@article{dctanddstfilteringwithsparsegraph,
  title = {DCT and DST Filtering with Sparse Graph Operators},
  author = {Keng-Shih Lu and Antonio Ortega and Debargha Mukherjee and Yue Chen},
  year = {2021},
  eprint = {2103.11529},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2103.11529v1},
}