@article{residualgaussianprocessatractable,
  title = {Residual Gaussian Process: A Tractable Nonparametric Bayesian Emulator for Multi-fidelity Simulations},
  author = {Wei W. Xing and Akeel A. Shah and Peng Wang and Shandian Zhe Qian Fu and Robert. M. Kirby},
  year = {2021},
  eprint = {2104.03743},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2104.03743v1},
}