40 citations · 242 across the 33 of their papers we have counts for
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cs.DS2011★ 1 cited
Symmetry and approximability of submodular maximization problems
Jan Vondrak
A number of recent results on optimization problems involving submodular functions have made use of the multilinear relaxation of the problem. These results hold typically in the v…
cs.DS2011
On Variants of the Matroid Secretary Problem
Shayan Oveis Gharan, Jan Vondrák
We present a number of positive and negative results for variants of the matroid secretary problem. Most notably, we design a constant-factor competitive algorithm for the "random…