@inproceedings{ICML:2026:Yang:A,<br>
  author = {Sifan Yang and Wenhao Yang and Wei Jiang and Lijun Zhang},<br>
  title = {Decentralized Online Convex Optimization with Efficient Communication: Improved Algorithm and Lower Bounds},<br>
  booktitle = {Proceedings of the 43rd International Conference on Machine Learning (ICML)},<br>
  pages =  {146639--146679},<br>
  year =  {2026},<br>
}