@article{chartdeepresearchinlvlmsviaparallelrelat,
  title = {Chart Deep Research in LVLMs via Parallel Relative Policy Optimization},
  author = {Jiajin Tang and  Gaoyang and Wenjie Wang and Sibei Yang and Xing Chen},
  year = {2026},
  eprint = {2603.06677},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2603.06677},
}