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A note on maximizing a submodular set function subject to a knapsack constraint
Authors:Maxim Sviridenko
Institution:IBM, T.J. Watson Research Center, P.O. Box 218, Yorktown Heights, NY 10598, USA
Abstract:In this paper, we obtain an (1−e−1)-approximation algorithm for maximizing a nondecreasing submodular set function subject to a knapsack constraint. This algorithm requires O(n5) function value computations.
Keywords:Submodular function  Approximation algorithm
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