@article{anunconstrainedsymmetricnonnegativelaten,
  title = {An Unconstrained Symmetric Nonnegative Latent Factor Analysis for Large-scale Undirected Weighted Networks},
  author = {Zhe Xie and Weiling Li and Yurong Zhong},
  year = {2022},
  eprint = {2208.04811},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2208.04811v1},
}