2 papers
cs.LG2026
Band Together: Untargeted Adversarial Training with Multimodal Coordination against Evasion-based Promotion Attacks
Guanmeng Xian, Ning Yang, Philip S. Yu
Multimodal recommender systems exploit visual and textual signals to alleviate data sparsity, but this also makes them more vulnerable to evasion-based promotion attacks. Existing…
cs.IR2025
Denoised Recommendation Model with Collaborative Signal Decoupling
Zefeng Li, Ning Yang
Although the collaborative filtering (CF) algorithm has achieved remarkable performance in recommendation systems, it suffers from suboptimal recommendation performance due to nois…