@inproceedings{wang20icml,
    title = {Optimizing Data Usage via Differentiable Rewards},
    author = {Xinyi Wang and Hieu Pham and Paul Michel and Antonios Anastasopoulos and Jaime Carbonell and Graham Neubig},
    booktitle = {International Conference on Machine Learning (ICML)},
    month = {July},
    url = {https://arxiv.org/abs/1911.10088},
    year = {2020}
}