@article{rlearnerllmbalancinglogicalgroundingandf, title = {RLearner-LLM: Balancing Logical Grounding and Fluency in Large Language Models via Hybrid Direct Preference Optimization}, author = {Qiming Bao and Juho Leinonen and Paul Denny and Michael J. Witbrock}, year = {2026}, eprint = {2605.04539}, archivePrefix = {arXiv}, url = {https://arxiv.org/abs/2605.04539}, }