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cs.LG2025
QLIP: A Dynamic Quadtree Vision Prior Enhances MLLM Performance Without Retraining
Kyle R. Chickering, Bangzheng Li, Muhao Chen
Multimodal Large Language Models (MLLMs) encode images into visual tokens, aligning visual and textual signals within a shared latent space to facilitate crossmodal representation…
cs.LG2025
Diagnosing and Mitigating Modality Interference in Multimodal Large Language Models
Rui Cai, Bangzheng Li, Xiaofei Wen +2
Multimodal Large Language Models demonstrate strong performance on multimodal benchmarks, yet often exhibit poor robustness when exposed to spurious modality interference, such as…
cs.LG2024
Rewarded Region Replay (R3) for Policy Learning with Discrete Action Space
Bangzheng Li, Ningshan Ma, Zifan Wang
We introduce a new on-policy algorithm called Rewarded Region Replay (R3), which significantly improves on PPO in solving environments with discrete action spaces. R3 improves samp…