8 search results - page 1 / 2 » A note on concentration of submodular functions |
CORR
2010
Springer
14 years 6 months ago
2010
Springer
We survey a few concentration inequalities for submodular and fractionally subadditive functions of independent random variables, implied by the entropy method for self-bounding f...
DISOPT
2008
14 years 6 months ago
2008
A pseudolattice L is a poset with lattice-type binary operations. Assuming that the pseudolattice permits a modular representation as a family of subsets of a set U with certain c...
COMBINATORICS
2000
14 years 6 months ago
2000
We study the limiting distribution of the height in a generalized trie in which external nodes are capable to store up to b items (the so called b-tries). We assume that such a tr...
SODA
2010
ACM
15 years 3 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 3 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...