Yang, Shurong, Huadong Li, Juhao Wu, Minhao Jing, Linze Li, Renhe Ji, Jiajun Liang, Haoqiang Fan, and Jin Wang. 2025. “MegActor-Sigma: Unlocking Flexible Mixed-Modal Control in Portrait Animation With Diffusion Transformer”. Proceedings of the AAAI Conference on Artificial Intelligence 39 (9):9256-64. https://doi.org/10.1609/aaai.v39i9.33002.