@article{dimensionalityreductionforkmeans,
  title = {Dimensionality Reduction for k-Means Clustering and Low Rank Approximation},
  author = {Michael B. Cohen and Sam Elder and Cameron Musco and Christopher Musco and Madalina Persu},
  year = {2014},
  eprint = {1410.6801},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1410.6801v3},
}