activity
20242026
collaborators

8 papers

cs.AI2026

MCP-Flow: Facilitating LLM Agents to Master Real-World, Diverse and Scaling MCP Tools

Wenhao Wang, Peizhi Niu, Zhao Xu +8

Large Language Models (LLMs) increasingly rely on external tools to perform complex, realistic tasks, yet their ability to utilize the rapidly expanding Model Contextual Protocol (…

cs.CR2025

Secret-Protected Evolution for Differentially Private Synthetic Text Generation

Tianze Wang, Zhaoyu Chen, Jian Du +3

Text data has become extremely valuable on large language models (LLMs) and even lead to general artificial intelligence (AGI). A lot of high-quality text in the real world is priv…

cs.CR2025

Click Without Compromise: Online Advertising Measurement via Per User Differential Privacy

Yingtai Xiao, Jian Du, Shikun Zhang +4

Online advertising is a cornerstone of the Internet ecosystem, with advertising measurement playing a crucial role in optimizing efficiency. Ad measurement entails attributing desi…

cs.CL2025

TokenShapley: Token Level Context Attribution with Shapley Value

Yingtai Xiao, Yuqing Zhu, Sirat Samyoun +3

Large language models (LLMs) demonstrate strong capabilities in in-context learning, but verifying the correctness of their generated responses remains a challenge. Prior work has…

cs.CR2025

PrivacyGo: Privacy-Preserving Ad Measurement with Multidimensional Intersection

Jian Du, Haohao Qian, Shikun Zhang +6

This paper tackles the challenging and practical problem of multi-identifier private user profile matching for privacy-preserving ad measurement, a cornerstone of modern advertisin…

cs.CR2024

When Focus Enhances Utility: Target Range LDP Frequency Estimation and Unknown Item Discovery

Bo Jiang, Wanrong Zhang, Donghang Lu +2

Local Differential Privacy (LDP) protocols enable the collection of randomized client messages for data analysis, without the necessity of a trusted data curator. Such protocols ha…