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Author

Mingxin Li

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Review Aug 2026

VisDocAgentBench: Benchmarking Agents for Visually Rich Document Retrieval

This work introduces VisDocAgentBench, a closed-corpus benchmark comparing static and agentic retrieval under a shared ranked-output contract, and motivates retrieval agents that combine modality-preserving discovery with evidence-directed verification.

Lexiang Hu, Yanzhao Zhang, Mingxin Li et al. · 0 citations
Preprint Aug 2026

DEPT: Document Embedding Preservation Tuning for Unified Query Expansion and Retrieval

Document Embedding Preservation Tuning (DEPT) is introduced, which keeps tuned document embeddings close to cached initial embeddings while allowing retrieval gradients to pass through straight-through decoding into the generator.

Jingyuan Wang, Richong Zhang, Zhijie Nie et al. · 0 citations

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