Search Results for author: Changsheng Wang

Found 3 papers, 2 papers with code

Safeguarding Vision-Language Models Against Patched Visual Prompt Injectors

no code implementations17 May 2024 Jiachen Sun, Changsheng Wang, Jiongxiao Wang, Yiwei Zhang, Chaowei Xiao

In this paper, we propose to address patched visual prompt injection, where adversaries exploit adversarial patches to generate target content in VLMs.

Adversarial Attack

Uplift Modeling for Target User Attacks on Recommender Systems

1 code implementation5 Mar 2024 Wenjie Wang, Changsheng Wang, Fuli Feng, Wentao Shi, Daizong Ding, Tat-Seng Chua

UBA estimates the treatment effect on each target user and optimizes the allocation of fake user budgets to maximize the attack performance.

Recommendation Systems

RecAD: Towards A Unified Library for Recommender Attack and Defense

1 code implementation9 Sep 2023 Changsheng Wang, Jianbai Ye, Wenjie Wang, Chongming Gao, Fuli Feng, Xiangnan He

Despite significant research progress in recommender attack and defense, there is a lack of a widely-recognized benchmarking standard in the field, leading to unfair performance comparison and limited credibility of experiments.

Benchmarking Recommendation Systems

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