@article{multioutputgaussianprocessesfor,
  title = {Multi-Output Gaussian Processes for Crowdsourced Traffic Data Imputation},
  author = {Filipe Rodrigues and Kristian Henrickson and Francisco C. Pereira},
  year = {2018},
  eprint = {1812.08739},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1812.08739v2},
}