@article{addressingdynamicandsparsequalitative,
  title = {Addressing Dynamic and Sparse Qualitative Data: A Hilbert Space Embedding of Categorical Variables},
  author = {Anirban Mukherjee and Hannah H. Chang},
  year = {2023},
  eprint = {2308.11781},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2308.11781v1},
}