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» Two fixed-parameter algorithms for Vertex Covering by Paths ...
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IPL
2008
58views more  IPL 2008»
13 years 4 months ago
Two fixed-parameter algorithms for Vertex Covering by Paths on Trees
Jiong Guo, Rolf Niedermeier, Johannes Uhlmann
BIRTHDAY
2009
Springer
13 years 11 months ago
Covering a Tree by a Forest
Consider a tree T and a forest F. The paper discusses the following new problems: The Forest vertex-cover problem (FVC): cover the vertices of T by a minimum number of copies of tr...
Fanica Gavril, Alon Itai
TCBB
2010
144views more  TCBB 2010»
12 years 11 months ago
Querying Graphs in Protein-Protein Interactions Networks Using Feedback Vertex Set
Recent techniques increase rapidly the amount of our knowledge on interactions between proteins. The interpretation of these new information depends on our ability to retrieve kno...
Guillaume Blin, Florian Sikora, Stéphane Vi...
SODA
2010
ACM
178views Algorithms» more  SODA 2010»
14 years 2 months ago
Tree Embeddings for Two-Edge-Connected Network Design
The group Steiner problem is a classical network design problem where we are given a graph and a collection of groups of vertices, and want to build a min-cost subgraph that conne...
Anupam Gupta, Ravishankar Krishnaswamy, R. Ravi
CORR
2006
Springer
160views Education» more  CORR 2006»
13 years 4 months ago
Frugality ratios and improved truthful mechanisms for vertex cover
In set-system auctions, there are several overlapping teams of agents, and a task that can be completed by any of these teams. The auctioneer's goal is to hire a team and pay...
Edith Elkind, Leslie Ann Goldberg, Paul W. Goldber...