graph_filterbank_folding

Two channel filter banks on arbitrary graphs using the spectral folding property. Code for the paper "Two channel filter banks on arbitrary graphs with positive semi definite variation operators" preprint https://arxiv.org/abs/2203.02858 DOI https://doi.org/10.1109/TSP.2023.3257983

Citing this work

@article{pavez2023two,
  title={Two channel filter banks on arbitrary graphs with positive semi definite variation operators},
  author={Pavez, Eduardo and Girault, Benjamin and Ortega, Antonio and Chou, Philip A},
  journal={IEEE Transactions on Signal Processing},
  year={2023},
  publisher={IEEE}
}