79 search results - page 6 / 16 » An Online Algorithm for Maximizing Submodular Functions |
WSDM
2012
ACM
13 years 5 months ago
2012
ACM
One of the key objectives of viral marketing is to identify a small set of users in a social network, who when convinced to adopt a product will influence others in the network l...
KDD
2003
ACM
15 years 10 months ago
2003
ACM
Models for the processes by which ideas and influence propagate through a social network have been studied in a number of domains, including the diffusion of medical and technolog...
SODA
2010
ACM
15 years 6 months ago
2010
ACM
If a two-player social welfare maximization problem does not admit a PTAS, we prove that any maximal-in-range truthful mechanism that runs in polynomial time cannot achieve an app...
SODA
2010
ACM
15 years 6 months ago
2010
ACM
Consider the following problem: given a metric space, some of whose points are "clients," select a set of at most k facility locations to minimize the average distance f...
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FOCS
2006
IEEE
15 years 3 months ago
2006
IEEE
Combinatorial allocation problems require allocating items to players in a way that maximizes the total utility. Two such problems received attention recently, and were addressed ...