Investigating Redundancy in Multimodal Large Language Models with Multiple Vision Encoders - WANG, Yizhou; Mao, Song; Chen, Yang; Shen, Yufan; Cai, Pinlong; Wang, Ding; Yan, Guohang; Yu, Zhi; Yan, Yinqiao; Hu, Xuming; Shi, Botian (International Conference on Learning Representations, 2026)