Concept-TRAK: Understanding how diffusion models learn concepts through concept attribution - Park, Yong-Hyun; Lai, Chieh-Hsin; Hayakawa, Satoshi; Takida, Yuhta; Murata, Naoki; Liao, WeiHsiang; Choi, Woosung; Cheuk, Kin Wai; Koo, Junghyun (Tony); Mitsufuji, Yuki (International Conference on Learning Representations, 2026)