@article{theprojectedpowermethodanefficient,
  title = {The Projected Power Method: An Efficient Algorithm for Joint Alignment from Pairwise Differences},
  author = {Yuxin Chen and Emmanuel Candes},
  year = {2016},
  eprint = {1609.05820},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1609.05820v3},
}