@article{constrainedpromptenhancementforimproving, title = {Constrained Prompt Enhancement for Improving Zero-Shot Generalization of Vision-Language Models}, author = {Xiaojie Yin and Qilong Wang and Qinghua Hu}, year = {2025}, eprint = {2508.17417}, archivePrefix = {arXiv}, url = {https://arxiv.org/abs/2508.17417}, }