@article{arefinedsvdalgorithmforcollaborative,
  title = {A Refined SVD Algorithm for Collaborative Filtering},
  author = {Marko Kabić and Gabriel Duque López and Daniel Keller},
  year = {2020},
  eprint = {2012.06923},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2012.06923v1},
}