@article{segmentationbeforeansweringpixelgroundin, title = {Segmentation before Answering: Pixel Grounding for MLLM Visual Reasoning}, author = {Yake Wei and Yuan Wang and Fengyun Rao and Jing Lyu and Di Hu}, year = {2026}, eprint = {2607.05798}, archivePrefix = {arXiv}, url = {https://arxiv.org/abs/2607.05798}, }