@article{pinnuprobustneuralnetworkwavefield,
  title = {PINNup: Robust neural network wavefield solutions using frequency upscaling and neuron splitting},
  author = {Xinquan Huang and Tariq Alkhalifah},
  year = {2021},
  eprint = {2109.14536},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2109.14536v1},
}