Author

Yi-Wei Xu

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Preprint Aug 2026

DocPC: Document-Level Visual Retrieval via Representative Page Composition

This work proposes DocPC, a document-level visual retrieval framework based on Representative Page Composition, and introduces DocViRe, a benchmark with multi-positive relevance annotations that combines multi-positive contrastive learning with sparsely scheduled listwise optimization.

Chengcheng You, Qi Jiang, Junyi Zhou et al. · 0 citations

Preprint Aug 2026

ProRetrieval: Learning to Orchestrate Hybrid Search via Executable Program Synthesis

This work proposes ProRetrieval, which recasts the language model as a retrieval orchestrator: given a natural-language query, it synthesizes an executable program in a hybrid DSL interleaving SQL operators over structured fields with vector-retrieval primitives over text and images, with SQL itself providing the logical algebra that fuses heterogeneous candidate sets.

Chengcheng You, Zhen Sun, Yunhai Hu et al. · 0 citations