@inproceedings{yao2023multiadam,
  title={Multiadam: Parameter-wise scale-invariant optimizer for multiscale training of physics-informed neural networks},
  author={Yao, Jiachen and Su, Chang and Hao, Zhongkai and Liu, Songming and Su, Hang and Zhu, Jun},
  booktitle={International Conference on Machine Learning},
  pages={39702--39721},
  year={2023},
  organization={PMLR}
}