collaborators

6 papers

cs.CL2026

Chasing the Public Score: User Pressure and Evaluation Exploitation in Coding Agent Workflows

Hardy Chen, Nancy Lau, Haoqin Tu +8

Frontier coding agents are increasingly used in workflows where users supervise progress primarily through repeated improvement of a public score, namely the reported score on a pu…

cs.CR2026

Your Agent, Their Asset: A Real-World Safety Analysis of OpenClaw

Zijun Wang, Haoqin Tu, Letian Zhang +11

OpenClaw, the most widely deployed personal AI agent in early 2026, operates with full local system access and integrates with sensitive services such as Gmail, Stripe, and the fil…

cs.CV2026

Omni-MMSI: Toward Identity-attributed Social Interaction Understanding

Xinpeng Li, Bolin Lai, Hardy Chen +5

We introduce Omni-MMSI, a new task that requires comprehensive social interaction understanding from raw audio, vision, and speech input. The task involves perceiving identity-attr…

cs.CV2026

Kestrel: Grounding Self-Refinement for LVLM Hallucination Mitigation

Jiawei Mao, Hardy Chen, Haoqin Tu +7

Large vision-language models (LVLMs) have become increasingly strong but remain prone to hallucinations in multimodal tasks, which significantly narrows their deployment. As traini…

cs.CV2025

Where on Earth? A Vision-Language Benchmark for Probing Model Geolocation Skills Across Scales

Zhaofang Qian, Hardy Chen, Zeyu Wang +9

Vision-language models (VLMs) have advanced rapidly, yet their capacity for image-grounded geolocation in open-world conditions, a task that is challenging and of demand in real li…

cs.CV2025

ViLBench: A Suite for Vision-Language Process Reward Modeling

Haoqin Tu, Weitao Feng, Hardy Chen +3

Process-supervised reward models serve as a fine-grained function that provides detailed step-wise feedback to model responses, facilitating effective selection of reasoning trajec…