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20212025
most citedSingle Node Injection Attack against Graph Neural Networks

67 citations · 87 across the 12 of their papers we have counts for

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Showing cs.IRShow all

9 papers · 1 filter

cs.IR2025

Personalized Denoising Implicit Feedback for Robust Recommender System

Kaike Zhang, Qi Cao, Yunfan Wu +3

While implicit feedback is foundational to modern recommender systems, factors such as human error, uncertainty, and ambiguity in user behavior inevitably introduce significant noi…

cs.IR2024

The 1st Workshop on Human-Centered Recommender Systems

Kaike Zhang, Yunfan Wu, Yougang lyu +6

Recommender systems are quintessential applications of human-computer interaction. Widely utilized in daily life, they offer significant convenience but also present numerous chall…

cs.IR2024

Understanding and Improving Adversarial Collaborative Filtering for Robust Recommendation

Kaike Zhang, Qi Cao, Yunfan Wu +3

Adversarial Collaborative Filtering (ACF), which typically applies adversarial perturbations at user and item embeddings through adversarial training, is widely recognized as an ef…

cs.IR2024★ 9 cited

Improving the Shortest Plank: Vulnerability-Aware Adversarial Training for Robust Recommender System

Kaike Zhang, Qi Cao, Yunfan Wu +3

Recommender systems play a pivotal role in mitigating information overload in various fields. Nonetheless, the inherent openness of these systems introduces vulnerabilities, allowi…

cs.IR2024

Accelerating the Surrogate Retraining for Poisoning Attacks against Recommender Systems

Yunfan Wu, Qi Cao, Shuchang Tao +3

Recent studies have demonstrated the vulnerability of recommender systems to data poisoning attacks, where adversaries inject carefully crafted fake user interactions into the trai…

cs.IR2024★ 1 cited

LoRec: Large Language Model for Robust Sequential Recommendation against Poisoning Attacks

Kaike Zhang, Qi Cao, Yunfan Wu +3

Sequential recommender systems stand out for their ability to capture users' dynamic interests and the patterns of item-to-item transitions. However, the inherent openness of seque…