MLLM

Modality-Grounded Contrastive Decoding for Cross-Modal Hallucination Mitigation
A training-free framework that softly anchors fused predictions toward the target modality’s own judgment when overshooting, mitigating cross-modal hallucination in multimodal LLMs.
Yuyao Ge 葛钰峣, Shenghua Liu, Yiwei Wang, Tianyu Liu, Baolong Bi, Lingrui Mei, Jiayu Yao, Jiafeng Guo, Xueqi Cheng
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Modality-Grounded Contrastive Decoding for Cross-Modal Hallucination Mitigation