@article{hitrhierarchicaltopicmodelreestimation,
  title = {HiTR: Hierarchical Topic Model Re-estimation for Measuring Topical Diversity of Documents},
  author = {Hosein Azarbonyad and Mostafa Dehghani and Tom Kenter and Maarten Marx and Jaap Kamps and Maarten de Rijke},
  year = {2018},
  eprint = {1810.05436},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1810.05436v1},
}