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Author

Yujun Cai

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Preprint Sep 2026

AdaM-Rec: Adaptive Modality Routing for Multimodal Recommendation

While recent multimodal recommender systems have demonstrated the effectiveness of incorporating visual and textual information to improve downstream performance, most existing methods rely on static modality fusion, assuming that the relative importance of textual and visual signals remains stable across recommendatio...

Honghao Fu, Jiacheng Chen, Man-Xi Lin et al. · 0 citations
Aug 2026

PopCD: Test-Time Behavior Enhancement via Polarity-Prompt Contrastive Decoding.

This work introduces Polarity-Prompt Contrastive Decoding (PopCD), a test-time behavior control method that generalizes contrastive decoding to broader enhancement settings and is applicable to both LLMs and Vision-Language Models without additional training.

Bao-Long Bi, Yuyao Ge, Sheng-Hua Liu et al. · 0 citations

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