@article{betterdifferentiallyprivateapproximate,
  title = {Better Differentially Private Approximate Histograms and Heavy Hitters using the Misra-Gries Sketch},
  author = {Christian Janos Lebeda and Jakub Tětek},
  year = {2023},
  eprint = {2301.02457},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2301.02457v2},
}