545 search results - page 16 / 109 » Simultaneous approximation by greedy algorithms |
CPM
2005
Springer
14 years 2 months ago
2005
Springer
In this paper we propose new solution methods for designing tag sets for use in universal DNA arrays. First, we give integer linear programming formulations for two previous formal...
STACS
2004
Springer
14 years 1 months ago
2004
Springer
OrthogonalVariableSpreadingFactor(OVSF)codesareusedinUMTStosharetheradiospectrum among several connections of possibly different bandwidth requirements. The combinatorial core of t...
AAIM
2006
Springer
14 years 2 months ago
2006
Springer
Abstract. We give logarithmic approximation algorithms for the nonmetric uncapacitated multicommodity and multilevel facility location problems. The former algorithms are optimal u...
DCOSS
2008
Springer
13 years 10 months ago
2008
Springer
When a sensor network is deployed in the field it is typically required to support multiple simultaneous missions, which may start and finish at different times. Schemes that match...
SIGECOM
2011
ACM
12 years 11 months ago
2011
ACM
We present algorithms for a class of resource allocation problems both in the online setting with stochastic input and in the offline setting. This class of problems contains man...