Selective Expert Guidance for Effective and Diverse Exploration in Reinforcement Learning of LLMs - Jiang, Zishang; Han, Jinyi; li, tingyun; Wang, Xinyi; Jiang, Sihang; Dai, Zhaoqian; Shuguang, Ma; Yu, Fei; Liang, Jiaqing; Xiao, Yanghua (International Conference on Learning Representations, 2026)