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cs.IR2026
Training Documents Reranker with Search Rubrics for Deep Research Agent
Wenhan Liu, Yu Lu, Qiaolin Xia +8
Retrieval systems help deep research agents generate high-quality answers by providing relevant documents. However, existing retrievers typically select documents through relevance…
cs.IR2025
Laser: Governing Long-Horizon Agentic Search via Structured Protocol and Context Register
Shuting Wang, Qiaolin Xia, Vich Wang +3
Recent advances in Large Language Models (LLMs) and Large Reasoning Models (LRMs) have enabled agentic search systems that interleave multi-step reasoning with external tool use. H…