@article{specgraddiffusionprobabilisticmodelbased,
  title = {SpecGrad: Diffusion Probabilistic Model based Neural Vocoder with Adaptive Noise Spectral Shaping},
  author = {Yuma Koizumi and Heiga Zen and Kohei Yatabe and Nanxin Chen and Michiel Bacchiani},
  year = {2022},
  eprint = {2203.16749},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2203.16749v2},
}