@article{beyondadaptivesubmodularityapproximation,
  title = {Beyond Adaptive Submodularity: Approximation Guarantees of Greedy Policy with Adaptive Submodularity Ratio},
  author = {Kaito Fujii and Shinsaku Sakaue},
  year = {2019},
  eprint = {1904.10748},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1904.10748v1},
}