@inproceedings{ijcai2020p731, title = {Online Learning in Changing Environments}, author = {Zhang, Lijun}, booktitle = {Proceedings of the Twenty-Ninth International Joint Conference on Artificial Intelligence, {IJCAI-20}}, publisher = {International Joint Conferences on Artificial Intelligence Organization}, editor = {Christian Bessiere}, pages = {5178--5182}, year = {2020}, month = {7}, note = {Early Career}, doi = {10.24963/ijcai.2020/731}, url = {https://doi.org/10.24963/ijcai.2020/731}, }