@article{decentralizednonconvexstochasticoptimiza,
  title = {Decentralized Non-convex Stochastic Optimization with Heterogeneous Variance},
  author = {Hongxu Chen and Ke Wei and Luo Luo},
  year = {2026},
  eprint = {2602.11789},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2602.11789},
}