@article{chartreasonercodedrivenmodalitybridging, title = {ChartReasoner: Code-Driven Modality Bridging for Long-Chain Reasoning in Chart Question Answering}, author = {Caijun Jia and Nan Xu and Jingxuan Wei and Qingli Wang and Lei Wang and Bihui Yu and Junnan Zhu}, year = {2025}, eprint = {2506.10116}, archivePrefix = {arXiv}, url = {https://arxiv.org/abs/2506.10116v1}, }