ITIScore: An Image-to-Text-to-Image Rating Framework for the Image Captioning Ability of MLLMs. - Zitong Xu; Huiyu Duan; Shengyao Qin; Guangyu Yang; Guangji Ma; Xiongkuo Min; Ke Gu 001; Guangtao Zhai; Patrick Le Callet (CoRR, 2026)