Sciweavers

58 search results - page 3 / 12
» Improved competitive ratio for the matroid secretary problem
Sort
View
COCOON
2006
Springer
13 years 11 months ago
On Dynamic Bin Packing: An Improved Lower Bound and Resource Augmentation Analysis
We study the dynamic bin packing problem introduced by Coffman, Garey and Johnson. This problem is a generalization of the bin packing problem in which items may arrive and depart...
Wun-Tat Chan, Prudence W. H. Wong, Fencol C. C. Yu...
ICPP
1998
IEEE
13 years 11 months ago
Improving Parallel-Disk Buffer Management using Randomized Writeback
We address the problems of I/O scheduling and buffer management for general reference strings in a parallel I/O system. Using the standard parallel disk model withD disks and a sh...
Mahesh Kallahalla, Peter J. Varman
WAOA
2007
Springer
126views Algorithms» more  WAOA 2007»
14 years 1 months ago
Better Bounds for Incremental Medians
In the incremental version of the well-known k-median problem the objective is to compute an incremental sequence of facility sets F1 ⊆ F2 ⊆ .... ⊆ Fn, where each Fk contain...
Marek Chrobak, Mathilde Hurand
COCOON
2007
Springer
13 years 11 months ago
An Improved Algorithm for Online Unit Clustering
Abstract. We revisit the online unit clustering problem in one dimension which we recently introduced at WAOA'06: given a sequence of n points on the line, the objective is to...
Hamid Zarrabi-Zadeh, Timothy M. Chan
ICALP
2004
Springer
14 years 25 days ago
Online Scheduling of Equal-Length Jobs: Randomization and Restarts Help
We consider the following scheduling problem. The input is a set of jobs with equal processing times, where each job is specified by its release time and deadline. The goal is to ...
Marek Chrobak, Wojciech Jawor, Jiri Sgall, Tom&aac...