@article{groupentropycontrolledpolicyoptimization, title = {Group Entropy-Controlled Policy Optimization}, author = {Guangran Cheng and Chengqi Lyu and Songyang Gao and Wenwei Zhang and Kai Chen}, year = {2026}, eprint = {2607.16850}, archivePrefix = {arXiv}, url = {https://arxiv.org/abs/2607.16850}, }