@article{treebasednodeaggregationinsparse,
  title = {Tree-based Node Aggregation in Sparse Graphical Models},
  author = {Ines Wilms and Jacob Bien},
  year = {2021},
  eprint = {2101.12503},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2101.12503v1},
}