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» Cycles of even lengths modulo k
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APPROX
2008
Springer
142views Algorithms» more  APPROX 2008»
13 years 7 months ago
Approximating Maximum Subgraphs without Short Cycles
We study approximation algorithms, integrality gaps, and hardness of approximation, of two problems related to cycles of "small" length k in a given graph. The instance f...
Guy Kortsarz, Michael Langberg, Zeev Nutov
TPDS
2008
67views more  TPDS 2008»
13 years 5 months ago
Embedding Long Paths in k-Ary n-Cubes with Faulty Nodes and Links
Let k 4 be even and let n 2. Consider a faulty k-ary n-cube Qk n in which the number of node faults fv and the number of link faults fe are such that fv +fe 2n-2. We prove that ...
Iain A. Stewart, Yonghong Xiang
FOCS
2005
IEEE
13 years 10 months ago
The Closest Substring problem with small distances
In the CLOSEST SUBSTRING problem k strings s1, ..., sk are given, and the task is to find a string s of length L such that each string si has a consecutive substring of length L ...
Dániel Marx
DASFAA
2003
IEEE
139views Database» more  DASFAA 2003»
13 years 10 months ago
Freshness-driven Adaptive Caching for Dynamic Content
With the wide availability of content delivery networks, many e-commerce Web applications utilize edge cache servers to cache and deliver dynamic contents at locations much closer...
Wen-Syan Li, Oliver Po, Wang-Pin Hsiung, K. Sel&cc...