@article{covecompressedvocabularyexpansionmakes, title = {CoVE: Compressed Vocabulary Expansion Makes Better LLM-based Recommender Systems}, author = {Haochen Zhang and Tianyi Zhang and Junze Yin and Oren Gal and Anshumali Shrivastava and Vladimir Braverman}, year = {2025}, eprint = {2506.19993}, archivePrefix = {arXiv}, url = {https://arxiv.org/abs/2506.19993v1}, }