activity
20242026
collaborators

8 papers

cs.CL2026

C-ReD: A Comprehensive Chinese Benchmark for AI-Generated Text Detection Derived from Real-World Prompts

Chenxi Qing, Junxi Wu, Zheng Liu +5

Recently, large language models (LLMs) are capable of generating highly fluent textual content. While they offer significant convenience to humans, they also introduce various risk…

cs.CL2026

NaviRAG: Towards Active Knowledge Navigation for Retrieval-Augmented Generation

Jihao Dai, Dingjun Wu, Yuxuan Chen +4

Retrieval-augmented generation (RAG) typically relies on a flat retrieval paradigm that maps queries directly to static, isolated text segments. This approach struggles with more c…

cs.AI2026

PaperScope: A Multi-Modal Multi-Document Benchmark for Agentic Deep Research Across Massive Scientific Papers

Lei Xiong, Huaying Yuan, Zheng Liu +2

Leveraging Multi-modal Large Language Models (MLLMs) to accelerate frontier scientific research is promising, yet how to rigorously evaluate such systems remains unclear. Existing…

cs.IR2025

HawkBench: Investigating Resilience of RAG Methods on Stratified Information-Seeking Tasks

Hongjin Qian, Zheng Liu, Chao Gao +3

In real-world information-seeking scenarios, users have dynamic and diverse needs, requiring RAG systems to demonstrate adaptable resilience. To comprehensively evaluate the resili…

cs.CV2025

Memory-enhanced Retrieval Augmentation for Long Video Understanding

Huaying Yuan, Zheng Liu, Minghao Qin +5

Efficient long-video understanding~(LVU) remains a challenging task in computer vision. Current long-context vision-language models~(LVLMs) suffer from information loss due to comp…

cs.CL2025

Boosting Long-Context Management via Query-Guided Activation Refilling

Hongjin Qian, Zheng Liu, Peitian Zhang +2

Processing long contexts poses a significant challenge for large language models (LLMs) due to their inherent context-window limitations and the computational burden of extensive k…