Training-Free Text-Guided Color Editing with Multi-Modal Diffusion Transformer - Yin, Zixin; Dai, Xili; Chen, Ling-Hao; Zhou, Deyu; Wang, Jianan; Wang, Duomin; Yu, Gang; Ni, Lionel; Zhang, Lei; Shum, Heung-Yeung (International Conference on Learning Representations, 2026)