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STACS
2000
Springer
13 years 9 months ago
On the Competitive Ratio of the Work Function Algorithm for the k-Server Problem
The k-server problem is one of the most fundamental online problems. The problem is to schedule k mobile servers to visit a sequence of points in a metric space with minimum total...
Yair Bartal, Elias Koutsoupias
TCS
2008
13 years 5 months ago
On the power of lookahead in on-line server routing problems
We study the usefulness of lookahead in online server routing problems: if an online algorithm is not only informed about the requests released so far, but also has a limited abil...
Luca Allulli, Giorgio Ausiello, Vincenzo Bonifaci,...
JDA
2006
77views more  JDA 2006»
13 years 5 months ago
On Multi-threaded Metrical Task Systems
Traditionally, on-line problems have been studied under the assumption that there is a unique sequence of requests that must be served. This approach is common to most general mod...
Esteban Feuerstein, Steven S. Seiden, Alejandro St...
JACM
2006
92views more  JACM 2006»
13 years 5 months ago
The generalized two-server problem
We consider the generalized on-line two-server problem in which at each step each server receives a request, which is a point in a metric space. One of the servers has to be moved ...
René A. Sitters, Leen Stougie
RTSS
1994
IEEE
13 years 10 months ago
On-Line Scheduling to Maximize Task Completions
The problem of uniprocessor scheduling under conditions of overload is investigated. The system objective is to maximzze the number of tasks that complete by their deadlines. For ...
Sanjoy K. Baruah, Jayant R. Haritsa, Nitin Sharma