@article{udell2017why,
	title={Why are Big Data Matrices Approximately Low Rank?},
	author={Udell, Madeleine and Townsend, Alex},
	journal={SIAM Journal on Mathematics of Data Science (SIMODS)},
	volume={1},
	number={1},
	pages={144--160},
	year={2019},
	publisher={SIAM},
	archivePrefix = {arXiv},
	eprint = {1705.07474},
	url={https://epubs.siam.org/doi/pdf/10.1137/18M1183480},
}