@article{taskleveldistributionallyrobust, title = {Task-level Distributionally Robust Optimization for Large Language Model-based Dense Retrieval}, author = {Guangyuan Ma and Yongliang Ma and Xing Wu and Zhenpeng Su and Ming Zhou and Songlin Hu}, year = {2024}, eprint = {2408.10613}, archivePrefix = {arXiv}, url = {https://arxiv.org/abs/2408.10613v3}, }