Ψ-Arena: Interactive Assessment and Optimization of LLM-based Psychological Counselors with Tripartite Feedback. - Shijing Zhu; Zhuang Chen 002; Guanqun Bi; Binghang Li; Yaxi Deng; Dazhen Wan; Libiao Peng; Xiyao Xiao; Rongsheng Zhang; Tangjie Lv; Zhipeng Hu; Fangfang Li; et al. (CoRR, 2025)