@inproceedings{combinatorialbayesianoptimizationusing,
  title = {Combinatorial Bayesian Optimization using the Graph Cartesian Product},
  author = {Changyong Oh and Jakub M. Tomczak and Efstratios Gavves and Max Welling},
  year = {2019},
  booktitle = {NeurIPS 2019 12},
  eprint = {1902.00448},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1902.00448v2},
}