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CORR
2010
Springer
133views Education» more  CORR 2010»
14 years 9 months ago
Santa Claus Schedules Jobs on Unrelated Machines
One of the classic results in scheduling theory is the 2-approximation algorithm by Lenstra, Shmoys, and Tardos for the problem of scheduling jobs to minimize makespan on unrelate...
Ola Svensson
IOR
2002
135views more  IOR 2002»
14 years 9 months ago
A Fluid Heuristic for Minimizing Makespan in Job Shops
We describe a simple on-line heuristic for scheduling job-shops. We assume there is a fixed set of routes for the jobs, and many jobs, say N, on each route. The heuristic uses saf...
J. G. Dai, Gideon Weiss
CLUSTER
2005
IEEE
15 years 3 months ago
Minimizing the Network Overhead of Checkpointing in Cycle-harvesting Cluster Environments
Cycle-harvesting systems such as Condor have been developed to make desktop machines in a local area (which are often similar to clusters in hardware configuration) available as ...
Daniel Nurmi, John Brevik, Richard Wolski
MOR
2000
90views more  MOR 2000»
14 years 9 months ago
A PTAS for Minimizing the Total Weighted Completion Time on Identical Parallel Machines
We consider the problem of scheduling a set of n jobs on m identical parallel machines so as to minimize the weighted sum of job completion times. This problem is NP-hard in the s...
Martin Skutella, Gerhard J. Woeginger
TCS
2008
14 years 9 months ago
Dense open-shop schedules with release times
We study open-shop scheduling problems with job release times. The objective is to minimize the makespan. Dense schedules, easy to construct, are often used as approximate solutio...
Rongjun Chen, Wanzhen Huang, Guochun Tang