@article{samgogasamplingbasedgraphofgraphsframewo,
  title = {SamGoG: A Sampling-Based Graph-of-Graphs Framework for Imbalanced Graph Classification},
  author = {Shangyou Wang and Zezhong Ding and Xike Xie},
  year = {2025},
  eprint = {2507.13741},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2507.13741},
}