@conference {897026,
	title = {Learning Sparse Combinatorial Representations viaTwo-stage Submodular Maximization},
	booktitle = {International Conference of Machine Learning (ICML) },
	year = {2016},
	pages = {2207-2216},
	url = {http://people.seas.harvard.edu/~yaron/papers/TwoStageSubmodular.pdf},
	author = {Eric Balkanski and Andreas Krause and Baharan Mirzasoleiman and Yaron Singer}
}
