activity
20242026
collaborators

9 papers

cs.CR2026

Searching for Privacy Risks in LLM Agents via Simulation

Yanzhe Zhang, Diyi Yang

The widespread deployment of LLM-based agents is likely to introduce a critical privacy threat: malicious agents that proactively engage others in multi-turn interactions to extrac…

cs.CR2026

Contextualized Privacy Defense for LLM Agents

Yule Wen, Yanzhe Zhang, Jianxun Lian +3

LLM agents increasingly act on users' personal information, yet existing privacy defenses remain limited in both design and adaptability. Most prior approaches rely on static or pa…

cs.CL2026

Towards Execution-Grounded Automated AI Research

Chenglei Si, Zitong Yang, Yejin Choi +3

Automated AI research holds great potential to accelerate scientific discovery. However, current LLMs often generate plausible-looking but ineffective ideas. Execution grounding ma…

cs.CL2025

AutoMetrics: Approximate Human Judgements with Automatically Generated Evaluators

Michael J. Ryan, Yanzhe Zhang, Amol Salunkhe +3

Evaluating user-facing AI applications remains a central challenge, especially in open-ended domains such as travel planning, clinical note generation, or dialogue. The gold standa…

cs.CL2025

The Ideation-Execution Gap: Execution Outcomes of LLM-Generated versus Human Research Ideas

Chenglei Si, Tatsunori Hashimoto, Diyi Yang

Large Language Models (LLMs) have shown promise in accelerating the scientific research pipeline. A key capability for this process is the ability to generate novel research ideas,…

cs.CL2025

Attacking Vision-Language Computer Agents via Pop-ups

Yanzhe Zhang, Tao Yu, Diyi Yang

Autonomous agents powered by large vision and language models (VLM) have demonstrated significant potential in completing daily computer tasks, such as browsing the web to book tra…