its performance ratio is strictly superior to the expected performance of the algorith...
Johan Håstad
COR
2006
82views more  COR 2006»
15 years 4 months ago
Semidefinite programming based approaches to the break minimization problem
This paper considers the break minimization problem in sports timetabling. The problem is to find, under a given timetable of a round-robin tournament, a home-away assignment that...
Ryuhei Miyashiro, Tomomi Matsui
EUROPAR
2010
Springer
15 years 4 months ago
A Fast 5/2-Approximation Algorithm for Hierarchical Scheduling
We present in this article a new approximation algorithm for scheduling a set of n independent rigid (meaning requiring a fixed number of processors) jobs on hierarchical parallel ...
Marin Bougeret, Pierre-François Dutot, Klau...