CARE: Covariance-Aware and Rank-Enhanced Decomposition for Enabling Multi-Head Latent Attention - Zhou, Zhongzhu; Bie, Fengxiang; Chen, Ziyan; Zhang, Zhenyu; Yang, Yibo; Wang, Junxiong; Athiwaratkun, Ben; Wu, Xiaoxia (Shirley); Song, Shuaiwen (International Conference on Learning Representations, 2026)