ToProVAR: Efficient Visual Autoregressive Modeling via Tri-Dimensional Entropy-Aware Semantic Analysis and Sparsity Optimization - Chen, Jiayu; Lin, Ruoyu; Zheng, Zihao; Li, Jingxin; Li, Maoliang; Luo, Guojie; Chen, Xiang (International Conference on Learning Representations, 2026)