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cs.IR2026
DistilVDR: A Compact End-to-End Visual Document Retriever via Dual-Student Distillation
Zhuchenyang Liu, Ziyi Wang, Yao Zhang +1
Visual document retrieval (VDR) is dominated by multi-billion-parameter models that are slow to index at full corpus scale and expensive to serve. Prior compression routes either t…
cs.IR2026
NanoVDR: Distilling a 2B Vision-Language Retriever into a 70M Text-Only Encoder for Visual Document Retrieval
Zhuchenyang Liu, Yao Zhang, Yu Xiao
Vision-Language Model (VLM) based retrievers have advanced visual document retrieval (VDR) to impressive quality. They require the same multi-billion parameter encoder for both doc…