@article{ondiscriminativevsgenerativeclassifiersr, title = {On Discriminative vs. Generative classifiers: Rethinking MLLMs for Action Understanding}, author = {Zhanzhong Pang and Dibyadip Chatterjee and Fadime Sener and Angela Yao}, year = {2026}, eprint = {2603.02546}, archivePrefix = {arXiv}, url = {https://arxiv.org/abs/2603.02546}, }