collaborators

6 papers

cs.CV2026

MemeMind: Reference-Guided Trace Construction for Offline Context Optimization

Run Yang, Weihang Wang, Boheng Sheng +7

Offline context optimization improves an agent by revising its instructions and examples while keeping the model frozen. This approach learns from rollouts on an adaptation set, bu…

cs.DB2026

STIndex: A Context-Aware Multi-Dimensional Spatiotemporal Information Extraction System

Wenxiao Zhang, Yu Liu, Qiang sun +5

Extracting structured knowledge from unstructured data still faces practical limitations: entity and event extraction pipelines remain brittle, knowledge graph construction require…

cs.AI2026

Docs2Synth: A Synthetic Data Trained Retriever Framework for Scanned Visually Rich Documents Understanding

Yihao Ding, Qiang Sun, Puzhen Wu +3

Document understanding (VRDU) in regulated domains is particularly challenging, since scanned documents often contain sensitive, evolving, and domain specific knowledge. This leads…

cs.SE2025

DocSpiral: A Platform for Integrated Assistive Document Annotation through Human-in-the-Spiral

Qiang Sun, Sirui Li, Tingting Bi +4

Acquiring structured data from domain-specific, image-based documents such as scanned reports is crucial for many downstream tasks but remains challenging due to document variabili…

cs.IR2025

SymbioticRAG: Enhancing Document Intelligence Through Human-LLM Symbiotic Collaboration

Qiang Sun, Tingting Bi, Sirui Li +4

We present \textbf{SymbioticRAG}, a novel framework that fundamentally reimagines Retrieval-Augmented Generation~(RAG) systems by establishing a bidirectional learning relationship…

cs.LO2025

TimelineKGQA: A Comprehensive Question-Answer Pair Generator for Temporal Knowledge Graphs

Qiang Sun, Sirui Li, Du Huynh +2

Question answering over temporal knowledge graphs (TKGs) is crucial for understanding evolving facts and relationships, yet its development is hindered by limited datasets and diff…