@article{crosssimngffftbasedglobalrigid,
  title = {Cross-Sim-NGF: FFT-Based Global Rigid Multimodal Alignment of Image Volumes using Normalized Gradient Fields},
  author = {Johan Öfverstedt and Joakim Lindblad and Nataša Sladoje},
  year = {2021},
  eprint = {2110.10156},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2110.10156v1},
}