@article{perinstancealgorithmselectionfor,
  title = {Per-Instance Algorithm Selection for Recommender Systems via Instance Clustering},
  author = {Andrew Collins and Laura Tierney and Joeran Beel},
  year = {2020},
  eprint = {2012.15151},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2012.15151v1},
}