@article{structuralconditionsforprojectioncost,
  title = {Structural Conditions for Projection-Cost Preservation via Randomized Matrix Multiplication},
  author = {Agniva Chowdhury and Jiasen Yang and Petros Drineas},
  year = {2017},
  eprint = {1705.10102},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1705.10102v2},
}