@article{laga20224d,
  title={4d atlas: Statistical analysis of the spatiotemporal variability in longitudinal 3D shape data},
  author={Laga, Hamid and Padilla, Marcel and Jermyn, Ian H and Kurtek, Sebastian and Bennamoun, Mohammed and Srivastava, Anuj},
  journal={IEEE Transactions on Pattern Analysis and Machine Intelligence},
  volume={45},
  number={2},
  pages={1335--1352},
  year={2022},
  publisher={IEEE}
}