TIR-Agent: Training an Explorative and Efficient Agent for Image Restoration. - Yisheng Zhang; Guoli Jia; Haote Hu; Shanxu Zhao; Kaikai Zhao; Long Sun; Xinwei Long; Kai Tian; Che Jiang; Zhaoxiang Liu; Kai Wang 012; Shiguo Lian; et al. (CoRR, 2026)