@inproceedings{Papineni01,
  title = {Why Inverse Document Frequency?},
  author = {Kishore Papineni},
  year = {2001},
  url = {http://ucrel.lancs.ac.uk/acl/N/N01/N01-1004.pdf},
  researchr = {https://researchr.org/publication/Papineni01},
  cites = {0},
  citedby = {0},
  booktitle = {NAACL},
}