@ARTICLE{23lqt-toc,
  author = {Xingyu Li and Zhe Qu and Bo Tang and Zhuo Lu},
  title = {{FedLGA}: Towards System-Heterogeneity of Federated Learning via Local Gradient Approximation},
  journal = {IEEE Transactions on Cybernetics},
  volume = {54},
  number = {1},
  pages = {401-414},
  year = {Jan 2024}
}