2 papers
cs.CV2026
A Two-Stage Globally-Diverse Adversarial Attack for Vision-Language Pre-training Models
Wutao Chen, Huaqin Zou, Chen Wan +1
Vision-language pre-training (VLP) models are vulnerable to adversarial examples, particularly in black-box scenarios. Existing multimodal attacks often suffer from limited perturb…
cs.IR2025
Improving Ad matching via Cluster-Adaptive Keyword Expansion and Relevance tuning
Dipanwita Saha, Anis Zaman, Hua Zou +4
In search advertising, keyword matching connects user queries with relevant ads. While token-based matching increases ad coverage, it can reduce relevance due to overly permissive…