collaborators

7 papers

cs.CV2026

Where, What, Why, and Importance: Structured Defect Grounding for Text-to-Image Feedback

Huaisong Zhang, Hao Yu, Yuxuan Zhang +7

Despite generating increasingly photorealistic images, text-to-image (T2I) models still exhibit localized, subtle, and structurally complex failures. Diagnosing these failures requ…

cs.AI2026

RewardHarness: Self-Evolving Agentic Post-Training

Yuxuan Zhang, Penghui Du, Bo Li +11

Evaluating instruction-guided image edits requires rewards that reflect subtle human preferences, yet current reward models typically depend on large-scale preference annotation an…

cs.CV2026

OmniAlpha: Aligning Transparency-Aware Generation via Multi-Task Unified Reinforcement Learning

Hao Yu, Jinglin Wang, Jiabo Zhan +7

Transparency-aware generation requires modeling not only RGB appearance but also alpha-based opacity and cross-layer composition, which are essential for tasks such as image mattin…

cs.CL2026

ClawBench: Can AI Agents Complete Everyday Online Tasks?

Yuxuan Zhang, Yubo Wang, Yipeng Zhu +27

AI agents may be able to assist with emails and documents, but can they reliably complete everyday online workflows on real websites? Everyday online tasks offer a realistic yet un…

cs.CV2026

Watch Before You Answer: Learning from Visually Grounded Post-Training

Yuxuan Zhang, EunJeong Hwang, Huaisong Zhang +8

It is critical for vision-language models (VLMs) to comprehensively understand visual, temporal, and textual cues. However, despite rapid progress in multimodal modeling, video und…

cs.AI2025

UltraHorizon: Benchmarking Agent Capabilities in Ultra Long-Horizon Scenarios

Haotian Luo, Huaisong Zhang, Xuelin Zhang +15

Autonomous agents have recently achieved remarkable progress across diverse domains, yet most evaluations focus on short-horizon, fully observable tasks. In contrast, many critical…