447 search results - page 63 / 90 » Approximation Algorithms for Directed Steiner Problems |
107
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INFOCOM
2007
IEEE
15 years 7 months ago
2007
IEEE
— Existing work on placing additional relay nodes in wireless sensor networks to improve network connectivity typically assumes homogeneous wireless sensor nodes with an identica...
103
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IJCNN
2006
IEEE
15 years 7 months ago
2006
IEEE
— Recursive Neural Networks (RNNs) and Graph Neural Networks (GNNs) are two connectionist models that can directly process graphs. RNNs and GNNs exploit a similar processing fram...
139
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CISS
2007
IEEE
15 years 5 months ago
2007
IEEE
The problem of routing of sensor observations for optimal detection of a Markov random field (MRF) at a designated fusion center is analyzed. Assuming that the correlation structur...
128
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ORL
2006
15 years 1 months ago
2006
The strategic safety stock placement problem is a constrained separable concave minimization problem and so is solvable, in principle, as a sequence of mixed-integer programming p...
129
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TCBB
2011
14 years 8 months ago
2011
—We study the problem of merging genetic maps, when the individual genetic maps are given as directed acyclic graphs. The computational problem is to build a consensus map, which...