@article{enhancingtrainingdataattributionwith, title = {Enhancing Training Data Attribution with Representational Optimization}, author = {Weiwei Sun and Haokun Liu and Nikhil Kandpal and Colin Raffel and Yiming Yang}, year = {2025}, eprint = {2505.18513}, archivePrefix = {arXiv}, url = {https://arxiv.org/abs/2505.18513v1}, }