@article{combiningmachinelearningmodelsusingcombo,
  title = {Combining Machine Learning Models using combo Library},
  author = {Yue Zhao and Xuejian Wang and Cheng Cheng and Xueying Ding},
  year = {2019},
  eprint = {1910.07988},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1910.07988v2},
}