@article{visioncoachreinforcinggroundedvideoreaso, title = {VisionCoach: Reinforcing Grounded Video Reasoning via Visual-Perception Prompting}, author = {Daeun Lee and Shoubin Yu and Yue Zhang and Mohit Bansal}, year = {2026}, eprint = {2603.14659}, archivePrefix = {arXiv}, url = {https://arxiv.org/abs/2603.14659}, }