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BIRTHDAY
2009
Springer
14 years 4 months ago
2009
Springer
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...
CATS
2008
13 years 11 months ago
2008
In this paper we consider a problem that occurs when drawing public transportation networks. Given an embedded graph G = (V, E) (e.g. the railroad network) and a set H of paths in...
CONSTRAINTS
2008
13 years 9 months ago
2008
The tree constraint partitions a directed graph into node-disjoint trees. In many practical applications that involve such a partition, there exist side constraints specifying requ...
ECCTD
2011
12 years 9 months ago
2011
— One of the problems with on-chip active-RC filters is that in order to satisfy tight specifications accurately, they need to be fine-tuned. This becomes more difficult with inc...
ICDM
2007
IEEE
14 years 4 months ago
2007
IEEE
Discovering communities from documents involved in social discourse is an important topic in social network analysis, enabling greater understanding of the relationships among act...