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INFOCOM
2009
IEEE
14 years 2 months ago
Approximation Algorithms for Data Broadcast in Wireless Networks
—Broadcasting is a fundamental operation in wireless networks and plays an important role in the communication protocol design. In multihop wireless networks, however, interferen...
Rajiv Gandhi, Yoo-Ah Kim, Seungjoon Lee, Jiho Ryu,...
SODA
2008
ACM
101views Algorithms» more  SODA 2008»
13 years 9 months ago
Adaptive local ratio
Local ratio is a well-known paradigm for designing approximation algorithms for combinatorial optimization problems. At a very high level, a local-ratio algorithm first decomposes ...
Julián Mestre
WEA
2005
Springer
89views Algorithms» more  WEA 2005»
14 years 1 months ago
Implementation of Approximation Algorithms for the Multicast Congestion Problem
Abstract. We implement the approximation algorithm for the multicast congestion problem in communication networks in [14] based on the fast approximation algorithm for packing prob...
Qiang Lu, Hu Zhang
BMCBI
2006
100views more  BMCBI 2006»
13 years 7 months ago
Towards a better solution to the shortest common supersequence problem: the deposition and reduction algorithm
Background: The problem of finding a Shortest Common Supersequence (SCS) of a set of sequences is an important problem with applications in many areas. It is a key problem in biol...
Kang Ning, Hon Wai Leong
CORR
2010
Springer
144views Education» more  CORR 2010»
13 years 5 months ago
Fast Approximation Algorithms for Cut-based Problems in Undirected Graphs
We present a general method of designing fast approximation algorithms for cut-based minimization problems in undirected graphs. In particular, we develop a technique that given a...
Aleksander Madry